Chao Yu | 7c1a000 | 2018-09-12 09:16:07 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
Jaegeuk Kim | 0a8165d | 2012-11-29 13:28:09 +0900 | [diff] [blame] | 2 | /* |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 3 | * fs/f2fs/checkpoint.c |
| 4 | * |
| 5 | * Copyright (c) 2012 Samsung Electronics Co., Ltd. |
| 6 | * http://www.samsung.com/ |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 7 | */ |
| 8 | #include <linux/fs.h> |
| 9 | #include <linux/bio.h> |
| 10 | #include <linux/mpage.h> |
| 11 | #include <linux/writeback.h> |
| 12 | #include <linux/blkdev.h> |
| 13 | #include <linux/f2fs_fs.h> |
| 14 | #include <linux/pagevec.h> |
| 15 | #include <linux/swap.h> |
| 16 | |
| 17 | #include "f2fs.h" |
| 18 | #include "node.h" |
| 19 | #include "segment.h" |
Jaegeuk Kim | 9e4ded3 | 2014-12-17 19:58:58 -0800 | [diff] [blame] | 20 | #include "trace.h" |
Namjae Jeon | 2af4bd6 | 2013-04-23 18:26:54 +0900 | [diff] [blame] | 21 | #include <trace/events/f2fs.h> |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 22 | |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 23 | static struct kmem_cache *ino_entry_slab; |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 24 | struct kmem_cache *f2fs_inode_entry_slab; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 25 | |
Jaegeuk Kim | 38f91ca | 2016-05-18 14:07:56 -0700 | [diff] [blame] | 26 | void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io) |
| 27 | { |
Chao Yu | d494500 | 2018-08-08 17:36:41 +0800 | [diff] [blame] | 28 | f2fs_build_fault_attr(sbi, 0, 0); |
Chao Yu | aaec2b1 | 2016-09-20 11:04:18 +0800 | [diff] [blame] | 29 | set_ckpt_flags(sbi, CP_ERROR_FLAG); |
Jaegeuk Kim | 38f91ca | 2016-05-18 14:07:56 -0700 | [diff] [blame] | 30 | if (!end_io) |
Jaegeuk Kim | b9109b0 | 2017-05-10 11:28:38 -0700 | [diff] [blame] | 31 | f2fs_flush_merged_writes(sbi); |
Jaegeuk Kim | 38f91ca | 2016-05-18 14:07:56 -0700 | [diff] [blame] | 32 | } |
| 33 | |
Jaegeuk Kim | 0a8165d | 2012-11-29 13:28:09 +0900 | [diff] [blame] | 34 | /* |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 35 | * We guarantee no failure on the returned page. |
| 36 | */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 37 | struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 38 | { |
Gu Zheng | 9df27d9 | 2014-01-20 18:37:04 +0800 | [diff] [blame] | 39 | struct address_space *mapping = META_MAPPING(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 40 | struct page *page = NULL; |
| 41 | repeat: |
Jaegeuk Kim | 300e129 | 2016-04-29 16:11:53 -0700 | [diff] [blame] | 42 | page = f2fs_grab_cache_page(mapping, index, false); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 43 | if (!page) { |
| 44 | cond_resched(); |
| 45 | goto repeat; |
| 46 | } |
Chao Yu | bae0ee7 | 2018-12-25 17:43:42 +0800 | [diff] [blame] | 47 | f2fs_wait_on_page_writeback(page, META, true, true); |
Jaegeuk Kim | 237c079 | 2016-06-30 18:49:15 -0700 | [diff] [blame] | 48 | if (!PageUptodate(page)) |
| 49 | SetPageUptodate(page); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 50 | return page; |
| 51 | } |
| 52 | |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 53 | static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index, |
| 54 | bool is_meta) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 55 | { |
Gu Zheng | 9df27d9 | 2014-01-20 18:37:04 +0800 | [diff] [blame] | 56 | struct address_space *mapping = META_MAPPING(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 57 | struct page *page; |
Jaegeuk Kim | cf04e8e | 2014-12-17 19:33:13 -0800 | [diff] [blame] | 58 | struct f2fs_io_info fio = { |
Jaegeuk Kim | 05ca363 | 2015-04-23 14:38:15 -0700 | [diff] [blame] | 59 | .sbi = sbi, |
Jaegeuk Kim | cf04e8e | 2014-12-17 19:33:13 -0800 | [diff] [blame] | 60 | .type = META, |
Mike Christie | 04d328d | 2016-06-05 14:31:55 -0500 | [diff] [blame] | 61 | .op = REQ_OP_READ, |
Christoph Hellwig | 70fd761 | 2016-11-01 07:40:10 -0600 | [diff] [blame] | 62 | .op_flags = REQ_META | REQ_PRIO, |
Chao Yu | 7a9d754 | 2016-02-22 18:36:38 +0800 | [diff] [blame] | 63 | .old_blkaddr = index, |
| 64 | .new_blkaddr = index, |
Jaegeuk Kim | 4375a33 | 2015-04-23 12:04:33 -0700 | [diff] [blame] | 65 | .encrypted_page = NULL, |
Chao Yu | 6dc3a12 | 2019-04-15 15:26:31 +0800 | [diff] [blame] | 66 | .is_por = !is_meta, |
Jaegeuk Kim | cf04e8e | 2014-12-17 19:33:13 -0800 | [diff] [blame] | 67 | }; |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 68 | int err; |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 69 | |
| 70 | if (unlikely(!is_meta)) |
Mike Christie | 04d328d | 2016-06-05 14:31:55 -0500 | [diff] [blame] | 71 | fio.op_flags &= ~REQ_META; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 72 | repeat: |
Jaegeuk Kim | 300e129 | 2016-04-29 16:11:53 -0700 | [diff] [blame] | 73 | page = f2fs_grab_cache_page(mapping, index, false); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 74 | if (!page) { |
| 75 | cond_resched(); |
| 76 | goto repeat; |
| 77 | } |
Jaegeuk Kim | 393ff91 | 2013-03-08 21:29:23 +0900 | [diff] [blame] | 78 | if (PageUptodate(page)) |
| 79 | goto out; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 80 | |
Jaegeuk Kim | 05ca363 | 2015-04-23 14:38:15 -0700 | [diff] [blame] | 81 | fio.page = page; |
| 82 | |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 83 | err = f2fs_submit_page_bio(&fio); |
| 84 | if (err) { |
| 85 | f2fs_put_page(page, 1); |
| 86 | return ERR_PTR(err); |
Jaegeuk Kim | 86531d6 | 2015-07-15 13:08:21 -0700 | [diff] [blame] | 87 | } |
Jaegeuk Kim | 393ff91 | 2013-03-08 21:29:23 +0900 | [diff] [blame] | 88 | |
Chao Yu | 8b83ac8 | 2020-04-16 18:16:56 +0800 | [diff] [blame] | 89 | f2fs_update_iostat(sbi, FS_META_READ_IO, F2FS_BLKSIZE); |
| 90 | |
Jaegeuk Kim | 393ff91 | 2013-03-08 21:29:23 +0900 | [diff] [blame] | 91 | lock_page(page); |
Jaegeuk Kim | 6bacf52 | 2013-12-06 15:00:58 +0900 | [diff] [blame] | 92 | if (unlikely(page->mapping != mapping)) { |
Jaegeuk Kim | afcb7ca0 | 2013-04-26 11:55:17 +0900 | [diff] [blame] | 93 | f2fs_put_page(page, 1); |
| 94 | goto repeat; |
| 95 | } |
Chao Yu | f3f338c | 2015-07-29 17:33:13 +0800 | [diff] [blame] | 96 | |
Chao Yu | 81114ba | 2018-04-09 20:25:06 +0800 | [diff] [blame] | 97 | if (unlikely(!PageUptodate(page))) { |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 98 | f2fs_put_page(page, 1); |
| 99 | return ERR_PTR(-EIO); |
Chao Yu | 81114ba | 2018-04-09 20:25:06 +0800 | [diff] [blame] | 100 | } |
Jaegeuk Kim | 393ff91 | 2013-03-08 21:29:23 +0900 | [diff] [blame] | 101 | out: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 102 | return page; |
| 103 | } |
| 104 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 105 | struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index) |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 106 | { |
| 107 | return __get_meta_page(sbi, index, true); |
| 108 | } |
| 109 | |
Jaegeuk Kim | 86f3360 | 2020-10-02 14:17:35 -0700 | [diff] [blame] | 110 | struct page *f2fs_get_meta_page_retry(struct f2fs_sb_info *sbi, pgoff_t index) |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 111 | { |
| 112 | struct page *page; |
| 113 | int count = 0; |
| 114 | |
| 115 | retry: |
| 116 | page = __get_meta_page(sbi, index, true); |
| 117 | if (IS_ERR(page)) { |
| 118 | if (PTR_ERR(page) == -EIO && |
| 119 | ++count <= DEFAULT_RETRY_IO_COUNT) |
| 120 | goto retry; |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 121 | f2fs_stop_checkpoint(sbi, false); |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 122 | } |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 123 | return page; |
| 124 | } |
| 125 | |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 126 | /* for POR only */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 127 | struct page *f2fs_get_tmp_page(struct f2fs_sb_info *sbi, pgoff_t index) |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 128 | { |
| 129 | return __get_meta_page(sbi, index, false); |
| 130 | } |
| 131 | |
Chao Yu | 93770ab | 2019-04-15 15:26:32 +0800 | [diff] [blame] | 132 | static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr, |
| 133 | int type) |
| 134 | { |
| 135 | struct seg_entry *se; |
| 136 | unsigned int segno, offset; |
| 137 | bool exist; |
| 138 | |
| 139 | if (type != DATA_GENERIC_ENHANCE && type != DATA_GENERIC_ENHANCE_READ) |
| 140 | return true; |
| 141 | |
| 142 | segno = GET_SEGNO(sbi, blkaddr); |
| 143 | offset = GET_BLKOFF_FROM_SEG0(sbi, blkaddr); |
| 144 | se = get_seg_entry(sbi, segno); |
| 145 | |
| 146 | exist = f2fs_test_bit(offset, se->cur_valid_map); |
| 147 | if (!exist && type == DATA_GENERIC_ENHANCE) { |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 148 | f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d", |
| 149 | blkaddr, exist); |
Chao Yu | 93770ab | 2019-04-15 15:26:32 +0800 | [diff] [blame] | 150 | set_sbi_flag(sbi, SBI_NEED_FSCK); |
| 151 | WARN_ON(1); |
| 152 | } |
| 153 | return exist; |
| 154 | } |
| 155 | |
Chao Yu | e1da787 | 2018-06-05 17:44:11 +0800 | [diff] [blame] | 156 | bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi, |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 157 | block_t blkaddr, int type) |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 158 | { |
| 159 | switch (type) { |
| 160 | case META_NAT: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 161 | break; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 162 | case META_SIT: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 163 | if (unlikely(blkaddr >= SIT_BLK_CNT(sbi))) |
| 164 | return false; |
| 165 | break; |
Chao Yu | 81c1a0f1 | 2014-02-27 19:12:24 +0800 | [diff] [blame] | 166 | case META_SSA: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 167 | if (unlikely(blkaddr >= MAIN_BLKADDR(sbi) || |
| 168 | blkaddr < SM_I(sbi)->ssa_blkaddr)) |
| 169 | return false; |
| 170 | break; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 171 | case META_CP: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 172 | if (unlikely(blkaddr >= SIT_I(sbi)->sit_base_addr || |
| 173 | blkaddr < __start_cp_addr(sbi))) |
| 174 | return false; |
| 175 | break; |
Jaegeuk Kim | 4c521f49 | 2014-09-11 13:49:55 -0700 | [diff] [blame] | 176 | case META_POR: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 177 | if (unlikely(blkaddr >= MAX_BLKADDR(sbi) || |
Chao Yu | 93770ab | 2019-04-15 15:26:32 +0800 | [diff] [blame] | 178 | blkaddr < MAIN_BLKADDR(sbi))) |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 179 | return false; |
Chao Yu | 93770ab | 2019-04-15 15:26:32 +0800 | [diff] [blame] | 180 | break; |
| 181 | case DATA_GENERIC: |
| 182 | case DATA_GENERIC_ENHANCE: |
| 183 | case DATA_GENERIC_ENHANCE_READ: |
| 184 | if (unlikely(blkaddr >= MAX_BLKADDR(sbi) || |
| 185 | blkaddr < MAIN_BLKADDR(sbi))) { |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 186 | f2fs_warn(sbi, "access invalid blkaddr:%u", |
| 187 | blkaddr); |
Chao Yu | 93770ab | 2019-04-15 15:26:32 +0800 | [diff] [blame] | 188 | set_sbi_flag(sbi, SBI_NEED_FSCK); |
| 189 | WARN_ON(1); |
| 190 | return false; |
| 191 | } else { |
| 192 | return __is_bitmap_valid(sbi, blkaddr, type); |
Chao Yu | c9b6078 | 2018-08-01 19:13:44 +0800 | [diff] [blame] | 193 | } |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 194 | break; |
Chao Yu | e1da787 | 2018-06-05 17:44:11 +0800 | [diff] [blame] | 195 | case META_GENERIC: |
| 196 | if (unlikely(blkaddr < SEG0_BLKADDR(sbi) || |
| 197 | blkaddr >= MAIN_BLKADDR(sbi))) |
| 198 | return false; |
| 199 | break; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 200 | default: |
| 201 | BUG(); |
| 202 | } |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 203 | |
| 204 | return true; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | /* |
Chao Yu | 7a88ddb | 2020-02-27 19:30:05 +0800 | [diff] [blame] | 208 | * Readahead CP/NAT/SIT/SSA/POR pages |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 209 | */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 210 | int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, |
Chao Yu | 26879fb | 2015-10-12 17:05:59 +0800 | [diff] [blame] | 211 | int type, bool sync) |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 212 | { |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 213 | struct page *page; |
Jaegeuk Kim | 4c521f49 | 2014-09-11 13:49:55 -0700 | [diff] [blame] | 214 | block_t blkno = start; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 215 | struct f2fs_io_info fio = { |
Jaegeuk Kim | 05ca363 | 2015-04-23 14:38:15 -0700 | [diff] [blame] | 216 | .sbi = sbi, |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 217 | .type = META, |
Mike Christie | 04d328d | 2016-06-05 14:31:55 -0500 | [diff] [blame] | 218 | .op = REQ_OP_READ, |
Christoph Hellwig | 70fd761 | 2016-11-01 07:40:10 -0600 | [diff] [blame] | 219 | .op_flags = sync ? (REQ_META | REQ_PRIO) : REQ_RAHEAD, |
Jaegeuk Kim | 4375a33 | 2015-04-23 12:04:33 -0700 | [diff] [blame] | 220 | .encrypted_page = NULL, |
Chao Yu | fb830fc | 2017-05-19 23:37:01 +0800 | [diff] [blame] | 221 | .in_list = false, |
Chao Yu | 6dc3a12 | 2019-04-15 15:26:31 +0800 | [diff] [blame] | 222 | .is_por = (type == META_POR), |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 223 | }; |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 224 | struct blk_plug plug; |
Chao Yu | ce4c638 | 2020-04-10 18:07:20 +0800 | [diff] [blame] | 225 | int err; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 226 | |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 227 | if (unlikely(type == META_POR)) |
Mike Christie | 04d328d | 2016-06-05 14:31:55 -0500 | [diff] [blame] | 228 | fio.op_flags &= ~REQ_META; |
