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Commit e42b3867 authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Christoph Hellwig
Browse files

blk-mq-rdma: pass in queue map to blk_mq_rdma_map_queues



Will be used by nvme-rdma for queue map separation support.

Signed-off-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 23454d59
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+4 −4
Original line number Diff line number Diff line
@@ -29,24 +29,24 @@
 * @set->nr_hw_queues, or @dev does not provide an affinity mask for a
 * vector, we fallback to the naive mapping.
 */
int blk_mq_rdma_map_queues(struct blk_mq_tag_set *set,
int blk_mq_rdma_map_queues(struct blk_mq_queue_map *map,
		struct ib_device *dev, int first_vec)
{
	const struct cpumask *mask;
	unsigned int queue, cpu;

	for (queue = 0; queue < set->nr_hw_queues; queue++) {
	for (queue = 0; queue < map->nr_queues; queue++) {
		mask = ib_get_vector_affinity(dev, first_vec + queue);
		if (!mask)
			goto fallback;

		for_each_cpu(cpu, mask)
			set->map[0].mq_map[cpu] = queue;
			map->mq_map[cpu] = map->queue_offset + queue;
	}

	return 0;

fallback:
	return blk_mq_map_queues(&set->map[0]);
	return blk_mq_map_queues(map);
}
EXPORT_SYMBOL_GPL(blk_mq_rdma_map_queues);
+1 −1
Original line number Diff line number Diff line
@@ -1751,7 +1751,7 @@ static int nvme_rdma_map_queues(struct blk_mq_tag_set *set)
{
	struct nvme_rdma_ctrl *ctrl = set->driver_data;

	return blk_mq_rdma_map_queues(set, ctrl->device->dev, 0);
	return blk_mq_rdma_map_queues(&set->map[0], ctrl->device->dev, 0);
}

static const struct blk_mq_ops nvme_rdma_mq_ops = {
+1 −1
Original line number Diff line number Diff line
@@ -4,7 +4,7 @@
struct blk_mq_tag_set;
struct ib_device;

int blk_mq_rdma_map_queues(struct blk_mq_tag_set *set,
int blk_mq_rdma_map_queues(struct blk_mq_queue_map *map,
		struct ib_device *dev, int first_vec);

#endif /* _LINUX_BLK_MQ_RDMA_H */