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f2fs: Add a segment type check in inplace write 

This patch add a segment type check in IPU, in
case of something wrong with blkadd in dnode.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yunlei He 2018-03-26 17:32:23 +08:00 committed by Jaegeuk Kim
parent 2f52052929
commit d21b0f238a
1 changed files with 5 additions and 0 deletions
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5
fs/f2fs/segment.c
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@ -2790,10 +2790,15 @@ void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio)
int rewrite_data_page(struct f2fs_io_info *fio)
{
int err;
struct f2fs_sb_info *sbi = fio->sbi;
fio->new_blkaddr = fio->old_blkaddr;
/* i/o temperature is needed for passing down write hints */
__get_segment_type(fio);
f2fs_bug_on(sbi, !IS_DATASEG(get_seg_entry(sbi,
GET_SEGNO(sbi, fio->new_blkaddr))->type));
stat_inc_inplace_blocks(fio->sbi);
err = f2fs_submit_page_bio(fio);