blk-mq: map queues to all present CPUs

We already do this for PCI mappings, and the higher level code now
expects that CPU on/offlining doesn't have an affect on the queue
mappings.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2017-07-18 17:04:40 +02:00 committed by Jens Axboe
parent 765e40b675
commit 76451d79bd
1 changed files with 2 additions and 2 deletions

View File

@ -17,9 +17,9 @@
static int cpu_to_queue_index(unsigned int nr_queues, const int cpu)
{
/*
* Non online CPU will be mapped to queue index 0.
* Non present CPU will be mapped to queue index 0.
*/
if (!cpu_online(cpu))
if (!cpu_present(cpu))
return 0;
return cpu % nr_queues;
}