dm cache metadata: name the cache block that couldn't be loaded
Improves __load_mapping_v1() and __load_mapping_v2() DMERR messages to
explicitly name the cache block number whose mapping couldn't be
loaded.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index 0610be7..5a5ef99 100644
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -1316,8 +1316,10 @@
r = fn(context, oblock, to_cblock(cb), flags & M_DIRTY,
le32_to_cpu(hint), hints_valid);
- if (r)
- DMERR("policy couldn't load cblock");
+ if (r) {
+ DMERR("policy couldn't load cache block %llu",
+ (unsigned long long) from_cblock(to_cblock(cb)));
+ }
}
return r;
@@ -1355,8 +1357,10 @@
dirty = dm_bitset_cursor_get_value(dirty_cursor);
r = fn(context, oblock, to_cblock(cb), dirty,
le32_to_cpu(hint), hints_valid);
- if (r)
- DMERR("policy couldn't load cblock");
+ if (r) {
+ DMERR("policy couldn't load cache block %llu",
+ (unsigned long long) from_cblock(to_cblock(cb)));
+ }
}
return r;