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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-11-29 19:14:17 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-11-29 19:59:00 +0900
commit5f1586d0dd8f6eeecf6c0d35cbca6291afd6f1cc (patch)
tree1f38cd3b11e99b44712b8a075bf34c1cbfcc1ade /fs/nilfs2
parent0935db747739782fc779eb58529610c12db88ea2 (diff)
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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>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r--fs/nilfs2/segbuf.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index e6d9e37fa241..c71b689bdbce 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -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;
}
/**