Chao Yu | 2b94700 | 2015-10-12 17:04:21 +0800 | [diff] [blame] | 229 | |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 230 | blk_start_plug(&plug); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 231 | for (; nrpages-- > 0; blkno++) { |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 232 | |
Chao Yu | e1da787 | 2018-06-05 17:44:11 +0800 | [diff] [blame] | 233 | if (!f2fs_is_valid_blkaddr(sbi, blkno, type)) |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 234 | goto out; |
| 235 | |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 236 | switch (type) { |
| 237 | case META_NAT: |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 238 | if (unlikely(blkno >= |
| 239 | NAT_BLOCK_OFFSET(NM_I(sbi)->max_nid))) |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 240 | blkno = 0; |
Chao Yu | 66b00c1 | 2014-12-08 14:59:17 +0800 | [diff] [blame] | 241 | /* get nat block addr */ |
Chao Yu | 7a9d754 | 2016-02-22 18:36:38 +0800 | [diff] [blame] | 242 | fio.new_blkaddr = current_nat_addr(sbi, |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 243 | blkno * NAT_ENTRY_PER_BLOCK); |
| 244 | break; |
| 245 | case META_SIT: |
Chao Yu | 6a25747 | 2020-09-29 09:23:12 +0800 | [diff] [blame] | 246 | if (unlikely(blkno >= TOTAL_SEGS(sbi))) |
| 247 | goto out; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 248 | /* get sit block addr */ |
Chao Yu | 7a9d754 | 2016-02-22 18:36:38 +0800 | [diff] [blame] | 249 | fio.new_blkaddr = current_sit_addr(sbi, |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 250 | blkno * SIT_ENTRY_PER_BLOCK); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 251 | break; |
Chao Yu | 81c1a0f1 | 2014-02-27 19:12:24 +0800 | [diff] [blame] | 252 | case META_SSA: |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 253 | case META_CP: |
Jaegeuk Kim | 4c521f49 | 2014-09-11 13:49:55 -0700 | [diff] [blame] | 254 | case META_POR: |
Chao Yu | 7a9d754 | 2016-02-22 18:36:38 +0800 | [diff] [blame] | 255 | fio.new_blkaddr = blkno; |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 256 | break; |
| 257 | default: |
| 258 | BUG(); |
| 259 | } |
| 260 | |
Jaegeuk Kim | 300e129 | 2016-04-29 16:11:53 -0700 | [diff] [blame] | 261 | page = f2fs_grab_cache_page(META_MAPPING(sbi), |
| 262 | fio.new_blkaddr, false); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 263 | if (!page) |
| 264 | continue; |
| 265 | if (PageUptodate(page)) { |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 266 | f2fs_put_page(page, 1); |
| 267 | continue; |
| 268 | } |
| 269 | |
Jaegeuk Kim | 05ca363 | 2015-04-23 14:38:15 -0700 | [diff] [blame] | 270 | fio.page = page; |
Chao Yu | ce4c638 | 2020-04-10 18:07:20 +0800 | [diff] [blame] | 271 | err = f2fs_submit_page_bio(&fio); |
| 272 | f2fs_put_page(page, err ? 1 : 0); |
Chao Yu | 8b83ac8 | 2020-04-16 18:16:56 +0800 | [diff] [blame] | 273 | |
| 274 | if (!err) |
| 275 | f2fs_update_iostat(sbi, FS_META_READ_IO, F2FS_BLKSIZE); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 276 | } |
| 277 | out: |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 278 | blk_finish_plug(&plug); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 279 | return blkno - start; |
| 280 | } |
| 281 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 282 | void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index) |
Chao Yu | 635aee1 | 2014-12-08 15:02:52 +0800 | [diff] [blame] | 283 | { |
| 284 | struct page *page; |
| 285 | bool readahead = false; |
| 286 | |
| 287 | page = find_get_page(META_MAPPING(sbi), index); |
Jaegeuk Kim | 4da7bf5 | 2016-04-06 11:27:03 -0700 | [diff] [blame] | 288 | if (!page || !PageUptodate(page)) |
Chao Yu | 635aee1 | 2014-12-08 15:02:52 +0800 | [diff] [blame] | 289 | readahead = true; |
| 290 | f2fs_put_page(page, 0); |
| 291 | |
| 292 | if (readahead) |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 293 | f2fs_ra_meta_pages(sbi, index, BIO_MAX_PAGES, META_POR, true); |
Chao Yu | 635aee1 | 2014-12-08 15:02:52 +0800 | [diff] [blame] | 294 | } |
| 295 | |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 296 | static int __f2fs_write_meta_page(struct page *page, |
| 297 | struct writeback_control *wbc, |
| 298 | enum iostat_type io_type) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 299 | { |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 300 | struct f2fs_sb_info *sbi = F2FS_P_SB(page); |
Jaegeuk Kim | 577e349 | 2013-01-24 19:56:11 +0900 | [diff] [blame] | 301 | |
Chao Yu | ecda0de | 2014-05-06 16:48:26 +0800 | [diff] [blame] | 302 | trace_f2fs_writepage(page, META); |
| 303 | |
Jaegeuk Kim | af697c0 | 2018-07-11 18:30:42 -0700 | [diff] [blame] | 304 | if (unlikely(f2fs_cp_error(sbi))) |
| 305 | goto redirty_out; |
Chao Yu | caf0047 | 2015-01-28 17:48:42 +0800 | [diff] [blame] | 306 | if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING))) |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 307 | goto redirty_out; |
Jaegeuk Kim | 857dc4e | 2014-11-19 11:03:34 -0800 | [diff] [blame] | 308 | if (wbc->for_reclaim && page->index < GET_SUM_BLOCK(sbi, 0)) |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 309 | goto redirty_out; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 310 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 311 | f2fs_do_write_meta_page(sbi, page, io_type); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 312 | dec_page_count(sbi, F2FS_DIRTY_META); |
Chao Yu | 0c3a579 | 2016-01-18 18:28:11 +0800 | [diff] [blame] | 313 | |
| 314 | if (wbc->for_reclaim) |
Chao Yu | bab475c | 2018-09-27 23:41:16 +0800 | [diff] [blame] | 315 | f2fs_submit_merged_write_cond(sbi, NULL, page, 0, META); |
Chao Yu | 0c3a579 | 2016-01-18 18:28:11 +0800 | [diff] [blame] | 316 | |
Jaegeuk Kim | 577e349 | 2013-01-24 19:56:11 +0900 | [diff] [blame] | 317 | unlock_page(page); |
Jaegeuk Kim | 857dc4e | 2014-11-19 11:03:34 -0800 | [diff] [blame] | 318 | |
Chao Yu | 0c3a579 | 2016-01-18 18:28:11 +0800 | [diff] [blame] | 319 | if (unlikely(f2fs_cp_error(sbi))) |
Jaegeuk Kim | b9109b0 | 2017-05-10 11:28:38 -0700 | [diff] [blame] | 320 | f2fs_submit_merged_write(sbi, META); |
Chao Yu | 0c3a579 | 2016-01-18 18:28:11 +0800 | [diff] [blame] | 321 | |
Jaegeuk Kim | 577e349 | 2013-01-24 19:56:11 +0900 | [diff] [blame] | 322 | return 0; |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 323 | |
| 324 | redirty_out: |
Jaegeuk Kim | 76f6026 | 2014-04-15 16:04:15 +0900 | [diff] [blame] | 325 | redirty_page_for_writepage(wbc, page); |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 326 | return AOP_WRITEPAGE_ACTIVATE; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 327 | } |
| 328 | |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 329 | static int f2fs_write_meta_page(struct page *page, |
| 330 | struct writeback_control *wbc) |
| 331 | { |
| 332 | return __f2fs_write_meta_page(page, wbc, FS_META_IO); |
| 333 | } |
| 334 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 335 | static int f2fs_write_meta_pages(struct address_space *mapping, |
| 336 | struct writeback_control *wbc) |
| 337 | { |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 338 | struct f2fs_sb_info *sbi = F2FS_M_SB(mapping); |
Jaegeuk Kim | 50c8cdb | 2014-03-18 13:47:11 +0900 | [diff] [blame] | 339 | long diff, written; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 340 | |
Chao Yu | 0771fcc | 2017-06-29 23:20:45 +0800 | [diff] [blame] | 341 | if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING))) |
| 342 | goto skip_write; |
| 343 | |
Jaegeuk Kim | 5459aa9 | 2013-12-17 17:28:41 +0900 | [diff] [blame] | 344 | /* collect a number of dirty meta pages and write together */ |
Jaegeuk Kim | 812a959 | 2019-01-22 14:04:33 -0800 | [diff] [blame] | 345 | if (wbc->sync_mode != WB_SYNC_ALL && |
| 346 | get_pages(sbi, F2FS_DIRTY_META) < |
| 347 | nr_pages_to_skip(sbi, META)) |
Jaegeuk Kim | d3baf95 | 2014-03-18 13:43:05 +0900 | [diff] [blame] | 348 | goto skip_write; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 349 | |
Yunlei He | a29d0e0 | 2017-03-01 18:07:10 +0800 | [diff] [blame] | 350 | /* if locked failed, cp will flush dirty pages instead */ |
| 351 | if (!mutex_trylock(&sbi->cp_mutex)) |
| 352 | goto skip_write; |
Yunlei He | d31c7c3 | 2016-02-04 16:14:00 +0800 | [diff] [blame] | 353 | |
Yunlei He | a29d0e0 | 2017-03-01 18:07:10 +0800 | [diff] [blame] | 354 | trace_f2fs_writepages(mapping->host, wbc, META); |
Jaegeuk Kim | 50c8cdb | 2014-03-18 13:47:11 +0900 | [diff] [blame] | 355 | diff = nr_pages_to_write(sbi, META, wbc); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 356 | written = f2fs_sync_meta_pages(sbi, META, wbc->nr_to_write, FS_META_IO); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 357 | mutex_unlock(&sbi->cp_mutex); |
Jaegeuk Kim | 50c8cdb | 2014-03-18 13:47:11 +0900 | [diff] [blame] | 358 | wbc->nr_to_write = max((long)0, wbc->nr_to_write - written - diff); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 359 | return 0; |
Jaegeuk Kim | d3baf95 | 2014-03-18 13:43:05 +0900 | [diff] [blame] | 360 | |
| 361 | skip_write: |
| 362 | wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_META); |
Yunlei He | d31c7c3 | 2016-02-04 16:14:00 +0800 | [diff] [blame] | 363 | trace_f2fs_writepages(mapping->host, wbc, META); |
Jaegeuk Kim | d3baf95 | 2014-03-18 13:43:05 +0900 | [diff] [blame] | 364 | return 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 365 | } |
| 366 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 367 | long f2fs_sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type, |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 368 | long nr_to_write, enum iostat_type io_type) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 369 | { |
Gu Zheng | 9df27d9 | 2014-01-20 18:37:04 +0800 | [diff] [blame] | 370 | struct address_space *mapping = META_MAPPING(sbi); |
Jan Kara | 028a63a | 2017-11-15 17:34:51 -0800 | [diff] [blame] | 371 | pgoff_t index = 0, prev = ULONG_MAX; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 372 | struct pagevec pvec; |
| 373 | long nwritten = 0; |
Jan Kara | 028a63a | 2017-11-15 17:34:51 -0800 | [diff] [blame] | 374 | int nr_pages; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 375 | struct writeback_control wbc = { |
| 376 | .for_reclaim = 0, |
| 377 | }; |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 378 | struct blk_plug plug; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 379 | |
Mel Gorman | 8667982 | 2017-11-15 17:37:52 -0800 | [diff] [blame] | 380 | pagevec_init(&pvec); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 381 | |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 382 | blk_start_plug(&plug); |
| 383 | |
Jan Kara | 028a63a | 2017-11-15 17:34:51 -0800 | [diff] [blame] | 384 | while ((nr_pages = pagevec_lookup_tag(&pvec, mapping, &index, |
Jan Kara | 67fd707 | 2017-11-15 17:35:19 -0800 | [diff] [blame] | 385 | PAGECACHE_TAG_DIRTY))) { |
Jan Kara | 028a63a | 2017-11-15 17:34:51 -0800 | [diff] [blame] | 386 | int i; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 387 | |
| 388 | for (i = 0; i < nr_pages; i++) { |
| 389 | struct page *page = pvec.pages[i]; |
Jaegeuk Kim | 203681f | 2014-02-05 13:03:57 +0900 | [diff] [blame] | 390 | |
Chao Yu | 80dd9c0 | 2016-02-24 17:20:44 +0800 | [diff] [blame] | 391 | if (prev == ULONG_MAX) |
Jaegeuk Kim | 6066d8c | 2015-10-01 16:42:55 -0700 | [diff] [blame] | 392 | prev = page->index - 1; |
| 393 | if (nr_to_write != LONG_MAX && page->index != prev + 1) { |
| 394 | pagevec_release(&pvec); |
| 395 | goto stop; |
| 396 | } |
| 397 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 398 | lock_page(page); |
Jaegeuk Kim | 203681f | 2014-02-05 13:03:57 +0900 | [diff] [blame] | 399 | |
| 400 | if (unlikely(page->mapping != mapping)) { |
| 401 | continue_unlock: |
| 402 | unlock_page(page); |
| 403 | continue; |
| 404 | } |
| 405 | if (!PageDirty(page)) { |
| 406 | /* someone wrote it for us */ |
| 407 | goto continue_unlock; |
| 408 | } |
| 409 | |
Chao Yu | bae0ee7 | 2018-12-25 17:43:42 +0800 | [diff] [blame] | 410 | f2fs_wait_on_page_writeback(page, META, true, true); |
Jaegeuk Kim | fa3d2bd | 2016-01-28 11:48:52 -0800 | [diff] [blame] | 411 | |
Jaegeuk Kim | 203681f | 2014-02-05 13:03:57 +0900 | [diff] [blame] | 412 | if (!clear_page_dirty_for_io(page)) |
| 413 | goto continue_unlock; |
| 414 | |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 415 | if (__f2fs_write_meta_page(page, &wbc, io_type)) { |
Jaegeuk Kim | 577e349 | 2013-01-24 19:56:11 +0900 | [diff] [blame] | 416 | unlock_page(page); |
| 417 | break; |
| 418 | } |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 419 | nwritten++; |
Jaegeuk Kim | 6066d8c | 2015-10-01 16:42:55 -0700 | [diff] [blame] | 420 | prev = page->index; |
Chao Yu | cfb271d | 2013-12-05 17:15:22 +0800 | [diff] [blame] | 421 | if (unlikely(nwritten >= nr_to_write)) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 422 | break; |
| 423 | } |
| 424 | pagevec_release(&pvec); |
| 425 | cond_resched(); |
| 426 | } |
Jaegeuk Kim | 6066d8c | 2015-10-01 16:42:55 -0700 | [diff] [blame] | 427 | stop: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 428 | if (nwritten) |
Jaegeuk Kim | b9109b0 | 2017-05-10 11:28:38 -0700 | [diff] [blame] | 429 | f2fs_submit_merged_write(sbi, type); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 430 | |
Chao Yu | e9f5b8b | 2016-02-14 18:54:33 +0800 | [diff] [blame] | 431 | blk_finish_plug(&plug); |
| 432 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 433 | return nwritten; |
| 434 | } |
| 435 | |
| 436 | static int f2fs_set_meta_page_dirty(struct page *page) |
