UPSTREAM: f2fs: atomic: fix to truncate pagecache before on-disk metadata truncation

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

Fixes: a46bebd502 ("f2fs: synchronize atomic write aborts")
Change-Id: I46e34ae523db44034ab37a417dd68d276c53b1a0
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
(cherry picked from commit ebd3309aec)
This commit is contained in:
Chao Yu 2024-08-07 18:24:35 +08:00 committed by Matthias Männich
parent ca6dd95d54
commit f0e72502d1

View File

@ -2202,6 +2202,10 @@ 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]);