Messages in this thread Patch in this message | | | From | Qian Cai <> | Subject | [PATCH] nvdimm/btt: fix variable 'rc' set but not used | Date | Wed, 30 Oct 2019 15:15:39 -0400 |
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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> --- drivers/nvdimm/btt.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index 3e9f45aec8d1..59852f7e2d60 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1266,6 +1266,11 @@ static int btt_read_pg(struct btt *btt, struct bio_integrity_payload *bip, /* Media error - set the e_flag */ rc = btt_map_write(arena, premap, postmap, 0, 1, NVDIMM_IO_ATOMIC); + + if (rc) + dev_warn_ratelimited(to_dev(arena), + "Error persistently tracking bad blocks\n"); + goto out_rtt; } -- 1.8.3.1
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