| 437 | { |
Jaegeuk Kim | 26c6b88 | 2013-10-24 17:53:29 +0900 | [diff] [blame] | 438 | trace_f2fs_set_page_dirty(page, META); |
| 439 | |
Jaegeuk Kim | 237c079 | 2016-06-30 18:49:15 -0700 | [diff] [blame] | 440 | if (!PageUptodate(page)) |
| 441 | SetPageUptodate(page); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 442 | if (!PageDirty(page)) { |
Jaegeuk Kim | b87078a | 2018-04-20 19:29:52 -0700 | [diff] [blame] | 443 | __set_page_dirty_nobuffers(page); |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 444 | inc_page_count(F2FS_P_SB(page), F2FS_DIRTY_META); |
Chao Yu | 240a591 | 2019-03-06 17:30:59 +0800 | [diff] [blame] | 445 | f2fs_set_page_private(page, 0); |
Jaegeuk Kim | 9e4ded3 | 2014-12-17 19:58:58 -0800 | [diff] [blame] | 446 | f2fs_trace_pid(page); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 447 | return 1; |
| 448 | } |
| 449 | return 0; |
| 450 | } |
| 451 | |
| 452 | const struct address_space_operations f2fs_meta_aops = { |
| 453 | .writepage = f2fs_write_meta_page, |
| 454 | .writepages = f2fs_write_meta_pages, |
| 455 | .set_page_dirty = f2fs_set_meta_page_dirty, |
Chao Yu | 487261f | 2015-02-05 17:44:29 +0800 | [diff] [blame] | 456 | .invalidatepage = f2fs_invalidate_page, |
| 457 | .releasepage = f2fs_release_page, |
Weichao Guo | 5b7a487 | 2016-09-20 05:03:27 +0800 | [diff] [blame] | 458 | #ifdef CONFIG_MIGRATION |
| 459 | .migratepage = f2fs_migrate_page, |
| 460 | #endif |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 461 | }; |
| 462 | |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 463 | static void __add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, |
| 464 | unsigned int devidx, int type) |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 465 | { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 466 | struct inode_management *im = &sbi->im[type]; |
Jaegeuk Kim | 80c5450 | 2015-08-20 08:51:56 -0700 | [diff] [blame] | 467 | struct ino_entry *e, *tmp; |
| 468 | |
| 469 | tmp = f2fs_kmem_cache_alloc(ino_entry_slab, GFP_NOFS); |
Chao Yu | 19526d7 | 2017-11-10 09:30:42 +0800 | [diff] [blame] | 470 | |
Jaegeuk Kim | 80c5450 | 2015-08-20 08:51:56 -0700 | [diff] [blame] | 471 | radix_tree_preload(GFP_NOFS | __GFP_NOFAIL); |
Jaegeuk Kim | 769ec6e | 2014-12-03 20:47:26 -0800 | [diff] [blame] | 472 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 473 | spin_lock(&im->ino_lock); |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 474 | e = radix_tree_lookup(&im->ino_root, ino); |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 475 | if (!e) { |
Jaegeuk Kim | 80c5450 | 2015-08-20 08:51:56 -0700 | [diff] [blame] | 476 | e = tmp; |
Chao Yu | 19526d7 | 2017-11-10 09:30:42 +0800 | [diff] [blame] | 477 | if (unlikely(radix_tree_insert(&im->ino_root, ino, e))) |
| 478 | f2fs_bug_on(sbi, 1); |
| 479 | |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 480 | memset(e, 0, sizeof(struct ino_entry)); |
| 481 | e->ino = ino; |
| 482 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 483 | list_add_tail(&e->list, &im->ino_list); |
Jaegeuk Kim | 8c40294 | 2014-11-06 15:16:04 -0800 | [diff] [blame] | 484 | if (type != ORPHAN_INO) |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 485 | im->ino_num++; |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 486 | } |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 487 | |
| 488 | if (type == FLUSH_INO) |
| 489 | f2fs_set_bit(devidx, (char *)&e->dirty_device); |
| 490 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 491 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | 769ec6e | 2014-12-03 20:47:26 -0800 | [diff] [blame] | 492 | radix_tree_preload_end(); |
Jaegeuk Kim | 80c5450 | 2015-08-20 08:51:56 -0700 | [diff] [blame] | 493 | |
| 494 | if (e != tmp) |
| 495 | kmem_cache_free(ino_entry_slab, tmp); |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 496 | } |
| 497 | |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 498 | static void __remove_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type) |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 499 | { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 500 | struct inode_management *im = &sbi->im[type]; |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 501 | struct ino_entry *e; |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 502 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 503 | spin_lock(&im->ino_lock); |
| 504 | e = radix_tree_lookup(&im->ino_root, ino); |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 505 | if (e) { |
| 506 | list_del(&e->list); |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 507 | radix_tree_delete(&im->ino_root, ino); |
| 508 | im->ino_num--; |
| 509 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 510 | kmem_cache_free(ino_entry_slab, e); |
| 511 | return; |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 512 | } |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 513 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 514 | } |
| 515 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 516 | void f2fs_add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type) |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 517 | { |
| 518 | /* add new dirty ino entry into list */ |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 519 | __add_ino_entry(sbi, ino, 0, type); |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 520 | } |
| 521 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 522 | void f2fs_remove_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type) |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 523 | { |
| 524 | /* remove dirty ino entry from list */ |
| 525 | __remove_ino_entry(sbi, ino, type); |
| 526 | } |
| 527 | |
Jack Qiu | 1f07cc5 | 2020-07-25 18:05:27 +0800 | [diff] [blame] | 528 | /* mode should be APPEND_INO, UPDATE_INO or TRANS_DIR_INO */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 529 | bool f2fs_exist_written_data(struct f2fs_sb_info *sbi, nid_t ino, int mode) |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 530 | { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 531 | struct inode_management *im = &sbi->im[mode]; |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 532 | struct ino_entry *e; |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 533 | |
| 534 | spin_lock(&im->ino_lock); |
| 535 | e = radix_tree_lookup(&im->ino_root, ino); |
| 536 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 537 | return e ? true : false; |
| 538 | } |
| 539 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 540 | void f2fs_release_ino_entry(struct f2fs_sb_info *sbi, bool all) |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 541 | { |
| 542 | struct ino_entry *e, *tmp; |
| 543 | int i; |
| 544 | |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 545 | for (i = all ? ORPHAN_INO : APPEND_INO; i < MAX_INO_ENTRY; i++) { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 546 | struct inode_management *im = &sbi->im[i]; |
| 547 | |
| 548 | spin_lock(&im->ino_lock); |
| 549 | list_for_each_entry_safe(e, tmp, &im->ino_list, list) { |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 550 | list_del(&e->list); |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 551 | radix_tree_delete(&im->ino_root, e->ino); |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 552 | kmem_cache_free(ino_entry_slab, e); |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 553 | im->ino_num--; |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 554 | } |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 555 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | fff04f9 | 2014-07-25 07:40:59 -0700 | [diff] [blame] | 556 | } |
| 557 | } |
| 558 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 559 | void f2fs_set_dirty_device(struct f2fs_sb_info *sbi, nid_t ino, |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 560 | unsigned int devidx, int type) |
| 561 | { |
| 562 | __add_ino_entry(sbi, ino, devidx, type); |
| 563 | } |
| 564 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 565 | bool f2fs_is_dirty_device(struct f2fs_sb_info *sbi, nid_t ino, |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 566 | unsigned int devidx, int type) |
| 567 | { |
| 568 | struct inode_management *im = &sbi->im[type]; |
| 569 | struct ino_entry *e; |
| 570 | bool is_dirty = false; |
| 571 | |
| 572 | spin_lock(&im->ino_lock); |
| 573 | e = radix_tree_lookup(&im->ino_root, ino); |
| 574 | if (e && f2fs_test_bit(devidx, (char *)&e->dirty_device)) |
| 575 | is_dirty = true; |
| 576 | spin_unlock(&im->ino_lock); |
| 577 | return is_dirty; |
| 578 | } |
| 579 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 580 | int f2fs_acquire_orphan_inode(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 581 | { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 582 | struct inode_management *im = &sbi->im[ORPHAN_INO]; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 583 | int err = 0; |
| 584 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 585 | spin_lock(&im->ino_lock); |
Jaegeuk Kim | cb78942 | 2016-04-29 16:29:22 -0700 | [diff] [blame] | 586 | |
Chao Yu | 1ecc0c5 | 2016-09-23 21:30:09 +0800 | [diff] [blame] | 587 | if (time_to_inject(sbi, FAULT_ORPHAN)) { |
Jaegeuk Kim | cb78942 | 2016-04-29 16:29:22 -0700 | [diff] [blame] | 588 | spin_unlock(&im->ino_lock); |
Chao Yu | c45d600 | 2019-11-01 17:53:23 +0800 | [diff] [blame] | 589 | f2fs_show_injection_info(sbi, FAULT_ORPHAN); |
Jaegeuk Kim | cb78942 | 2016-04-29 16:29:22 -0700 | [diff] [blame] | 590 | return -ENOSPC; |
| 591 | } |
Arnd Bergmann | 7fa750a | 2018-08-13 23:38:06 +0200 | [diff] [blame] | 592 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 593 | if (unlikely(im->ino_num >= sbi->max_orphans)) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 594 | err = -ENOSPC; |
Jaegeuk Kim | cbd56e7 | 2013-07-30 11:36:53 +0900 | [diff] [blame] | 595 | else |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 596 | im->ino_num++; |
| 597 | spin_unlock(&im->ino_lock); |
Gu Zheng | 0d47c1a | 2013-12-26 18:24:19 +0800 | [diff] [blame] | 598 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 599 | return err; |
| 600 | } |
| 601 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 602 | void f2fs_release_orphan_inode(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | cbd56e7 | 2013-07-30 11:36:53 +0900 | [diff] [blame] | 603 | { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 604 | struct inode_management *im = &sbi->im[ORPHAN_INO]; |
| 605 | |
| 606 | spin_lock(&im->ino_lock); |
| 607 | f2fs_bug_on(sbi, im->ino_num == 0); |
| 608 | im->ino_num--; |
| 609 | spin_unlock(&im->ino_lock); |
Jaegeuk Kim | cbd56e7 | 2013-07-30 11:36:53 +0900 | [diff] [blame] | 610 | } |
| 611 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 612 | void f2fs_add_orphan_inode(struct inode *inode) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 613 | { |
Jaegeuk Kim | 39efac4 | 2014-07-24 18:15:17 -0700 | [diff] [blame] | 614 | /* add new orphan ino entry into list */ |
Chao Yu | 39d787b | 2017-09-29 13:59:38 +0800 | [diff] [blame] | 615 | __add_ino_entry(F2FS_I_SB(inode), inode->i_ino, 0, ORPHAN_INO); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 616 | f2fs_update_inode_page(inode); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 617 | } |
| 618 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 619 | void f2fs_remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 620 | { |
Jaegeuk Kim | 953e6cc | 2014-07-25 15:47:16 -0700 | [diff] [blame] | 621 | /* remove orphan entry from orphan list */ |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 622 | __remove_ino_entry(sbi, ino, ORPHAN_INO); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 623 | } |
| 624 | |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 625 | static int recover_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 626 | { |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 627 | struct inode *inode; |
Jaegeuk Kim | 5905f9a | 2016-09-12 15:08:37 -0700 | [diff] [blame] | 628 | struct node_info ni; |
Chao Yu | 76a45e3 | 2018-06-06 23:55:01 +0800 | [diff] [blame] | 629 | int err; |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 630 | |
Jaegeuk Kim | 5905f9a | 2016-09-12 15:08:37 -0700 | [diff] [blame] | 631 | inode = f2fs_iget_retry(sbi->sb, ino); |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 632 | if (IS_ERR(inode)) { |
| 633 | /* |
| 634 | * there should be a bug that we can't find the entry |
| 635 | * to orphan inode. |
| 636 | */ |
| 637 | f2fs_bug_on(sbi, PTR_ERR(inode) == -ENOENT); |
| 638 | return PTR_ERR(inode); |
| 639 | } |
| 640 | |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 641 | err = dquot_initialize(inode); |
Sheng Yong | a515d12 | 2018-04-21 14:12:50 +0800 | [diff] [blame] | 642 | if (err) { |
| 643 | iput(inode); |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 644 | goto err_out; |
Sheng Yong | a515d12 | 2018-04-21 14:12:50 +0800 | [diff] [blame] | 645 | } |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 646 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 647 | clear_nlink(inode); |
| 648 | |
| 649 | /* truncate all the data during iput */ |
| 650 | iput(inode); |
Jaegeuk Kim | 5905f9a | 2016-09-12 15:08:37 -0700 | [diff] [blame] | 651 | |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 652 | err = f2fs_get_node_info(sbi, ino, &ni); |
| 653 | if (err) |
| 654 | goto err_out; |
Jaegeuk Kim | 5905f9a | 2016-09-12 15:08:37 -0700 | [diff] [blame] | 655 | |
