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 <snitzer@xxxxxxxxxx>
---
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)) {
--
1.7.4.4
--
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