Commit 2930353f authored by Matthew Wilcox's avatar Matthew Wilcox
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NVMe: Allow queues to be allocated above 4GB 



Need to call dma_set_coherent_mask() to allow queues to be allocated
above 4GB.

Signed-off-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
parent f64d3365

drivers/block/nvme.c

+2 −1
Original line number Diff line number Diff line
@@ -1110,7 +1110,8 @@ static int __devinit nvme_probe(struct pci_dev *pdev, 
	INIT_LIST_HEAD(&dev->namespaces);

	dev->pci_dev = pdev;

	pci_set_drvdata(pdev, dev);

	dma_set_mask(&dev->pci_dev->dev, DMA_BIT_MASK(64));

	dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));

	dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));

	nvme_set_instance(dev);

	dev->entry[0].vector = pdev->irq;