| 656 | /* ENOMEM was fully retried in f2fs_evict_inode. */ |
| 657 | if (ni.blk_addr != NULL_ADDR) { |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 658 | err = -EIO; |
| 659 | goto err_out; |
Jaegeuk Kim | 5905f9a | 2016-09-12 15:08:37 -0700 | [diff] [blame] | 660 | } |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 661 | return 0; |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 662 | |
| 663 | err_out: |
| 664 | set_sbi_flag(sbi, SBI_NEED_FSCK); |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 665 | f2fs_warn(sbi, "%s: orphan failed (ino=%x), run fsck to fix.", |
| 666 | __func__, ino); |
Jaegeuk Kim | 0f9ec2a | 2018-02-07 17:01:48 -0800 | [diff] [blame] | 667 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 668 | } |
| 669 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 670 | int f2fs_recover_orphan_inodes(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 671 | { |
Wanpeng Li | 3c64298 | 2015-02-26 07:57:21 +0800 | [diff] [blame] | 672 | block_t start_blk, orphan_blocks, i, j; |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 673 | unsigned int s_flags = sbi->sb->s_flags; |
| 674 | int err = 0; |
Jaegeuk Kim | ea67673 | 2017-10-06 09:14:28 -0700 | [diff] [blame] | 675 | #ifdef CONFIG_QUOTA |
| 676 | int quota_enabled; |
| 677 | #endif |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 678 | |
Chao Yu | aaec2b1 | 2016-09-20 11:04:18 +0800 | [diff] [blame] | 679 | if (!is_set_ckpt_flags(sbi, CP_ORPHAN_PRESENT_FLAG)) |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 680 | return 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 681 | |
Chao Yu | b61af31 | 2019-04-22 20:22:37 +0800 | [diff] [blame] | 682 | if (bdev_read_only(sbi->sb->s_bdev)) { |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 683 | f2fs_info(sbi, "write access unavailable, skipping orphan cleanup"); |
Chao Yu | b61af31 | 2019-04-22 20:22:37 +0800 | [diff] [blame] | 684 | return 0; |
| 685 | } |
| 686 | |
Linus Torvalds | 1751e8a | 2017-11-27 13:05:09 -0800 | [diff] [blame] | 687 | if (s_flags & SB_RDONLY) { |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 688 | f2fs_info(sbi, "orphan cleanup on readonly fs"); |
Linus Torvalds | 1751e8a | 2017-11-27 13:05:09 -0800 | [diff] [blame] | 689 | sbi->sb->s_flags &= ~SB_RDONLY; |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 690 | } |
| 691 | |
| 692 | #ifdef CONFIG_QUOTA |
| 693 | /* Needed for iput() to work correctly and not trash data */ |
Linus Torvalds | 1751e8a | 2017-11-27 13:05:09 -0800 | [diff] [blame] | 694 | sbi->sb->s_flags |= SB_ACTIVE; |
Jaegeuk Kim | ea67673 | 2017-10-06 09:14:28 -0700 | [diff] [blame] | 695 | |
Sheng Yong | 76cf05d | 2018-07-26 19:24:25 +0800 | [diff] [blame] | 696 | /* |
| 697 | * Turn on quotas which were not enabled for read-only mounts if |
| 698 | * filesystem has quota feature, so that they are updated correctly. |
| 699 | */ |
Linus Torvalds | 1751e8a | 2017-11-27 13:05:09 -0800 | [diff] [blame] | 700 | quota_enabled = f2fs_enable_quota_files(sbi, s_flags & SB_RDONLY); |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 701 | #endif |
| 702 | |
Wanpeng Li | 5514148 | 2015-02-26 07:57:20 +0800 | [diff] [blame] | 703 | start_blk = __start_cp_addr(sbi) + 1 + __cp_payload(sbi); |
Wanpeng Li | 3c64298 | 2015-02-26 07:57:21 +0800 | [diff] [blame] | 704 | orphan_blocks = __start_sum_addr(sbi) - 1 - __cp_payload(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 705 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 706 | f2fs_ra_meta_pages(sbi, start_blk, orphan_blocks, META_CP, true); |
Chao Yu | 662befd | 2014-02-07 16:11:53 +0800 | [diff] [blame] | 707 | |
Wanpeng Li | 3c64298 | 2015-02-26 07:57:21 +0800 | [diff] [blame] | 708 | for (i = 0; i < orphan_blocks; i++) { |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 709 | struct page *page; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 710 | struct f2fs_orphan_block *orphan_blk; |
| 711 | |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 712 | page = f2fs_get_meta_page(sbi, start_blk + i); |
| 713 | if (IS_ERR(page)) { |
| 714 | err = PTR_ERR(page); |
| 715 | goto out; |
| 716 | } |
| 717 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 718 | orphan_blk = (struct f2fs_orphan_block *)page_address(page); |
| 719 | for (j = 0; j < le32_to_cpu(orphan_blk->entry_count); j++) { |
| 720 | nid_t ino = le32_to_cpu(orphan_blk->ino[j]); |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 721 | err = recover_orphan_inode(sbi, ino); |
| 722 | if (err) { |
| 723 | f2fs_put_page(page, 1); |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 724 | goto out; |
Chao Yu | 8c14bfa | 2015-08-07 17:58:43 +0800 | [diff] [blame] | 725 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 726 | } |
| 727 | f2fs_put_page(page, 1); |
| 728 | } |
| 729 | /* clear Orphan Flag */ |
Chao Yu | aaec2b1 | 2016-09-20 11:04:18 +0800 | [diff] [blame] | 730 | clear_ckpt_flags(sbi, CP_ORPHAN_PRESENT_FLAG); |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 731 | out: |
Chao Yu | 1378752 | 2018-08-22 17:11:05 +0800 | [diff] [blame] | 732 | set_sbi_flag(sbi, SBI_IS_RECOVERED); |
| 733 | |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 734 | #ifdef CONFIG_QUOTA |
| 735 | /* Turn quotas off */ |
Jaegeuk Kim | ea67673 | 2017-10-06 09:14:28 -0700 | [diff] [blame] | 736 | if (quota_enabled) |
| 737 | f2fs_quota_off_umount(sbi->sb); |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 738 | #endif |
Linus Torvalds | 1751e8a | 2017-11-27 13:05:09 -0800 | [diff] [blame] | 739 | sbi->sb->s_flags = s_flags; /* Restore SB_RDONLY status */ |
Chao Yu | 4b2414d | 2017-08-08 10:54:31 +0800 | [diff] [blame] | 740 | |
| 741 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 742 | } |
| 743 | |
| 744 | static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk) |
| 745 | { |
Gu Zheng | 502c6e0 | 2013-11-19 18:03:58 +0800 | [diff] [blame] | 746 | struct list_head *head; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 747 | struct f2fs_orphan_block *orphan_blk = NULL; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 748 | unsigned int nentries = 0; |
Chao Yu | bd936f8 | 2015-07-13 17:44:25 +0800 | [diff] [blame] | 749 | unsigned short index = 1; |
Jaegeuk Kim | 8c40294 | 2014-11-06 15:16:04 -0800 | [diff] [blame] | 750 | unsigned short orphan_blocks; |
Gu Zheng | 4531929 | 2014-01-10 18:09:02 +0800 | [diff] [blame] | 751 | struct page *page = NULL; |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 752 | struct ino_entry *orphan = NULL; |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 753 | struct inode_management *im = &sbi->im[ORPHAN_INO]; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 754 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 755 | orphan_blocks = GET_ORPHAN_BLOCKS(im->ino_num); |
Jaegeuk Kim | 8c40294 | 2014-11-06 15:16:04 -0800 | [diff] [blame] | 756 | |
Jaegeuk Kim | d6c67a4 | 2015-05-01 11:08:59 -0700 | [diff] [blame] | 757 | /* |
| 758 | * we don't need to do spin_lock(&im->ino_lock) here, since all the |
| 759 | * orphan inode operations are covered under f2fs_lock_op(). |
| 760 | * And, spin_lock should be avoided due to page operations below. |
| 761 | */ |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 762 | head = &im->ino_list; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 763 | |
| 764 | /* loop for each orphan inode entry and write them in Jornal block */ |
Gu Zheng | 502c6e0 | 2013-11-19 18:03:58 +0800 | [diff] [blame] | 765 | list_for_each_entry(orphan, head, list) { |
| 766 | if (!page) { |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 767 | page = f2fs_grab_meta_page(sbi, start_blk++); |
Gu Zheng | 502c6e0 | 2013-11-19 18:03:58 +0800 | [diff] [blame] | 768 | orphan_blk = |
| 769 | (struct f2fs_orphan_block *)page_address(page); |
| 770 | memset(orphan_blk, 0, sizeof(*orphan_blk)); |
| 771 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 772 | |
Gu Zheng | 3679556 | 2013-11-26 16:44:16 +0800 | [diff] [blame] | 773 | orphan_blk->ino[nentries++] = cpu_to_le32(orphan->ino); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 774 | |
Gu Zheng | 3679556 | 2013-11-26 16:44:16 +0800 | [diff] [blame] | 775 | if (nentries == F2FS_ORPHANS_PER_BLOCK) { |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 776 | /* |
| 777 | * an orphan block is full of 1020 entries, |
| 778 | * then we need to flush current orphan blocks |
| 779 | * and bring another one in memory |
| 780 | */ |
| 781 | orphan_blk->blk_addr = cpu_to_le16(index); |
| 782 | orphan_blk->blk_count = cpu_to_le16(orphan_blocks); |
| 783 | orphan_blk->entry_count = cpu_to_le32(nentries); |
| 784 | set_page_dirty(page); |
| 785 | f2fs_put_page(page, 1); |
| 786 | index++; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 787 | nentries = 0; |
| 788 | page = NULL; |
| 789 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 790 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 791 | |
Gu Zheng | 502c6e0 | 2013-11-19 18:03:58 +0800 | [diff] [blame] | 792 | if (page) { |
| 793 | orphan_blk->blk_addr = cpu_to_le16(index); |
| 794 | orphan_blk->blk_count = cpu_to_le16(orphan_blocks); |
| 795 | orphan_blk->entry_count = cpu_to_le32(nentries); |
| 796 | set_page_dirty(page); |
| 797 | f2fs_put_page(page, 1); |
| 798 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 799 | } |
| 800 | |
Chao Yu | d7eb8f1 | 2019-04-22 17:33:52 +0800 | [diff] [blame] | 801 | static __u32 f2fs_checkpoint_chksum(struct f2fs_sb_info *sbi, |
| 802 | struct f2fs_checkpoint *ckpt) |
| 803 | { |
| 804 | unsigned int chksum_ofs = le32_to_cpu(ckpt->checksum_offset); |
| 805 | __u32 chksum; |
| 806 | |
| 807 | chksum = f2fs_crc32(sbi, ckpt, chksum_ofs); |
| 808 | if (chksum_ofs < CP_CHKSUM_OFFSET) { |
| 809 | chksum_ofs += sizeof(chksum); |
| 810 | chksum = f2fs_chksum(sbi, chksum, (__u8 *)ckpt + chksum_ofs, |
| 811 | F2FS_BLKSIZE - chksum_ofs); |
| 812 | } |
| 813 | return chksum; |
| 814 | } |
| 815 | |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 816 | static int get_checkpoint_version(struct f2fs_sb_info *sbi, block_t cp_addr, |
| 817 | struct f2fs_checkpoint **cp_block, struct page **cp_page, |
| 818 | unsigned long long *version) |
| 819 | { |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 820 | size_t crc_offset = 0; |
Chao Yu | d7eb8f1 | 2019-04-22 17:33:52 +0800 | [diff] [blame] | 821 | __u32 crc; |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 822 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 823 | *cp_page = f2fs_get_meta_page(sbi, cp_addr); |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 824 | if (IS_ERR(*cp_page)) |
| 825 | return PTR_ERR(*cp_page); |
| 826 | |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 827 | *cp_block = (struct f2fs_checkpoint *)page_address(*cp_page); |
| 828 | |
| 829 | crc_offset = le32_to_cpu((*cp_block)->checksum_offset); |
Chao Yu | d7eb8f1 | 2019-04-22 17:33:52 +0800 | [diff] [blame] | 830 | if (crc_offset < CP_MIN_CHKSUM_OFFSET || |
| 831 | crc_offset > CP_CHKSUM_OFFSET) { |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 832 | f2fs_put_page(*cp_page, 1); |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 833 | f2fs_warn(sbi, "invalid crc_offset: %zu", crc_offset); |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 834 | return -EINVAL; |
| 835 | } |
| 836 | |
Chao Yu | d7eb8f1 | 2019-04-22 17:33:52 +0800 | [diff] [blame] | 837 | crc = f2fs_checkpoint_chksum(sbi, *cp_block); |
| 838 | if (crc != cur_cp_crc(*cp_block)) { |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 839 | f2fs_put_page(*cp_page, 1); |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 840 | f2fs_warn(sbi, "invalid crc value"); |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 841 | return -EINVAL; |
| 842 | } |
| 843 | |
| 844 | *version = cur_cp_version(*cp_block); |
| 845 | return 0; |
| 846 | } |
| 847 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 848 | static struct page *validate_checkpoint(struct f2fs_sb_info *sbi, |
| 849 | block_t cp_addr, unsigned long long *version) |
| 850 | { |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 851 | struct page *cp_page_1 = NULL, *cp_page_2 = NULL; |
| 852 | struct f2fs_checkpoint *cp_block = NULL; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 853 | unsigned long long cur_version = 0, pre_version = 0; |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 854 | int err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 855 | |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 856 | err = get_checkpoint_version(sbi, cp_addr, &cp_block, |
| 857 | &cp_page_1, version); |
| 858 | if (err) |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 859 | return NULL; |
Chao Yu | c9b6078 | 2018-08-01 19:13:44 +0800 | [diff] [blame] | 860 | |
| 861 | if (le32_to_cpu(cp_block->cp_pack_total_block_count) > |
| 862 | sbi->blocks_per_seg) { |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 863 | f2fs_warn(sbi, "invalid cp_pack_total_block_count:%u", |
| 864 | le32_to_cpu(cp_block->cp_pack_total_block_count)); |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 865 | goto invalid_cp; |
Chao Yu | c9b6078 | 2018-08-01 19:13:44 +0800 | [diff] [blame] | 866 | } |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 867 | pre_version = *version; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 868 | |
Jaegeuk Kim | 25ca923 | 2012-11-28 16:12:41 +0900 | [diff] [blame] | 869 | cp_addr += le32_to_cpu(cp_block->cp_pack_total_block_count) - 1; |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 870 | err = get_checkpoint_version(sbi, cp_addr, &cp_block, |
