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nvme: Allocate queues for all possible CPUs

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Unlike most drіvers that simply pass the maximum possible vectors to
pci_alloc_irq_vectors NVMe needs to configure the device before allocting
the vectors, so it needs a manual update for the new scheme of using
all present CPUs.

Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Jens Axboe <[email protected]>
Cc: Keith Busch <[email protected]>
Cc: [email protected]
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Christoph Hellwig 2017-06-26 12:20:58 +02:00 • committed by Thomas Gleixner
commit 425a17cbff
1 changed files with 1 additions and 1 deletions
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2
drivers/nvme/host/pci.c
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@ -1525,7 +1525,7 @@ static int nvme_setup_io_queues(struct nvme_dev *dev)
struct pci_dev *pdev = to_pci_dev(dev->dev);
int result, nr_io_queues, size;
nr_io_queues = num_online_cpus();
nr_io_queues = num_present_cpus();
result = nvme_set_queue_count(&dev->ctrl, &nr_io_queues);
if (result < 0)
return result;