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Groups > linux.kernel > #1167496

[PATCH 13/15] libnvdimm: flag libnvdimm block devices as non-rotational

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...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>
---
 drivers/nvdimm/core.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvdimm/core.c b/drivers/nvdimm/core.c
index 99cf95af5f24..fa82f215990d 100644
--- a/drivers/nvdimm/core.c
+++ b/drivers/nvdimm/core.c
@@ -220,6 +220,7 @@ void nd_blk_queue_init(struct request_queue *q)
 	blk_queue_bounce_limit(q, BLK_BOUNCE_ANY);
 	if (IS_ENABLED(CONFIG_ND_IOSTAT))
 		queue_flag_set_unlocked(QUEUE_FLAG_IO_STAT, q);
+	queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);
 }
 EXPORT_SYMBOL(nd_blk_queue_init);
 

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Thread

[PATCH 00/15] libnvdimm: ->rw_bytes(), BLK-mode, unit tests,  and misc features Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
  [PATCH 12/15] libnvdimm: enable iostat Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
    Re: [PATCH 12/15] libnvdimm: enable iostat Christoph Hellwig <hch@lst.de> - 2015-06-19 10:40 +0200
      Re: [PATCH 12/15] libnvdimm: enable iostat Dan Williams <dan.j.williams@intel.com> - 2015-06-19 11:10 +0200
        Re: [PATCH 12/15] libnvdimm: enable iostat Christoph Hellwig <hch@lst.de> - 2015-06-21 12:20 +0200
  [PATCH 07/15] fs/block_dev.c: skip rw_page if bdev has integrity Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
  [PATCH 13/15] libnvdimm: flag libnvdimm block devices as  non-rotational Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
  [PATCH 01/15] block: introduce an ->rw_bytes() block device  operation Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
    Re: [PATCH 01/15] block: introduce an ->rw_bytes() block device operation Dan Williams <dan.j.williams@intel.com> - 2015-06-18 21:30 +0200
  [PATCH 09/15] libnvdimm, blk: add support for blk integrity Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
  [PATCH 15/15] libnvdimm, nfit: handle acpi_nfit_memory_map flags Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:00 +0200
  [PATCH 11/15] libnvdimm: pmem, blk, and btt make_request cleanups Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:10 +0200
    Re: [PATCH 11/15] libnvdimm: pmem, blk, and btt make_request  cleanups Christoph Hellwig <hch@lst.de> - 2015-06-21 12:20 +0200
  [PATCH 08/15] libnvdimm, btt: add support for blk integrity Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:10 +0200
  [PATCH 02/15] libnvdimm: infrastructure for btt devices Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:10 +0200
  [PATCH 10/15] libnvdimm: fix up max_hw_sectors Dan Williams <dan.j.williams@intel.com> - 2015-06-18 02:10 +0200
    Re: [PATCH 10/15] libnvdimm: fix up max_hw_sectors Christoph Hellwig <hch@lst.de> - 2015-06-21 12:10 +0200
  Re: [PATCH 03/15] nd_btt: atomic sector updates Christoph Hellwig <hch@lst.de> - 2015-06-21 12:10 +0200
    Re: [PATCH 03/15] nd_btt: atomic sector updates Dan Williams <dan.j.williams@intel.com> - 2015-06-21 18:40 +0200
  Re: [PATCH 04/15] libnvdimm, nfit, nd_blk: driver for BLK-mode  access persistent memory Christoph Hellwig <hch@lst.de> - 2015-06-21 12:10 +0200
    Re: [PATCH 04/15] libnvdimm, nfit, nd_blk: driver for BLK-mode access  persistent memory Dan Williams <dan.j.williams@intel.com> - 2015-06-21 16:50 +0200

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