| 871 | &cp_page_2, version); |
| 872 | if (err) |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 873 | goto invalid_cp; |
Tiezhu Yang | fc0065a | 2016-09-30 08:24:53 +0800 | [diff] [blame] | 874 | cur_version = *version; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 875 | |
| 876 | if (cur_version == pre_version) { |
| 877 | *version = cur_version; |
| 878 | f2fs_put_page(cp_page_2, 1); |
| 879 | return cp_page_1; |
| 880 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 881 | f2fs_put_page(cp_page_2, 1); |
Chao Yu | d3f07c0 | 2018-08-02 22:59:12 +0800 | [diff] [blame] | 882 | invalid_cp: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 883 | f2fs_put_page(cp_page_1, 1); |
| 884 | return NULL; |
| 885 | } |
| 886 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 887 | int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 888 | { |
| 889 | struct f2fs_checkpoint *cp_block; |
| 890 | struct f2fs_super_block *fsb = sbi->raw_super; |
| 891 | struct page *cp1, *cp2, *cur_page; |
| 892 | unsigned long blk_size = sbi->blocksize; |
| 893 | unsigned long long cp1_version = 0, cp2_version = 0; |
| 894 | unsigned long long cp_start_blk_no; |
Wanpeng Li | 5514148 | 2015-02-26 07:57:20 +0800 | [diff] [blame] | 895 | unsigned int cp_blks = 1 + __cp_payload(sbi); |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 896 | block_t cp_blk_no; |
| 897 | int i; |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 898 | int err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 899 | |
Eric Biggers | 0b6d4ca | 2020-06-04 21:57:48 -0700 | [diff] [blame] | 900 | sbi->ckpt = f2fs_kvzalloc(sbi, array_size(blk_size, cp_blks), |
| 901 | GFP_KERNEL); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 902 | if (!sbi->ckpt) |
| 903 | return -ENOMEM; |
| 904 | /* |
| 905 | * Finding out valid cp block involves read both |
Chao Yu | 7a88ddb | 2020-02-27 19:30:05 +0800 | [diff] [blame] | 906 | * sets( cp pack 1 and cp pack 2) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 907 | */ |
| 908 | cp_start_blk_no = le32_to_cpu(fsb->cp_blkaddr); |
| 909 | cp1 = validate_checkpoint(sbi, cp_start_blk_no, &cp1_version); |
| 910 | |
| 911 | /* The second checkpoint pack should start at the next segment */ |
Jaegeuk Kim | f9a4e6d | 2013-11-28 12:44:05 +0900 | [diff] [blame] | 912 | cp_start_blk_no += ((unsigned long long)1) << |
| 913 | le32_to_cpu(fsb->log_blocks_per_seg); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 914 | cp2 = validate_checkpoint(sbi, cp_start_blk_no, &cp2_version); |
| 915 | |
| 916 | if (cp1 && cp2) { |
| 917 | if (ver_after(cp2_version, cp1_version)) |
| 918 | cur_page = cp2; |
| 919 | else |
| 920 | cur_page = cp1; |
| 921 | } else if (cp1) { |
| 922 | cur_page = cp1; |
| 923 | } else if (cp2) { |
| 924 | cur_page = cp2; |
| 925 | } else { |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 926 | err = -EFSCORRUPTED; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 927 | goto fail_no_cp; |
| 928 | } |
| 929 | |
| 930 | cp_block = (struct f2fs_checkpoint *)page_address(cur_page); |
| 931 | memcpy(sbi->ckpt, cp_block, blk_size); |
| 932 | |
Jaegeuk Kim | 8508e44 | 2016-11-24 12:45:15 -0800 | [diff] [blame] | 933 | if (cur_page == cp1) |
| 934 | sbi->cur_cp_pack = 1; |
| 935 | else |
| 936 | sbi->cur_cp_pack = 2; |
Shawn Lin | 984ec63 | 2016-02-17 11:26:32 +0800 | [diff] [blame] | 937 | |
Chao Yu | e494c2f | 2018-08-01 19:16:11 +0800 | [diff] [blame] | 938 | /* Sanity checking of checkpoint */ |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 939 | if (f2fs_sanity_check_ckpt(sbi)) { |
| 940 | err = -EFSCORRUPTED; |
Chao Yu | e494c2f | 2018-08-01 19:16:11 +0800 | [diff] [blame] | 941 | goto free_fail_no_cp; |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 942 | } |
Chao Yu | e494c2f | 2018-08-01 19:16:11 +0800 | [diff] [blame] | 943 | |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 944 | if (cp_blks <= 1) |
| 945 | goto done; |
| 946 | |
| 947 | cp_blk_no = le32_to_cpu(fsb->cp_blkaddr); |
| 948 | if (cur_page == cp2) |
| 949 | cp_blk_no += 1 << le32_to_cpu(fsb->log_blocks_per_seg); |
| 950 | |
| 951 | for (i = 1; i < cp_blks; i++) { |
| 952 | void *sit_bitmap_ptr; |
| 953 | unsigned char *ckpt = (unsigned char *)sbi->ckpt; |
| 954 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 955 | cur_page = f2fs_get_meta_page(sbi, cp_blk_no + i); |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 956 | if (IS_ERR(cur_page)) { |
| 957 | err = PTR_ERR(cur_page); |
Chao Yu | 7735730 | 2018-07-17 00:02:17 +0800 | [diff] [blame] | 958 | goto free_fail_no_cp; |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 959 | } |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 960 | sit_bitmap_ptr = page_address(cur_page); |
| 961 | memcpy(ckpt + i * blk_size, sit_bitmap_ptr, blk_size); |
| 962 | f2fs_put_page(cur_page, 1); |
| 963 | } |
| 964 | done: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 965 | f2fs_put_page(cp1, 1); |
| 966 | f2fs_put_page(cp2, 1); |
| 967 | return 0; |
| 968 | |
Jaegeuk Kim | a2125ff | 2016-12-05 17:25:32 -0800 | [diff] [blame] | 969 | free_fail_no_cp: |
| 970 | f2fs_put_page(cp1, 1); |
| 971 | f2fs_put_page(cp2, 1); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 972 | fail_no_cp: |
Jaegeuk Kim | 5222595 | 2018-12-13 18:38:33 -0800 | [diff] [blame] | 973 | kvfree(sbi->ckpt); |
Chao Yu | 10f966b | 2019-06-20 11:36:14 +0800 | [diff] [blame] | 974 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 975 | } |
| 976 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 977 | static void __add_dirty_inode(struct inode *inode, enum inode_type type) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 978 | { |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 979 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 980 | int flag = (type == DIR_INODE) ? FI_DIRTY_DIR : FI_DIRTY_FILE; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 981 | |
Jaegeuk Kim | 9194232 | 2016-05-20 10:13:22 -0700 | [diff] [blame] | 982 | if (is_inode_flag_set(inode, flag)) |
Chao Yu | 2710fd7 | 2015-12-15 13:30:45 +0800 | [diff] [blame] | 983 | return; |
Chao Yu | 2d7b822 | 2014-03-29 11:33:17 +0800 | [diff] [blame] | 984 | |
Jaegeuk Kim | 9194232 | 2016-05-20 10:13:22 -0700 | [diff] [blame] | 985 | set_inode_flag(inode, flag); |
Chao Yu | 99f4b91 | 2017-03-22 17:23:46 +0800 | [diff] [blame] | 986 | if (!f2fs_is_volatile_file(inode)) |
| 987 | list_add_tail(&F2FS_I(inode)->dirty_list, |
| 988 | &sbi->inode_list[type]); |
Chao Yu | 33fbd51 | 2015-12-17 17:14:44 +0800 | [diff] [blame] | 989 | stat_inc_dirty_inode(sbi, type); |
Jaegeuk Kim | 5deb826 | 2013-06-05 17:42:45 +0900 | [diff] [blame] | 990 | } |
| 991 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 992 | static void __remove_dirty_inode(struct inode *inode, enum inode_type type) |
Chao Yu | 6ad7609 | 2015-12-15 13:31:40 +0800 | [diff] [blame] | 993 | { |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 994 | int flag = (type == DIR_INODE) ? FI_DIRTY_DIR : FI_DIRTY_FILE; |
Chao Yu | 6ad7609 | 2015-12-15 13:31:40 +0800 | [diff] [blame] | 995 | |
Jaegeuk Kim | 9194232 | 2016-05-20 10:13:22 -0700 | [diff] [blame] | 996 | if (get_dirty_pages(inode) || !is_inode_flag_set(inode, flag)) |
Chao Yu | 6ad7609 | 2015-12-15 13:31:40 +0800 | [diff] [blame] | 997 | return; |
| 998 | |
Jaegeuk Kim | 9194232 | 2016-05-20 10:13:22 -0700 | [diff] [blame] | 999 | list_del_init(&F2FS_I(inode)->dirty_list); |
| 1000 | clear_inode_flag(inode, flag); |
Chao Yu | 33fbd51 | 2015-12-17 17:14:44 +0800 | [diff] [blame] | 1001 | stat_dec_dirty_inode(F2FS_I_SB(inode), type); |
Chao Yu | 6ad7609 | 2015-12-15 13:31:40 +0800 | [diff] [blame] | 1002 | } |
| 1003 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1004 | void f2fs_update_dirty_page(struct inode *inode, struct page *page) |
Jaegeuk Kim | 5deb826 | 2013-06-05 17:42:45 +0900 | [diff] [blame] | 1005 | { |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 1006 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1007 | enum inode_type type = S_ISDIR(inode->i_mode) ? DIR_INODE : FILE_INODE; |
Jaegeuk Kim | 5deb826 | 2013-06-05 17:42:45 +0900 | [diff] [blame] | 1008 | |
Chao Yu | 5ac9f36 | 2015-06-29 18:14:10 +0800 | [diff] [blame] | 1009 | if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode) && |
| 1010 | !S_ISLNK(inode->i_mode)) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1011 | return; |
Gu Zheng | 7bd5938 | 2013-10-22 14:52:26 +0800 | [diff] [blame] | 1012 | |
Jaegeuk Kim | 1c4bf76 | 2016-06-01 20:55:51 -0700 | [diff] [blame] | 1013 | spin_lock(&sbi->inode_lock[type]); |
| 1014 | if (type != FILE_INODE || test_opt(sbi, DATA_FLUSH)) |
Jaegeuk Kim | 10aa97c | 2016-05-16 10:33:40 -0700 | [diff] [blame] | 1015 | __add_dirty_inode(inode, type); |
Yunlei He | b951a4e | 2016-05-13 14:57:43 +0800 | [diff] [blame] | 1016 | inode_inc_dirty_pages(inode); |
Jaegeuk Kim | 1c4bf76 | 2016-06-01 20:55:51 -0700 | [diff] [blame] | 1017 | spin_unlock(&sbi->inode_lock[type]); |
| 1018 | |
Chao Yu | 240a591 | 2019-03-06 17:30:59 +0800 | [diff] [blame] | 1019 | f2fs_set_page_private(page, 0); |
Jaegeuk Kim | 9e4ded3 | 2014-12-17 19:58:58 -0800 | [diff] [blame] | 1020 | f2fs_trace_pid(page); |
Jaegeuk Kim | 5deb826 | 2013-06-05 17:42:45 +0900 | [diff] [blame] | 1021 | } |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1022 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1023 | void f2fs_remove_dirty_inode(struct inode *inode) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1024 | { |
Jaegeuk Kim | 4081363 | 2014-09-02 15:31:18 -0700 | [diff] [blame] | 1025 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1026 | enum inode_type type = S_ISDIR(inode->i_mode) ? DIR_INODE : FILE_INODE; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1027 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1028 | if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode) && |
| 1029 | !S_ISLNK(inode->i_mode)) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1030 | return; |
| 1031 | |
Jaegeuk Kim | 10aa97c | 2016-05-16 10:33:40 -0700 | [diff] [blame] | 1032 | if (type == FILE_INODE && !test_opt(sbi, DATA_FLUSH)) |
| 1033 | return; |
| 1034 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1035 | spin_lock(&sbi->inode_lock[type]); |
| 1036 | __remove_dirty_inode(inode, type); |
| 1037 | spin_unlock(&sbi->inode_lock[type]); |
Jaegeuk Kim | 74d0b91 | 2013-05-15 16:40:02 +0900 | [diff] [blame] | 1038 | } |
| 1039 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1040 | int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1041 | { |
Gu Zheng | ce3b7d8 | 2013-11-19 18:03:47 +0800 | [diff] [blame] | 1042 | struct list_head *head; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1043 | struct inode *inode; |
Chao Yu | 2710fd7 | 2015-12-15 13:30:45 +0800 | [diff] [blame] | 1044 | struct f2fs_inode_info *fi; |
Chao Yu | 4cf1853 | 2015-12-17 17:17:16 +0800 | [diff] [blame] | 1045 | bool is_dir = (type == DIR_INODE); |
Jaegeuk Kim | 4db08d0 | 2017-07-14 11:45:21 -0700 | [diff] [blame] | 1046 | unsigned long ino = 0; |
Chao Yu | 4cf1853 | 2015-12-17 17:17:16 +0800 | [diff] [blame] | 1047 | |
| 1048 | trace_f2fs_sync_dirty_inodes_enter(sbi->sb, is_dir, |
| 1049 | get_pages(sbi, is_dir ? |
| 1050 | F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA)); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1051 | retry: |
Zhang Qilong | 9b66482 | 2020-09-21 20:45:44 +0800 | [diff] [blame] | 1052 | if (unlikely(f2fs_cp_error(sbi))) { |
| 1053 | trace_f2fs_sync_dirty_inodes_exit(sbi->sb, is_dir, |
| 1054 | get_pages(sbi, is_dir ? |
| 1055 | F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA)); |
Chao Yu | 6d5a149 | 2015-12-24 18:04:56 +0800 | [diff] [blame] | 1056 | return -EIO; |
Zhang Qilong | 9b66482 | 2020-09-21 20:45:44 +0800 | [diff] [blame] | 1057 | } |
Jaegeuk Kim | af41d3e | 2014-10-17 14:14:16 -0700 | [diff] [blame] | 1058 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1059 | spin_lock(&sbi->inode_lock[type]); |
Gu Zheng | ce3b7d8 | 2013-11-19 18:03:47 +0800 | [diff] [blame] | 1060 | |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1061 | head = &sbi->inode_list[type]; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1062 | if (list_empty(head)) { |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1063 | spin_unlock(&sbi->inode_lock[type]); |
Chao Yu | 4cf1853 | 2015-12-17 17:17:16 +0800 | [diff] [blame] | 1064 | trace_f2fs_sync_dirty_inodes_exit(sbi->sb, is_dir, |
| 1065 | get_pages(sbi, is_dir ? |
| 1066 | F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA)); |
Chao Yu | 6d5a149 | 2015-12-24 18:04:56 +0800 | [diff] [blame] | 1067 | return 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1068 | } |
Chao Yu | 939afa9 | 2017-01-07 18:49:42 +0800 | [diff] [blame] | 1069 | fi = list_first_entry(head, struct f2fs_inode_info, dirty_list); |
Chao Yu | 2710fd7 | 2015-12-15 13:30:45 +0800 | [diff] [blame] | 1070 | inode = igrab(&fi->vfs_inode); |
Chao Yu | c227f91 | 2015-12-16 13:09:20 +0800 | [diff] [blame] | 1071 | spin_unlock(&sbi->inode_lock[type]); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1072 | if (inode) { |
Jaegeuk Kim | 4db08d0 | 2017-07-14 11:45:21 -0700 | [diff] [blame] | 1073 | unsigned long cur_ino = inode->i_ino; |
| 1074 | |
Chao Yu | 186857c | 2019-04-02 18:52:19 +0800 | [diff] [blame] | 1075 | F2FS_I(inode)->cp_task = current; |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 1076 | |
Jaegeuk Kim | 87d6f89 | 2014-03-18 12:40:49 +0900 | [diff] [blame] | 1077 | filemap_fdatawrite(inode->i_mapping); |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 1078 | |
