Commit ebd3309a authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
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f2fs: atomic: fix to truncate pagecache before on-disk metadata truncation 



We should always truncate pagecache while truncating on-disk data.

Fixes: a46bebd5 ("f2fs: synchronize atomic write aborts")
Signed-off-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent a4d7f2b3

fs/f2fs/file.c

+4 −0
Original line number Diff line number Diff line
@@ -2195,6 +2195,10 @@ static int f2fs_ioc_start_atomic_write(struct file *filp, bool truncate) 
		F2FS_I(fi->cow_inode)->atomic_inode = inode;

	} else {

		/* Reuse the already created COW inode */

		f2fs_bug_on(sbi, get_dirty_pages(fi->cow_inode));



		invalidate_mapping_pages(fi->cow_inode->i_mapping, 0, -1);



		ret = f2fs_do_truncate_blocks(fi->cow_inode, 0, true);

		if (ret) {

			f2fs_up_write(&fi->i_gc_rwsem[WRITE]);