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f2fs: drop inplace IO if fs status is abnormal 

If filesystem has cp_error or need_fsck status, let's drop inplace IO
to avoid further corruption of fs data.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2021-04-22 18:19:25 +08:00 committed by Jaegeuk Kim
parent 8af85f712f
commit 9557727876
1 changed files with 16 additions and 1 deletions
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17
fs/f2fs/segment.c
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@ -3552,7 +3552,13 @@ int f2fs_inplace_write_data(struct f2fs_io_info *fio)
set_sbi_flag(sbi, SBI_NEED_FSCK);
f2fs_warn(sbi, "%s: incorrect segment(%u) type, run fsck to fix.",
__func__, segno);
return -EFSCORRUPTED;
err = -EFSCORRUPTED;
goto drop_bio;
}
if (is_sbi_flag_set(sbi, SBI_NEED_FSCK) || f2fs_cp_error(sbi)) {
err = -EIO;
goto drop_bio;
}
stat_inc_inplace_blocks(fio->sbi);
@ -3566,6 +3572,15 @@ int f2fs_inplace_write_data(struct f2fs_io_info *fio)
f2fs_update_iostat(fio->sbi, fio->io_type, F2FS_BLKSIZE);
}
return err;
drop_bio:
if (fio->bio) {
struct bio *bio = *(fio->bio);
bio->bi_status = BLK_STS_IOERR;
bio_endio(bio);
fio->bio = NULL;
}
return err;
}