f2fs: record dirty status of regular/symlink inode
Maintain regular/symlink inode which has dirty pages in global dirty list
and record their total dirty pages count like the way of handling directory
inode.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 37cf04b..03a2b86 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -648,6 +648,7 @@
enum count_type {
F2FS_WRITEBACK,
F2FS_DIRTY_DENTS,
+ F2FS_DIRTY_DATA,
F2FS_DIRTY_NODES,
F2FS_DIRTY_META,
F2FS_INMEM_PAGES,
@@ -696,6 +697,12 @@
struct rw_semaphore io_rwsem; /* blocking op for bio */
};
+enum inode_type {
+ DIR_INODE, /* for dirty dir inode */
+ FILE_INODE, /* for dirty regular/symlink inode */
+ NR_INODE_TYPE,
+};
+
/* for inner inode cache management */
struct inode_management {
struct radix_tree_root ino_root; /* ino entry array */
@@ -745,9 +752,9 @@
/* for orphan inode, use 0'th array */
unsigned int max_orphans; /* max orphan inodes */
- /* for directory inode management */
- struct list_head dir_inode_list; /* dir inode list */
- spinlock_t dir_inode_lock; /* for dir inode list lock */
+ /* for inode management */
+ struct list_head inode_list[NR_INODE_TYPE]; /* dirty inode list */
+ spinlock_t inode_lock[NR_INODE_TYPE]; /* for dirty inode list lock */
/* for extent tree cache */
struct radix_tree_root extent_tree_root;/* cache extent cache entries */
@@ -1060,8 +1067,8 @@
static inline void inode_inc_dirty_pages(struct inode *inode)
{
atomic_inc(&F2FS_I(inode)->dirty_pages);
- if (S_ISDIR(inode->i_mode))
- inc_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
+ inc_page_count(F2FS_I_SB(inode), S_ISDIR(inode->i_mode) ?
+ F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA);
}
static inline void dec_page_count(struct f2fs_sb_info *sbi, int count_type)
@@ -1076,9 +1083,8 @@
return;
atomic_dec(&F2FS_I(inode)->dirty_pages);
-
- if (S_ISDIR(inode->i_mode))
- dec_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
+ dec_page_count(F2FS_I_SB(inode), S_ISDIR(inode->i_mode) ?
+ F2FS_DIRTY_DENTS : F2FS_DIRTY_DATA);
}
static inline int get_pages(struct f2fs_sb_info *sbi, int count_type)
@@ -1417,6 +1423,7 @@
FI_DATA_EXIST, /* indicate data exists */
FI_INLINE_DOTS, /* indicate inline dot dentries */
FI_DO_DEFRAG, /* indicate defragment is running */
+ FI_DIRTY_FILE, /* indicate regular/symlink has dirty pages */
};
static inline void set_inode_flag(struct f2fs_inode_info *fi, int flag)
@@ -1826,8 +1833,8 @@
int get_valid_checkpoint(struct f2fs_sb_info *);
void update_dirty_page(struct inode *, struct page *);
void add_dirty_dir_inode(struct inode *);
-void remove_dirty_dir_inode(struct inode *);
-void sync_dirty_dir_inodes(struct f2fs_sb_info *);
+void remove_dirty_inode(struct inode *);
+void sync_dirty_inodes(struct f2fs_sb_info *, enum inode_type);
void write_checkpoint(struct f2fs_sb_info *, struct cp_control *);
void init_ino_entry_info(struct f2fs_sb_info *);
int __init create_checkpoint_caches(void);