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| author | Dan Williams <dan.j.williams@intel.com> | 2015-05-16 12:28:54 -0400 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2015-06-26 11:23:38 -0400 |
| commit | 0f51c4fa7f60838a87cd45e8ba144dddcd4c066c (patch) | |
| tree | d4ab766dbfbb6cb07e3ee52fc2b039f84ac4890c /drivers/nvdimm | |
| parent | f0dc089ce217e7b98e0d2077c548ff08129e7911 (diff) | |
| download | lwn-0f51c4fa7f60838a87cd45e8ba144dddcd4c066c.tar.gz lwn-0f51c4fa7f60838a87cd45e8ba144dddcd4c066c.zip | |
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>
Diffstat (limited to 'drivers/nvdimm')
| -rw-r--r-- | drivers/nvdimm/pmem.c | 1 |
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) { |