aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDan Williams <dan.j.williams@intel.com>2015-05-16 12:28:54 -0400
committerDan Williams <dan.j.williams@intel.com>2015-06-26 11:23:38 -0400
commit0f51c4fa7f60838a87cd45e8ba144dddcd4c066c (patch)
treed4ab766dbfbb6cb07e3ee52fc2b039f84ac4890c
parentf0dc089ce217e7b98e0d2077c548ff08129e7911 (diff)
downloadleg-kernel-0f51c4fa7f60838a87cd45e8ba144dddcd4c066c.tar.gz
pmem: flag pmem block devices as non-rotational
...since they are effectively SSDs as far as userspace is concerned. Reviewed-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
-rw-r--r--drivers/nvdimm/pmem.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 09195e3b7453..a9709db0704c 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -158,6 +158,7 @@ static int pmem_attach_disk(struct nd_namespace_common *ndns,
blk_queue_make_request(pmem->pmem_queue, pmem_make_request);
blk_queue_max_hw_sectors(pmem->pmem_queue, UINT_MAX);
blk_queue_bounce_limit(pmem->pmem_queue, BLK_BOUNCE_ANY);
+ queue_flag_set_unlocked(QUEUE_FLAG_NONROT, pmem->pmem_queue);
disk = alloc_disk(0);
if (!disk) {