btrfs: make btrfs_page_mkwrite() to be subpage compatible
Only set_page_dirty() and SetPageUptodate() is not subpage compatible.
Convert them to subpage helpers, so that __extent_writepage_io() can
submit page content correctly.
Tested-by: Ritesh Harjani <riteshh@linux.ibm.com> # [ppc64]
Tested-by: Anand Jain <anand.jain@oracle.com> # [aarch64]
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 88838ef..0d67a14 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8651,8 +8651,8 @@ vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf)
flush_dcache_page(page);
}
ClearPageChecked(page);
- set_page_dirty(page);
- SetPageUptodate(page);
+ btrfs_page_set_dirty(fs_info, page, page_start, end + 1 - page_start);
+ btrfs_page_set_uptodate(fs_info, page, page_start, end + 1 - page_start);
btrfs_set_inode_last_sub_trans(BTRFS_I(inode));