Messages in this thread Patch in this message | | | From | Christoph Hellwig <> | Subject | [PATCH 6/6] nvme: allocate queues for all possible CPUs | Date | Fri, 3 Feb 2017 15:36:00 +0100 |
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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 <hch@lst.de> --- drivers/nvme/host/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 032237c7ee56..3eaafa25b4fd 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1405,7 +1405,7 @@ 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; -- 2.11.0
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