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3 Commits

Author SHA1 Message Date
Sagi Grimberg
e42b3867de blk-mq-rdma: pass in queue map to blk_mq_rdma_map_queues 
Will be used by nvme-rdma for queue map separation support.

Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
 2018-12-13 09:59:08 +01:00
Jens Axboe
ed76e329d7 blk-mq: abstract out queue map 
This is in preparation for allowing multiple sets of maps per
queue, if so desired.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
 2018-11-07 13:44:59 -07:00
Sagi Grimberg
24c5dc6610 block: Add rdma affinity based queue mapping helper 
Like pci and virtio, we add a rdma helper for affinity
spreading. This achieves optimal mq affinity assignments
according to the underlying rdma device affinity maps.

Reviewed-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Doug Ledford <dledford@redhat.com>
 2017-08-08 14:58:03 -04:00