If the file preallocated blocks and fsync'ed, we should not truncate them during roll-forward recovery which will recover i_size correctly back.
Fixes: d4dd19ec1ea0 ("f2fs: do not expose unwritten blocks to user by DIO") Cc: stable@vger.kernel.org # 5.17+ Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org --- fs/f2fs/inode.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index 71f232dcf3c2..83639238a1fe 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -550,7 +550,8 @@ struct inode *f2fs_iget(struct super_block *sb, unsigned long ino) } f2fs_set_inode_flags(inode);
- if (file_should_truncate(inode)) { + if (file_should_truncate(inode) && + !is_sbi_flag_set(sbi, SBI_POR_DOING)) { ret = f2fs_truncate(inode); if (ret) goto bad_inode;