From patchwork Fri Nov 30 14:45:25 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: dm block manager: reinstate context for which block failed a validator check Date: Fri, 30 Nov 2012 19:45:25 -0000 From: Mike Snitzer X-Patchwork-Id: 55685 Message-id: <1354286727-31933-1-git-send-email-snitzer@redhat.com> This was mistakenly eliminated when the block manager was converted to use dm-bufio. Restore it because it is useful if/when the validator check fails. Signed-off-by: Mike Snitzer --- 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 5ba2777..47b683e 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)) {