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f2fs: set SBI_NEED_FSCK flag when inconsistent node block found

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[ Upstream commit 6663b138ded1a59e630c9e605e42aa7fde490cdc ]

Inconsistent node block will cause a file fail to open or read,
which could make the user process crashes or stucks. Let's mark
SBI_NEED_FSCK flag to trigger a fix at next fsck time. After
unlinking the corrupted file, the user process could regenerate
a new one and work correctly.

Signed-off-by: Weichao Guo <guoweichao@oppo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Weichao Guo 2021-09-18 20:46:36 +08:00 committed by Greg Kroah-Hartman
parent e6ee7abd6b
commit 22423c966e
1 changed files with 1 additions and 0 deletions
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fs/f2fs/node.c
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@ -1389,6 +1389,7 @@ static struct page *__get_node_page(struct f2fs_sb_info *sbi, pgoff_t nid,
nid, nid_of_node(page), ino_of_node(page),
ofs_of_node(page), cpver_of_node(page),
next_blkaddr_of_node(page));
set_sbi_flag(sbi, SBI_NEED_FSCK);
err = -EINVAL;
out_err:
ClearPageUptodate(page);