nilfs2: do not return io error for bio allocation failure

Previously, log writer had possibility to set an io error flag on
segments even in case of memory allocation failure.

This fixes the issue.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
This commit is contained in:
Ryusuke Konishi 2009-11-29 19:14:17 +09:00
parent 0935db7477
commit 5f1586d0dd

View file

@ -374,7 +374,7 @@ int nilfs_segbuf_write(struct nilfs_segment_buffer *segbuf,
struct nilfs_write_info *wi)
{
struct buffer_head *bh;
int res, rw = WRITE;
int res = 0, rw = WRITE;
list_for_each_entry(bh, &segbuf->sb_segsum_buffers, b_assoc_buffers) {
res = nilfs_submit_bh(wi, bh, rw);
@ -395,17 +395,10 @@ int nilfs_segbuf_write(struct nilfs_segment_buffer *segbuf,
*/
rw |= (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG);
res = nilfs_submit_seg_bio(wi, rw);
if (unlikely(res))
goto failed_bio;
}
res = 0;
out:
return res;
failed_bio:
atomic_inc(&wi->err);
goto out;
return res;
}
/**