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4e24e37d53
drivers/nvdimm/btt.c: In function 'btt_read_pg': drivers/nvdimm/btt.c:1264:8: warning: variable 'rc' set but not used [-Wunused-but-set-variable] int rc; ^~ Add a ratelimited message in case a storm of errors is encountered. Fixes: d9b83c756953 ("libnvdimm, btt: rework error clearing") Signed-off-by: Qian Cai <cai@lca.pw> Reviewed-by: Vishal Verma <vishal.l.verma@intel.com> Link: https://lore.kernel.org/r/1572530719-32161-1-git-send-email-cai@lca.pw Signed-off-by: Dan Williams <dan.j.williams@intel.com>