Chao Yu | 186857c | 2019-04-02 18:52:19 +0800 | [diff] [blame] | 1079 | F2FS_I(inode)->cp_task = NULL; |
Chao Yu | b0af6d4 | 2017-08-02 23:21:48 +0800 | [diff] [blame] | 1080 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1081 | iput(inode); |
Jaegeuk Kim | 4db08d0 | 2017-07-14 11:45:21 -0700 | [diff] [blame] | 1082 | /* We need to give cpu to another writers. */ |
Yunlei He | 2a63531 | 2018-06-21 14:49:06 +0800 | [diff] [blame] | 1083 | if (ino == cur_ino) |
Jaegeuk Kim | 4db08d0 | 2017-07-14 11:45:21 -0700 | [diff] [blame] | 1084 | cond_resched(); |
Yunlei He | 2a63531 | 2018-06-21 14:49:06 +0800 | [diff] [blame] | 1085 | else |
Jaegeuk Kim | 4db08d0 | 2017-07-14 11:45:21 -0700 | [diff] [blame] | 1086 | ino = cur_ino; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1087 | } else { |
| 1088 | /* |
| 1089 | * We should submit bio, since it exists several |
| 1090 | * wribacking dentry pages in the freeing inode. |
| 1091 | */ |
Jaegeuk Kim | b9109b0 | 2017-05-10 11:28:38 -0700 | [diff] [blame] | 1092 | f2fs_submit_merged_write(sbi, DATA); |
Sebastian Andrzej Siewior | 7ecebe5 | 2015-02-27 13:13:14 +0100 | [diff] [blame] | 1093 | cond_resched(); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1094 | } |
| 1095 | goto retry; |
| 1096 | } |
| 1097 | |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1098 | int f2fs_sync_inode_meta(struct f2fs_sb_info *sbi) |
| 1099 | { |
| 1100 | struct list_head *head = &sbi->inode_list[DIRTY_META]; |
| 1101 | struct inode *inode; |
| 1102 | struct f2fs_inode_info *fi; |
| 1103 | s64 total = get_pages(sbi, F2FS_DIRTY_IMETA); |
| 1104 | |
| 1105 | while (total--) { |
| 1106 | if (unlikely(f2fs_cp_error(sbi))) |
| 1107 | return -EIO; |
| 1108 | |
| 1109 | spin_lock(&sbi->inode_lock[DIRTY_META]); |
| 1110 | if (list_empty(head)) { |
| 1111 | spin_unlock(&sbi->inode_lock[DIRTY_META]); |
| 1112 | return 0; |
| 1113 | } |
Chao Yu | 939afa9 | 2017-01-07 18:49:42 +0800 | [diff] [blame] | 1114 | fi = list_first_entry(head, struct f2fs_inode_info, |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1115 | gdirty_list); |
| 1116 | inode = igrab(&fi->vfs_inode); |
| 1117 | spin_unlock(&sbi->inode_lock[DIRTY_META]); |
| 1118 | if (inode) { |
Jaegeuk Kim | 18340ed | 2016-10-19 18:27:56 -0700 | [diff] [blame] | 1119 | sync_inode_metadata(inode, 0); |
| 1120 | |
| 1121 | /* it's on eviction */ |
| 1122 | if (is_inode_flag_set(inode, FI_DIRTY_INODE)) |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1123 | f2fs_update_inode_page(inode); |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1124 | iput(inode); |
| 1125 | } |
Chao Yu | dee668c | 2017-11-02 20:41:01 +0800 | [diff] [blame] | 1126 | } |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1127 | return 0; |
| 1128 | } |
| 1129 | |
Yunlei He | 59c9081 | 2017-03-13 20:22:18 +0800 | [diff] [blame] | 1130 | static void __prepare_cp_block(struct f2fs_sb_info *sbi) |
| 1131 | { |
| 1132 | struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); |
| 1133 | struct f2fs_nm_info *nm_i = NM_I(sbi); |
| 1134 | nid_t last_nid = nm_i->next_scan_nid; |
| 1135 | |
| 1136 | next_free_nid(sbi, &last_nid); |
| 1137 | ckpt->valid_block_count = cpu_to_le64(valid_user_blocks(sbi)); |
| 1138 | ckpt->valid_node_count = cpu_to_le32(valid_node_count(sbi)); |
| 1139 | ckpt->valid_inode_count = cpu_to_le32(valid_inode_count(sbi)); |
| 1140 | ckpt->next_free_nid = cpu_to_le32(last_nid); |
| 1141 | } |
| 1142 | |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1143 | static bool __need_flush_quota(struct f2fs_sb_info *sbi) |
| 1144 | { |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1145 | bool ret = false; |
| 1146 | |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1147 | if (!is_journalled_quota(sbi)) |
| 1148 | return false; |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1149 | |
Chao Yu | 384111e | 2021-09-03 10:38:11 +0800 | [diff] [blame] | 1150 | if (!down_write_trylock(&sbi->quota_sem)) |
| 1151 | return true; |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1152 | if (is_sbi_flag_set(sbi, SBI_QUOTA_SKIP_FLUSH)) { |
| 1153 | ret = false; |
| 1154 | } else if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_REPAIR)) { |
| 1155 | ret = false; |
| 1156 | } else if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_FLUSH)) { |
| 1157 | clear_sbi_flag(sbi, SBI_QUOTA_NEED_FLUSH); |
| 1158 | ret = true; |
| 1159 | } else if (get_pages(sbi, F2FS_DIRTY_QDATA)) { |
| 1160 | ret = true; |
| 1161 | } |
| 1162 | up_write(&sbi->quota_sem); |
| 1163 | return ret; |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1164 | } |
| 1165 | |
Jaegeuk Kim | 0a8165d | 2012-11-29 13:28:09 +0900 | [diff] [blame] | 1166 | /* |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1167 | * Freeze all the FS-operations for checkpoint. |
| 1168 | */ |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1169 | static int block_operations(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1170 | { |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1171 | struct writeback_control wbc = { |
| 1172 | .sync_mode = WB_SYNC_ALL, |
| 1173 | .nr_to_write = LONG_MAX, |
| 1174 | .for_reclaim = 0, |
| 1175 | }; |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1176 | int err = 0, cnt = 0; |
Jaegeuk Kim | c718379b | 2013-04-24 13:19:56 +0900 | [diff] [blame] | 1177 | |
Sayali Lokhande | 34c061a | 2020-04-30 16:28:29 +0530 | [diff] [blame] | 1178 | /* |
| 1179 | * Let's flush inline_data in dirty node pages. |
| 1180 | */ |
| 1181 | f2fs_flush_inline_data(sbi); |
| 1182 | |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1183 | retry_flush_quotas: |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1184 | f2fs_lock_all(sbi); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1185 | if (__need_flush_quota(sbi)) { |
| 1186 | int locked; |
| 1187 | |
| 1188 | if (++cnt > DEFAULT_RETRY_QUOTA_FLUSH_COUNT) { |
| 1189 | set_sbi_flag(sbi, SBI_QUOTA_SKIP_FLUSH); |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1190 | set_sbi_flag(sbi, SBI_QUOTA_NEED_FLUSH); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1191 | goto retry_flush_dents; |
| 1192 | } |
Jaegeuk Kim | db6ec53 | 2019-05-29 10:58:45 -0700 | [diff] [blame] | 1193 | f2fs_unlock_all(sbi); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1194 | |
| 1195 | /* only failed during mount/umount/freeze/quotactl */ |
| 1196 | locked = down_read_trylock(&sbi->sb->s_umount); |
| 1197 | f2fs_quota_sync(sbi->sb, -1); |
| 1198 | if (locked) |
| 1199 | up_read(&sbi->sb->s_umount); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1200 | cond_resched(); |
| 1201 | goto retry_flush_quotas; |
| 1202 | } |
| 1203 | |
| 1204 | retry_flush_dents: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1205 | /* write all the dirty dentry pages */ |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1206 | if (get_pages(sbi, F2FS_DIRTY_DENTS)) { |
Gu Zheng | e479556 | 2013-09-27 18:08:30 +0800 | [diff] [blame] | 1207 | f2fs_unlock_all(sbi); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1208 | err = f2fs_sync_dirty_inodes(sbi, DIR_INODE); |
Chao Yu | 6d5a149 | 2015-12-24 18:04:56 +0800 | [diff] [blame] | 1209 | if (err) |
Jaegeuk Kim | 1f5f11a | 2020-05-08 12:25:45 -0700 | [diff] [blame] | 1210 | return err; |
Jaegeuk Kim | 3097388 | 2017-04-11 19:15:33 -0700 | [diff] [blame] | 1211 | cond_resched(); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1212 | goto retry_flush_quotas; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1213 | } |
| 1214 | |
Yunlei He | 59c9081 | 2017-03-13 20:22:18 +0800 | [diff] [blame] | 1215 | /* |
| 1216 | * POR: we should ensure that there are no dirty node pages |
| 1217 | * until finishing nat/sit flush. inode->i_blocks can be updated. |
| 1218 | */ |
| 1219 | down_write(&sbi->node_change); |
| 1220 | |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1221 | if (get_pages(sbi, F2FS_DIRTY_IMETA)) { |
Yunlei He | 59c9081 | 2017-03-13 20:22:18 +0800 | [diff] [blame] | 1222 | up_write(&sbi->node_change); |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1223 | f2fs_unlock_all(sbi); |
| 1224 | err = f2fs_sync_inode_meta(sbi); |
| 1225 | if (err) |
Jaegeuk Kim | 1f5f11a | 2020-05-08 12:25:45 -0700 | [diff] [blame] | 1226 | return err; |
Jaegeuk Kim | 3097388 | 2017-04-11 19:15:33 -0700 | [diff] [blame] | 1227 | cond_resched(); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1228 | goto retry_flush_quotas; |
Jaegeuk Kim | 0f18b46 | 2016-05-20 11:10:10 -0700 | [diff] [blame] | 1229 | } |
| 1230 | |
Jaegeuk Kim | 3993683 | 2012-11-22 16:21:29 +0900 | [diff] [blame] | 1231 | retry_flush_nodes: |
Chao Yu | b3582c6 | 2014-07-03 18:58:39 +0800 | [diff] [blame] | 1232 | down_write(&sbi->node_write); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1233 | |
| 1234 | if (get_pages(sbi, F2FS_DIRTY_NODES)) { |
Chao Yu | b3582c6 | 2014-07-03 18:58:39 +0800 | [diff] [blame] | 1235 | up_write(&sbi->node_write); |
Chao Yu | c29fd0c | 2018-06-04 23:20:36 +0800 | [diff] [blame] | 1236 | atomic_inc(&sbi->wb_sync_req[NODE]); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1237 | err = f2fs_sync_node_pages(sbi, &wbc, false, FS_CP_NODE_IO); |
Chao Yu | c29fd0c | 2018-06-04 23:20:36 +0800 | [diff] [blame] | 1238 | atomic_dec(&sbi->wb_sync_req[NODE]); |
Chao Yu | 6d5a149 | 2015-12-24 18:04:56 +0800 | [diff] [blame] | 1239 | if (err) { |
Yunlei He | 59c9081 | 2017-03-13 20:22:18 +0800 | [diff] [blame] | 1240 | up_write(&sbi->node_change); |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1241 | f2fs_unlock_all(sbi); |
Jaegeuk Kim | 1f5f11a | 2020-05-08 12:25:45 -0700 | [diff] [blame] | 1242 | return err; |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1243 | } |
Jaegeuk Kim | 3097388 | 2017-04-11 19:15:33 -0700 | [diff] [blame] | 1244 | cond_resched(); |
Jaegeuk Kim | 3993683 | 2012-11-22 16:21:29 +0900 | [diff] [blame] | 1245 | goto retry_flush_nodes; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1246 | } |
Yunlei He | 59c9081 | 2017-03-13 20:22:18 +0800 | [diff] [blame] | 1247 | |
| 1248 | /* |
| 1249 | * sbi->node_change is used only for AIO write_begin path which produces |
| 1250 | * dirty node blocks and some checkpoint values by block allocation. |
| 1251 | */ |
| 1252 | __prepare_cp_block(sbi); |
| 1253 | up_write(&sbi->node_change); |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1254 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1255 | } |
| 1256 | |
| 1257 | static void unblock_operations(struct f2fs_sb_info *sbi) |
| 1258 | { |
Chao Yu | b3582c6 | 2014-07-03 18:58:39 +0800 | [diff] [blame] | 1259 | up_write(&sbi->node_write); |
Gu Zheng | e479556 | 2013-09-27 18:08:30 +0800 | [diff] [blame] | 1260 | f2fs_unlock_all(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1261 | } |
| 1262 | |
Sahitya Tummala | bf22c3c | 2020-02-18 09:19:07 +0530 | [diff] [blame] | 1263 | void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type) |
Changman Lee | fb51b5e | 2013-11-07 12:48:25 +0900 | [diff] [blame] | 1264 | { |
| 1265 | DEFINE_WAIT(wait); |
| 1266 | |
| 1267 | for (;;) { |
Sahitya Tummala | bf22c3c | 2020-02-18 09:19:07 +0530 | [diff] [blame] | 1268 | if (!get_pages(sbi, type)) |
Changman Lee | fb51b5e | 2013-11-07 12:48:25 +0900 | [diff] [blame] | 1269 | break; |
| 1270 | |
Jaegeuk Kim | af697c0 | 2018-07-11 18:30:42 -0700 | [diff] [blame] | 1271 | if (unlikely(f2fs_cp_error(sbi))) |
| 1272 | break; |
| 1273 | |
Jaegeuk Kim | 9c30df7 | 2020-05-13 21:12:53 -0700 | [diff] [blame] | 1274 | if (type == F2FS_DIRTY_META) |
| 1275 | f2fs_sync_meta_pages(sbi, META, LONG_MAX, |
| 1276 | FS_CP_META_IO); |
Jaegeuk Kim | 1fd2801 | 2020-07-28 08:26:11 -0700 | [diff] [blame] | 1277 | else if (type == F2FS_WB_CP_DATA) |
| 1278 | f2fs_submit_merged_write(sbi, DATA); |
Jaegeuk Kim | 828add7 | 2020-08-03 19:37:12 -0700 | [diff] [blame] | 1279 | |
| 1280 | prepare_to_wait(&sbi->cp_wait, &wait, TASK_UNINTERRUPTIBLE); |
Chao Yu | 5df7731f | 2020-02-17 17:45:44 +0800 | [diff] [blame] | 1281 | io_schedule_timeout(DEFAULT_IO_TIMEOUT); |
Changman Lee | fb51b5e | 2013-11-07 12:48:25 +0900 | [diff] [blame] | 1282 | } |
| 1283 | finish_wait(&sbi->cp_wait, &wait); |
| 1284 | } |
| 1285 | |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1286 | static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc) |
| 1287 | { |
| 1288 | unsigned long orphan_num = sbi->im[ORPHAN_INO].ino_num; |
| 1289 | struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1290 | unsigned long flags; |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1291 | |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1292 | spin_lock_irqsave(&sbi->cp_lock, flags); |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1293 | |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1294 | if ((cpc->reason & CP_UMOUNT) && |
Kinglong Mee | 10047f5 | 2017-03-11 21:18:01 +0800 | [diff] [blame] | 1295 | le32_to_cpu(ckpt->cp_pack_total_block_count) > |
Jaegeuk Kim | 22ad0b6 | 2017-02-09 10:38:09 -0800 | [diff] [blame] | 1296 | sbi->blocks_per_seg - NM_I(sbi)->nat_bits_blocks) |
| 1297 | disable_nat_bits(sbi, false); |
| 1298 | |
Chao Yu | 1f43e2a | 2017-04-28 13:56:08 +0800 | [diff] [blame] | 1299 | if (cpc->reason & CP_TRIMMED) |
| 1300 | __set_ckpt_flags(ckpt, CP_TRIMMED_FLAG); |
Chao Yu | cd36d7a | 2018-01-31 09:30:34 +0800 | [diff] [blame] | 1301 | else |
| 1302 | __clear_ckpt_flags(ckpt, CP_TRIMMED_FLAG); |
