Commit fe8714b0 authored by Keith Busch's avatar Keith Busch Committed by Christoph Hellwig
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nvme-multipath: set queue dma alignment to 3 



NVMe spec requires all transports support dword aligned addresses, which
is already set in the namespace request_queue. Set the same limit in the
multipath device's request_queue as well.

Signed-off-by: default avatarKeith Busch <kbusch@kernel.org>
Reviewed-by: default avatarSagi Grimberg <sagi@grimberg.me>
Reviewed-by: default avatarChaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 83e1226b

drivers/nvme/host/multipath.c

+1 −0
Original line number Diff line number Diff line
@@ -516,6 +516,7 @@ int nvme_mpath_alloc_disk(struct nvme_ctrl *ctrl, struct nvme_ns_head *head) 
	/* set to a default value of 512 until the disk is validated */

	blk_queue_logical_block_size(head->disk->queue, 512);

	blk_set_stacking_limits(&head->disk->queue->limits);

	blk_queue_dma_alignment(head->disk->queue, 3);



	/* we need to propagate up the VMC settings */

	if (ctrl->vwc & NVME_CTRL_VWC_PRESENT)