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author | Mike Snitzer <snitzer@redhat.com> | 2012-12-21 20:23:34 +0000 |
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committer | Alasdair G Kergon <agk@redhat.com> | 2012-12-21 20:23:34 +0000 |
commit | a5bd968aeb87af4a3a96ecdd78912832997e8a9d (patch) | |
tree | cb12dce916dfdbde42d1cf283d6756590bfd82fb | |
parent | 3a0f9aaee02857609d79b20c809c02a8b7c39d06 (diff) | |
download | linux-3.10-a5bd968aeb87af4a3a96ecdd78912832997e8a9d.tar.gz linux-3.10-a5bd968aeb87af4a3a96ecdd78912832997e8a9d.tar.bz2 linux-3.10-a5bd968aeb87af4a3a96ecdd78912832997e8a9d.zip |
dm block manager: reinstate message when validator fails
Reinstate a useful error message when the block manager buffer validator fails.
This was mistakenly eliminated when the block manager was converted to use
dm-bufio.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
-rw-r--r-- | drivers/md/persistent-data/dm-block-manager.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c index 5ba277768d9..47b683e67a7 100644 --- a/drivers/md/persistent-data/dm-block-manager.c +++ b/drivers/md/persistent-data/dm-block-manager.c @@ -428,8 +428,11 @@ static int dm_bm_validate_buffer(struct dm_block_manager *bm, if (!v) return 0; r = v->check(v, (struct dm_block *) buf, dm_bufio_get_block_size(bm->bufio)); - if (unlikely(r)) + if (unlikely(r)) { + DMERR("%s validator check failed for block %llu", v->name, + (unsigned long long) dm_bufio_get_block_number(buf)); return r; + } aux->validator = v; } else { if (unlikely(aux->validator != v)) { |