Chao Yu | 1f43e2a | 2017-04-28 13:56:08 +0800 | [diff] [blame] | 1303 | |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1304 | if (cpc->reason & CP_UMOUNT) |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1305 | __set_ckpt_flags(ckpt, CP_UMOUNT_FLAG); |
| 1306 | else |
| 1307 | __clear_ckpt_flags(ckpt, CP_UMOUNT_FLAG); |
| 1308 | |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1309 | if (cpc->reason & CP_FASTBOOT) |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1310 | __set_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); |
| 1311 | else |
| 1312 | __clear_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); |
| 1313 | |
| 1314 | if (orphan_num) |
| 1315 | __set_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); |
| 1316 | else |
| 1317 | __clear_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); |
| 1318 | |
Sahitya Tummala | c84ef3c | 2020-03-03 19:59:26 +0530 | [diff] [blame] | 1319 | if (is_sbi_flag_set(sbi, SBI_NEED_FSCK)) |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1320 | __set_ckpt_flags(ckpt, CP_FSCK_FLAG); |
| 1321 | |
Sahitya Tummala | c84ef3c | 2020-03-03 19:59:26 +0530 | [diff] [blame] | 1322 | if (is_sbi_flag_set(sbi, SBI_IS_RESIZEFS)) |
| 1323 | __set_ckpt_flags(ckpt, CP_RESIZEFS_FLAG); |
| 1324 | else |
| 1325 | __clear_ckpt_flags(ckpt, CP_RESIZEFS_FLAG); |
| 1326 | |
Daniel Rosenberg | 4354994 | 2018-08-20 19:21:43 -0700 | [diff] [blame] | 1327 | if (is_sbi_flag_set(sbi, SBI_CP_DISABLED)) |
| 1328 | __set_ckpt_flags(ckpt, CP_DISABLED_FLAG); |
| 1329 | else |
| 1330 | __clear_ckpt_flags(ckpt, CP_DISABLED_FLAG); |
| 1331 | |
Jaegeuk Kim | db610a6 | 2019-01-24 17:48:38 -0800 | [diff] [blame] | 1332 | if (is_sbi_flag_set(sbi, SBI_CP_DISABLED_QUICK)) |
| 1333 | __set_ckpt_flags(ckpt, CP_DISABLED_QUICK_FLAG); |
| 1334 | else |
| 1335 | __clear_ckpt_flags(ckpt, CP_DISABLED_QUICK_FLAG); |
| 1336 | |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1337 | if (is_sbi_flag_set(sbi, SBI_QUOTA_SKIP_FLUSH)) |
| 1338 | __set_ckpt_flags(ckpt, CP_QUOTA_NEED_FSCK_FLAG); |
Jaegeuk Kim | bc88ac9 | 2019-05-20 16:17:56 -0700 | [diff] [blame] | 1339 | else |
| 1340 | __clear_ckpt_flags(ckpt, CP_QUOTA_NEED_FSCK_FLAG); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1341 | |
| 1342 | if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_REPAIR)) |
| 1343 | __set_ckpt_flags(ckpt, CP_QUOTA_NEED_FSCK_FLAG); |
| 1344 | |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1345 | /* set this flag to activate crc|cp_ver for recovery */ |
| 1346 | __set_ckpt_flags(ckpt, CP_CRC_RECOVERY_FLAG); |
Jaegeuk Kim | f236792 | 2018-01-19 13:42:33 -0800 | [diff] [blame] | 1347 | __clear_ckpt_flags(ckpt, CP_NOCRC_RECOVERY_FLAG); |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1348 | |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1349 | spin_unlock_irqrestore(&sbi->cp_lock, flags); |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1350 | } |
| 1351 | |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1352 | static void commit_checkpoint(struct f2fs_sb_info *sbi, |
| 1353 | void *src, block_t blk_addr) |
| 1354 | { |
| 1355 | struct writeback_control wbc = { |
| 1356 | .for_reclaim = 0, |
| 1357 | }; |
| 1358 | |
| 1359 | /* |
| 1360 | * pagevec_lookup_tag and lock_page again will take |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1361 | * some extra time. Therefore, f2fs_update_meta_pages and |
| 1362 | * f2fs_sync_meta_pages are combined in this function. |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1363 | */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1364 | struct page *page = f2fs_grab_meta_page(sbi, blk_addr); |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1365 | int err; |
| 1366 | |
Chao Yu | bae0ee7 | 2018-12-25 17:43:42 +0800 | [diff] [blame] | 1367 | f2fs_wait_on_page_writeback(page, META, true, true); |
Chao Yu | 8d64d36 | 2018-12-12 18:12:30 +0800 | [diff] [blame] | 1368 | |
| 1369 | memcpy(page_address(page), src, PAGE_SIZE); |
| 1370 | |
| 1371 | set_page_dirty(page); |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1372 | if (unlikely(!clear_page_dirty_for_io(page))) |
| 1373 | f2fs_bug_on(sbi, 1); |
| 1374 | |
| 1375 | /* writeout cp pack 2 page */ |
| 1376 | err = __f2fs_write_meta_page(page, &wbc, FS_CP_META_IO); |
Jaegeuk Kim | af697c0 | 2018-07-11 18:30:42 -0700 | [diff] [blame] | 1377 | if (unlikely(err && f2fs_cp_error(sbi))) { |
| 1378 | f2fs_put_page(page, 1); |
| 1379 | return; |
| 1380 | } |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1381 | |
Jaegeuk Kim | af697c0 | 2018-07-11 18:30:42 -0700 | [diff] [blame] | 1382 | f2fs_bug_on(sbi, err); |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1383 | f2fs_put_page(page, 0); |
| 1384 | |
| 1385 | /* submit checkpoint (with barrier if NOBARRIER is not set) */ |
| 1386 | f2fs_submit_merged_write(sbi, META_FLUSH); |
| 1387 | } |
| 1388 | |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1389 | static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1390 | { |
| 1391 | struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); |
Huang Ying | 7704182 | 2014-09-12 20:19:48 +0800 | [diff] [blame] | 1392 | struct f2fs_nm_info *nm_i = NM_I(sbi); |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1393 | unsigned long orphan_num = sbi->im[ORPHAN_INO].ino_num, flags; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1394 | block_t start_blk; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1395 | unsigned int data_sum_blocks, orphan_blocks; |
Jaegeuk Kim | 7e586fa | 2013-06-19 20:47:19 +0900 | [diff] [blame] | 1396 | __u32 crc32 = 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1397 | int i; |
Wanpeng Li | 5514148 | 2015-02-26 07:57:20 +0800 | [diff] [blame] | 1398 | int cp_payload_blks = __cp_payload(sbi); |
Shuoran Liu | 8f1dbbb | 2016-01-27 09:57:30 +0800 | [diff] [blame] | 1399 | struct super_block *sb = sbi->sb; |
| 1400 | struct curseg_info *seg_i = CURSEG_I(sbi, CURSEG_HOT_NODE); |
| 1401 | u64 kbytes_written; |
Chao Yu | 1228b48 | 2017-09-29 13:59:39 +0800 | [diff] [blame] | 1402 | int err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1403 | |
| 1404 | /* Flush all the NAT/SIT pages */ |
Chao Yu | 8ec18bf | 2018-12-12 18:12:32 +0800 | [diff] [blame] | 1405 | f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1406 | |
Chao Yu | 7a88ddb | 2020-02-27 19:30:05 +0800 | [diff] [blame] | 1407 | /* start to update checkpoint, cp ver is already updated previously */ |
Chao Yu | a1f72ac2 | 2018-06-04 23:20:17 +0800 | [diff] [blame] | 1408 | ckpt->elapsed_time = cpu_to_le64(get_mtime(sbi, true)); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1409 | ckpt->free_segment_count = cpu_to_le32(free_segments(sbi)); |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1410 | for (i = 0; i < NR_CURSEG_NODE_TYPE; i++) { |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1411 | ckpt->cur_node_segno[i] = |
| 1412 | cpu_to_le32(curseg_segno(sbi, i + CURSEG_HOT_NODE)); |
| 1413 | ckpt->cur_node_blkoff[i] = |
| 1414 | cpu_to_le16(curseg_blkoff(sbi, i + CURSEG_HOT_NODE)); |
| 1415 | ckpt->alloc_type[i + CURSEG_HOT_NODE] = |
| 1416 | curseg_alloc_type(sbi, i + CURSEG_HOT_NODE); |
| 1417 | } |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1418 | for (i = 0; i < NR_CURSEG_DATA_TYPE; i++) { |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1419 | ckpt->cur_data_segno[i] = |
| 1420 | cpu_to_le32(curseg_segno(sbi, i + CURSEG_HOT_DATA)); |
| 1421 | ckpt->cur_data_blkoff[i] = |
| 1422 | cpu_to_le16(curseg_blkoff(sbi, i + CURSEG_HOT_DATA)); |
| 1423 | ckpt->alloc_type[i + CURSEG_HOT_DATA] = |
| 1424 | curseg_alloc_type(sbi, i + CURSEG_HOT_DATA); |
| 1425 | } |
| 1426 | |
Jack Qiu | a87aff1 | 2020-07-24 16:55:28 +0800 | [diff] [blame] | 1427 | /* 2 cp + n data seg summary + orphan inode blocks */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1428 | data_sum_blocks = f2fs_npages_for_summary_flush(sbi, false); |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1429 | spin_lock_irqsave(&sbi->cp_lock, flags); |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1430 | if (data_sum_blocks < NR_CURSEG_DATA_TYPE) |
Chao Yu | aaec2b1 | 2016-09-20 11:04:18 +0800 | [diff] [blame] | 1431 | __set_ckpt_flags(ckpt, CP_COMPACT_SUM_FLAG); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1432 | else |
Chao Yu | aaec2b1 | 2016-09-20 11:04:18 +0800 | [diff] [blame] | 1433 | __clear_ckpt_flags(ckpt, CP_COMPACT_SUM_FLAG); |
Chao Yu | d1aa245 | 2017-07-07 14:10:15 +0800 | [diff] [blame] | 1434 | spin_unlock_irqrestore(&sbi->cp_lock, flags); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1435 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 1436 | orphan_blocks = GET_ORPHAN_BLOCKS(orphan_num); |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 1437 | ckpt->cp_pack_start_sum = cpu_to_le32(1 + cp_payload_blks + |
| 1438 | orphan_blocks); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1439 | |
Jaegeuk Kim | 119ee91 | 2015-01-29 11:45:33 -0800 | [diff] [blame] | 1440 | if (__remain_node_summaries(cpc->reason)) |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1441 | ckpt->cp_pack_total_block_count = cpu_to_le32(F2FS_CP_PACKS+ |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 1442 | cp_payload_blks + data_sum_blocks + |
| 1443 | orphan_blocks + NR_CURSEG_NODE_TYPE); |
Jaegeuk Kim | 119ee91 | 2015-01-29 11:45:33 -0800 | [diff] [blame] | 1444 | else |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1445 | ckpt->cp_pack_total_block_count = cpu_to_le32(F2FS_CP_PACKS + |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 1446 | cp_payload_blks + data_sum_blocks + |
| 1447 | orphan_blocks); |
Jaegeuk Kim | 119ee91 | 2015-01-29 11:45:33 -0800 | [diff] [blame] | 1448 | |
Jaegeuk Kim | e4c5d84 | 2016-09-30 17:37:43 -0700 | [diff] [blame] | 1449 | /* update ckpt flag for checkpoint */ |
| 1450 | update_ckpt_flags(sbi, cpc); |
Jaegeuk Kim | a468f0e | 2016-09-19 17:55:10 -0700 | [diff] [blame] | 1451 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1452 | /* update SIT/NAT bitmap */ |
| 1453 | get_sit_bitmap(sbi, __bitmap_ptr(sbi, SIT_BITMAP)); |
| 1454 | get_nat_bitmap(sbi, __bitmap_ptr(sbi, NAT_BITMAP)); |
| 1455 | |
Chao Yu | d7eb8f1 | 2019-04-22 17:33:52 +0800 | [diff] [blame] | 1456 | crc32 = f2fs_checkpoint_chksum(sbi, ckpt); |
Jaegeuk Kim | 7e586fa | 2013-06-19 20:47:19 +0900 | [diff] [blame] | 1457 | *((__le32 *)((unsigned char *)ckpt + |
| 1458 | le32_to_cpu(ckpt->checksum_offset))) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1459 | = cpu_to_le32(crc32); |
| 1460 | |
Jaegeuk Kim | 8508e44 | 2016-11-24 12:45:15 -0800 | [diff] [blame] | 1461 | start_blk = __start_cp_next_addr(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1462 | |
Jaegeuk Kim | 22ad0b6 | 2017-02-09 10:38:09 -0800 | [diff] [blame] | 1463 | /* write nat bits */ |
| 1464 | if (enabled_nat_bits(sbi, cpc)) { |
| 1465 | __u64 cp_ver = cur_cp_version(ckpt); |
Jaegeuk Kim | 22ad0b6 | 2017-02-09 10:38:09 -0800 | [diff] [blame] | 1466 | block_t blk; |
| 1467 | |
| 1468 | cp_ver |= ((__u64)crc32 << 32); |
| 1469 | *(__le64 *)nm_i->nat_bits = cpu_to_le64(cp_ver); |
| 1470 | |
| 1471 | blk = start_blk + sbi->blocks_per_seg - nm_i->nat_bits_blocks; |
| 1472 | for (i = 0; i < nm_i->nat_bits_blocks; i++) |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1473 | f2fs_update_meta_page(sbi, nm_i->nat_bits + |
Jaegeuk Kim | 22ad0b6 | 2017-02-09 10:38:09 -0800 | [diff] [blame] | 1474 | (i << F2FS_BLKSIZE_BITS), blk + i); |
Jaegeuk Kim | 22ad0b6 | 2017-02-09 10:38:09 -0800 | [diff] [blame] | 1475 | } |
| 1476 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1477 | /* write out checkpoint buffer at block 0 */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1478 | f2fs_update_meta_page(sbi, ckpt, start_blk++); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1479 | |
Chao Yu | 381722d | 2015-05-19 17:40:04 +0800 | [diff] [blame] | 1480 | for (i = 1; i < 1 + cp_payload_blks; i++) |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1481 | f2fs_update_meta_page(sbi, (char *)ckpt + i * F2FS_BLKSIZE, |
Chao Yu | 381722d | 2015-05-19 17:40:04 +0800 | [diff] [blame] | 1482 | start_blk++); |
Changman Lee | 1dbe415 | 2014-05-12 12:27:43 +0900 | [diff] [blame] | 1483 | |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 1484 | if (orphan_num) { |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1485 | write_orphan_inodes(sbi, start_blk); |
| 1486 | start_blk += orphan_blocks; |
| 1487 | } |
| 1488 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1489 | f2fs_write_data_summaries(sbi, start_blk); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1490 | start_blk += data_sum_blocks; |
Shuoran Liu | 8f1dbbb | 2016-01-27 09:57:30 +0800 | [diff] [blame] | 1491 | |
| 1492 | /* Record write statistics in the hot node summary */ |
| 1493 | kbytes_written = sbi->kbytes_written; |
| 1494 | if (sb->s_bdev->bd_part) |
| 1495 | kbytes_written += BD_PART_WRITTEN(sbi); |
| 1496 | |
Chao Yu | b7ad751 | 2016-02-19 18:08:46 +0800 | [diff] [blame] | 1497 | seg_i->journal->info.kbytes_written = cpu_to_le64(kbytes_written); |
Shuoran Liu | 8f1dbbb | 2016-01-27 09:57:30 +0800 | [diff] [blame] | 1498 | |
Jaegeuk Kim | 119ee91 | 2015-01-29 11:45:33 -0800 | [diff] [blame] | 1499 | if (__remain_node_summaries(cpc->reason)) { |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1500 | f2fs_write_node_summaries(sbi, start_blk); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1501 | start_blk += NR_CURSEG_NODE_TYPE; |
| 1502 | } |
| 1503 | |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1504 | /* update user_block_counts */ |
| 1505 | sbi->last_valid_block_count = sbi->total_valid_block_count; |
