libnvdimm: replace mutex_is_locked() warnings with lockdep_assert_held
For warnings that should only ever trigger during development and
testing replace WARN statements with lockdep_assert_held. The lockdep
pattern is prevalent, and these paths are are well covered by libnvdimm
unit tests.
Reported-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
index 8817f8a..de5809a 100644
--- a/drivers/nvdimm/namespace_devs.c
+++ b/drivers/nvdimm/namespace_devs.c
@@ -1653,7 +1653,7 @@ static int select_pmem_id(struct nd_region *nd_region, u8 *pmem_id)
u64 hw_start, hw_end, pmem_start, pmem_end;
struct nd_label_ent *label_ent;
- WARN_ON(!mutex_is_locked(&nd_mapping->lock));
+ lockdep_assert_held(&nd_mapping->lock);
list_for_each_entry(label_ent, &nd_mapping->labels, list) {
nd_label = label_ent->label;
if (!nd_label)