Commits
Dan Williams committed 5faecf4eb0d
libnvdimm: protect nvdimm_{bus|namespace}_add_poison() with nvdimm_bus_lock()
In preparation for making poison list retrieval asynchronus to region
registration, add protection for walking and mutating the bus-level
poison list.
Cc: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>