| 1506 | percpu_counter_set(&sbi->alloc_valid_block_count, 0); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1507 | |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1508 | /* Here, we have one bio having CP pack except cp pack 2 page */ |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1509 | f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO); |
Sahitya Tummala | bf22c3c | 2020-02-18 09:19:07 +0530 | [diff] [blame] | 1510 | /* Wait for all dirty meta pages to be submitted for IO */ |
| 1511 | f2fs_wait_on_all_pages(sbi, F2FS_DIRTY_META); |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1512 | |
| 1513 | /* wait for previous submitted meta pages writeback */ |
Sahitya Tummala | bf22c3c | 2020-02-18 09:19:07 +0530 | [diff] [blame] | 1514 | f2fs_wait_on_all_pages(sbi, F2FS_WB_CP_DATA); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1515 | |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1516 | /* flush all device cache */ |
| 1517 | err = f2fs_flush_device_cache(sbi); |
| 1518 | if (err) |
| 1519 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1520 | |
Gao Xiang | 46706d5 | 2018-02-10 12:12:51 +0800 | [diff] [blame] | 1521 | /* barrier and flush checkpoint cp pack 2 page if it can */ |
| 1522 | commit_checkpoint(sbi, ckpt, start_blk); |
Sahitya Tummala | bf22c3c | 2020-02-18 09:19:07 +0530 | [diff] [blame] | 1523 | f2fs_wait_on_all_pages(sbi, F2FS_WB_CP_DATA); |
Jaegeuk Kim | 6a8f8ca | 2014-10-29 14:37:22 -0700 | [diff] [blame] | 1524 | |
Chao Yu | 18767e6 | 2018-07-27 18:15:13 +0800 | [diff] [blame] | 1525 | /* |
Eric Biggers | 542989b | 2019-12-09 12:00:55 -0800 | [diff] [blame] | 1526 | * invalidate intermediate page cache borrowed from meta inode which are |
Chao Yu | aff6fbb | 2020-07-07 09:35:41 +0800 | [diff] [blame] | 1527 | * used for migration of encrypted, verity or compressed inode's blocks. |
Chao Yu | 18767e6 | 2018-07-27 18:15:13 +0800 | [diff] [blame] | 1528 | */ |
Chao Yu | aff6fbb | 2020-07-07 09:35:41 +0800 | [diff] [blame] | 1529 | if (f2fs_sb_has_encrypt(sbi) || f2fs_sb_has_verity(sbi) || |
| 1530 | f2fs_sb_has_compression(sbi)) |
Chao Yu | 18767e6 | 2018-07-27 18:15:13 +0800 | [diff] [blame] | 1531 | invalidate_mapping_pages(META_MAPPING(sbi), |
| 1532 | MAIN_BLKADDR(sbi), MAX_BLKADDR(sbi) - 1); |
| 1533 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1534 | f2fs_release_ino_entry(sbi, false); |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1535 | |
Chao Yu | 50fa53e | 2018-08-02 23:03:19 +0800 | [diff] [blame] | 1536 | f2fs_reset_fsync_node_info(sbi); |
| 1537 | |
Chao Yu | caf0047 | 2015-01-28 17:48:42 +0800 | [diff] [blame] | 1538 | clear_sbi_flag(sbi, SBI_IS_DIRTY); |
Jaegeuk Kim | bbf156f | 2016-08-29 18:23:45 -0700 | [diff] [blame] | 1539 | clear_sbi_flag(sbi, SBI_NEED_CP); |
Chao Yu | af033b2 | 2018-09-20 20:05:00 +0800 | [diff] [blame] | 1540 | clear_sbi_flag(sbi, SBI_QUOTA_SKIP_FLUSH); |
Chao Yu | c9c8ed5 | 2019-05-05 11:40:46 +0800 | [diff] [blame] | 1541 | |
| 1542 | spin_lock(&sbi->stat_lock); |
Daniel Rosenberg | 4354994 | 2018-08-20 19:21:43 -0700 | [diff] [blame] | 1543 | sbi->unusable_block_count = 0; |
Chao Yu | c9c8ed5 | 2019-05-05 11:40:46 +0800 | [diff] [blame] | 1544 | spin_unlock(&sbi->stat_lock); |
| 1545 | |
Jaegeuk Kim | 8508e44 | 2016-11-24 12:45:15 -0800 | [diff] [blame] | 1546 | __set_cp_next_pack(sbi); |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1547 | |
Chao Yu | c2a080a | 2016-08-31 10:43:19 +0800 | [diff] [blame] | 1548 | /* |
| 1549 | * redirty superblock if metadata like node page or inode cache is |
| 1550 | * updated during writing checkpoint. |
| 1551 | */ |
| 1552 | if (get_pages(sbi, F2FS_DIRTY_NODES) || |
| 1553 | get_pages(sbi, F2FS_DIRTY_IMETA)) |
| 1554 | set_sbi_flag(sbi, SBI_IS_DIRTY); |
| 1555 | |
| 1556 | f2fs_bug_on(sbi, get_pages(sbi, F2FS_DIRTY_DENTS)); |
| 1557 | |
Jaegeuk Kim | af697c0 | 2018-07-11 18:30:42 -0700 | [diff] [blame] | 1558 | return unlikely(f2fs_cp_error(sbi)) ? -EIO : 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1559 | } |
| 1560 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1561 | int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1562 | { |
| 1563 | struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); |
| 1564 | unsigned long long ckpt_ver; |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1565 | int err = 0; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1566 | |
Chao Yu | f5a131bb | 2019-04-22 20:22:38 +0800 | [diff] [blame] | 1567 | if (f2fs_readonly(sbi->sb) || f2fs_hw_is_readonly(sbi)) |
| 1568 | return -EROFS; |
| 1569 | |
Daniel Rosenberg | 4354994 | 2018-08-20 19:21:43 -0700 | [diff] [blame] | 1570 | if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) { |
| 1571 | if (cpc->reason != CP_PAUSE) |
| 1572 | return 0; |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 1573 | f2fs_warn(sbi, "Start checkpoint disabled!"); |
Daniel Rosenberg | 4354994 | 2018-08-20 19:21:43 -0700 | [diff] [blame] | 1574 | } |
Jaegeuk Kim | b4b1006 | 2020-03-31 11:43:07 -0700 | [diff] [blame] | 1575 | if (cpc->reason != CP_RESIZE) |
| 1576 | mutex_lock(&sbi->cp_mutex); |
Jaegeuk Kim | 8501017 | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1577 | |
Chao Yu | caf0047 | 2015-01-28 17:48:42 +0800 | [diff] [blame] | 1578 | if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) && |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1579 | ((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) || |
| 1580 | ((cpc->reason & CP_DISCARD) && !sbi->discard_blks))) |
Jaegeuk Kim | 8501017 | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1581 | goto out; |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1582 | if (unlikely(f2fs_cp_error(sbi))) { |
| 1583 | err = -EIO; |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1584 | goto out; |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1585 | } |
Wanpeng Li | 2bda542 | 2015-02-27 15:56:16 +0800 | [diff] [blame] | 1586 | |
| 1587 | trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "start block_ops"); |
| 1588 | |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1589 | err = block_operations(sbi); |
| 1590 | if (err) |
Jaegeuk Kim | cf779ca | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1591 | goto out; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1592 | |
Jaegeuk Kim | 75ab4cb | 2014-09-20 21:57:51 -0700 | [diff] [blame] | 1593 | trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish block_ops"); |
Namjae Jeon | 2af4bd6 | 2013-04-23 18:26:54 +0900 | [diff] [blame] | 1594 | |
Jaegeuk Kim | b9109b0 | 2017-05-10 11:28:38 -0700 | [diff] [blame] | 1595 | f2fs_flush_merged_writes(sbi); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1596 | |
Yunlei He | 58cce38 | 2016-08-18 21:01:19 +0800 | [diff] [blame] | 1597 | /* this is the case of multiple fstrims without any changes */ |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1598 | if (cpc->reason & CP_DISCARD) { |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1599 | if (!f2fs_exist_trim_candidates(sbi, cpc)) { |
Jaegeuk Kim | 25290fa | 2016-12-29 22:06:15 -0800 | [diff] [blame] | 1600 | unblock_operations(sbi); |
| 1601 | goto out; |
| 1602 | } |
| 1603 | |
Jaegeuk Kim | ee3f8ae | 2020-11-06 13:22:05 -0800 | [diff] [blame] | 1604 | if (NM_I(sbi)->nat_cnt[DIRTY_NAT] == 0 && |
Jaegeuk Kim | 0333ad4 | 2016-12-29 16:58:54 -0800 | [diff] [blame] | 1605 | SIT_I(sbi)->dirty_sentries == 0 && |
| 1606 | prefree_segments(sbi) == 0) { |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1607 | f2fs_flush_sit_entries(sbi, cpc); |
| 1608 | f2fs_clear_prefree_segments(sbi, cpc); |
Jaegeuk Kim | 0333ad4 | 2016-12-29 16:58:54 -0800 | [diff] [blame] | 1609 | unblock_operations(sbi); |
| 1610 | goto out; |
| 1611 | } |
Yunlei He | 58cce38 | 2016-08-18 21:01:19 +0800 | [diff] [blame] | 1612 | } |
| 1613 | |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1614 | /* |
| 1615 | * update checkpoint pack index |
| 1616 | * Increase the version number so that |
| 1617 | * SIT entries and seg summaries are written at correct place |
| 1618 | */ |
Jaegeuk Kim | d71b556 | 2013-08-09 15:03:21 +0900 | [diff] [blame] | 1619 | ckpt_ver = cur_cp_version(ckpt); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1620 | ckpt->checkpoint_ver = cpu_to_le64(++ckpt_ver); |
| 1621 | |
| 1622 | /* write cached NAT/SIT entries to NAT/SIT area */ |
Jaegeuk Kim | edc55aa | 2018-09-17 17:36:06 -0700 | [diff] [blame] | 1623 | err = f2fs_flush_nat_entries(sbi, cpc); |
| 1624 | if (err) |
| 1625 | goto stop; |
| 1626 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1627 | f2fs_flush_sit_entries(sbi, cpc); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1628 | |
Chao Yu | d0b9e42 | 2020-08-04 21:14:45 +0800 | [diff] [blame] | 1629 | /* save inmem log status */ |
Chao Yu | 093749e | 2020-08-04 21:14:49 +0800 | [diff] [blame] | 1630 | f2fs_save_inmem_curseg(sbi); |
Chao Yu | d0b9e42 | 2020-08-04 21:14:45 +0800 | [diff] [blame] | 1631 | |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1632 | err = do_checkpoint(sbi, cpc); |
Jaegeuk Kim | 4e6a8d9 | 2016-12-29 14:07:53 -0800 | [diff] [blame] | 1633 | if (err) |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1634 | f2fs_release_discard_addrs(sbi); |
Jaegeuk Kim | 4e6a8d9 | 2016-12-29 14:07:53 -0800 | [diff] [blame] | 1635 | else |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1636 | f2fs_clear_prefree_segments(sbi, cpc); |
Chao Yu | d0b9e42 | 2020-08-04 21:14:45 +0800 | [diff] [blame] | 1637 | |
Chao Yu | 093749e | 2020-08-04 21:14:49 +0800 | [diff] [blame] | 1638 | f2fs_restore_inmem_curseg(sbi); |
Jaegeuk Kim | edc55aa | 2018-09-17 17:36:06 -0700 | [diff] [blame] | 1639 | stop: |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1640 | unblock_operations(sbi); |
Changman Lee | 942e0be | 2014-02-13 15:12:29 +0900 | [diff] [blame] | 1641 | stat_inc_cp_count(sbi->stat_info); |
Jaegeuk Kim | 1002755 | 2015-04-09 17:03:53 -0700 | [diff] [blame] | 1642 | |
Chao Yu | c473f1a | 2017-04-27 20:40:39 +0800 | [diff] [blame] | 1643 | if (cpc->reason & CP_RECOVERY) |
Joe Perches | dcbb4c1 | 2019-06-18 17:48:42 +0800 | [diff] [blame] | 1644 | f2fs_notice(sbi, "checkpoint: version = %llx", ckpt_ver); |
Jaegeuk Kim | 60b99b4 | 2015-10-05 14:49:57 -0700 | [diff] [blame] | 1645 | |
Chao Yu | 7a88ddb | 2020-02-27 19:30:05 +0800 | [diff] [blame] | 1646 | /* update CP_TIME to trigger checkpoint periodically */ |
Jaegeuk Kim | 6beceb5 | 2016-01-08 15:51:50 -0800 | [diff] [blame] | 1647 | f2fs_update_time(sbi, CP_TIME); |
Jaegeuk Kim | 55d1cdb | 2015-12-15 16:07:14 -0800 | [diff] [blame] | 1648 | trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint"); |
Jaegeuk Kim | 8501017 | 2014-08-11 18:37:46 -0700 | [diff] [blame] | 1649 | out: |
Jaegeuk Kim | b4b1006 | 2020-03-31 11:43:07 -0700 | [diff] [blame] | 1650 | if (cpc->reason != CP_RESIZE) |
| 1651 | mutex_unlock(&sbi->cp_mutex); |
Chao Yu | c34f42e | 2015-12-23 17:50:30 +0800 | [diff] [blame] | 1652 | return err; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1653 | } |
| 1654 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1655 | void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1656 | { |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 1657 | int i; |
| 1658 | |
| 1659 | for (i = 0; i < MAX_INO_ENTRY; i++) { |
Chao Yu | 6729880 | 2014-11-18 11:18:36 +0800 | [diff] [blame] | 1660 | struct inode_management *im = &sbi->im[i]; |
| 1661 | |
| 1662 | INIT_RADIX_TREE(&im->ino_root, GFP_ATOMIC); |
| 1663 | spin_lock_init(&im->ino_lock); |
| 1664 | INIT_LIST_HEAD(&im->ino_list); |
| 1665 | im->ino_num = 0; |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 1666 | } |
| 1667 | |
Chao Yu | b5b8220 | 2014-08-22 16:17:38 +0800 | [diff] [blame] | 1668 | sbi->max_orphans = (sbi->blocks_per_seg - F2FS_CP_PACKS - |
Chao Yu | d0b9e42 | 2020-08-04 21:14:45 +0800 | [diff] [blame] | 1669 | NR_CURSEG_PERSIST_TYPE - __cp_payload(sbi)) * |
Wanpeng Li | 14b4281 | 2015-02-27 17:38:13 +0800 | [diff] [blame] | 1670 | F2FS_ORPHANS_PER_BLOCK; |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1671 | } |
| 1672 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1673 | int __init f2fs_create_checkpoint_caches(void) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1674 | { |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 1675 | ino_entry_slab = f2fs_kmem_cache_create("f2fs_ino_entry", |
| 1676 | sizeof(struct ino_entry)); |
| 1677 | if (!ino_entry_slab) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1678 | return -ENOMEM; |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1679 | f2fs_inode_entry_slab = f2fs_kmem_cache_create("f2fs_inode_entry", |
Chao Yu | 0629207 | 2014-12-29 15:56:18 +0800 | [diff] [blame] | 1680 | sizeof(struct inode_entry)); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1681 | if (!f2fs_inode_entry_slab) { |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 1682 | kmem_cache_destroy(ino_entry_slab); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1683 | return -ENOMEM; |
| 1684 | } |
| 1685 | return 0; |
| 1686 | } |
| 1687 | |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1688 | void f2fs_destroy_checkpoint_caches(void) |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1689 | { |
Jaegeuk Kim | 6451e04 | 2014-07-25 15:47:17 -0700 | [diff] [blame] | 1690 | kmem_cache_destroy(ino_entry_slab); |
Chao Yu | 4d57b86 | 2018-05-30 00:20:41 +0800 | [diff] [blame] | 1691 | kmem_cache_destroy(f2fs_inode_entry_slab); |
Jaegeuk Kim | 127e670 | 2012-11-02 17:08:18 +0900 | [diff] [blame] | 1692 | } |