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    SubjectRe: [PATCH 12/13] nvme: switch to use pci_alloc_irq_vectors
    On Mon, Jul 04, 2016 at 05:39:33PM +0900, Christoph Hellwig wrote:
    > @@ -1575,6 +1546,7 @@ static int nvme_dev_add(struct nvme_dev *dev)
    > dev->tagset.cmd_size = nvme_cmd_size(dev);
    > dev->tagset.flags = BLK_MQ_F_SHOULD_MERGE;
    > dev->tagset.driver_data = dev;
    > + dev->tagset.affinity_mask = to_pci_dev(dev->dev)->irq_affinity;
    >
    > if (blk_mq_alloc_tag_set(&dev->tagset))
    > return 0;

    Are there any post-init uses of blk_mq_tag_set::affinity_mask other than
    calling to blk_mq_alloc_tag_set()? If no, blk_mq_tag_set::affinity_mask
    is redundant, since the mask could be passed as a parameter.

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