dm: add 'dm_numa_node' module parameter

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Allows user to control which NUMA node the memory for DM device
structures (e.g. mapped_device, request_queue, gendisk, blk_mq_tag_set)
is allocated from.

Defaults to NUMA_NO_NODE (-1).  Allowable range is from -1 until the
last online NUMA node id.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>

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This commit is contained in:

Mike Snitzer 2016-02-22 12:16:21 -05:00

parent 29f929b52d

commit 115485e83f

1 changed files with 44 additions and 8 deletions

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52

drivers/md/dm.c

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