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Searched refs:nr_io_queues (Results 1 – 8 of 8) sorted by relevance

/Linux-v5.15/drivers/nvme/target/
Dloop.c309 unsigned int nr_io_queues; in nvme_loop_init_io_queues() local
312 nr_io_queues = min(opts->nr_io_queues, num_online_cpus()); in nvme_loop_init_io_queues()
313 ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues); in nvme_loop_init_io_queues()
314 if (ret || !nr_io_queues) in nvme_loop_init_io_queues()
317 dev_info(ctrl->ctrl.device, "creating %d I/O queues.\n", nr_io_queues); in nvme_loop_init_io_queues()
319 for (i = 1; i <= nr_io_queues; i++) { in nvme_loop_init_io_queues()
612 ctrl->queues = kcalloc(opts->nr_io_queues + 1, sizeof(*ctrl->queues), in nvme_loop_create_ctrl()
629 if (opts->nr_io_queues) { in nvme_loop_create_ctrl()
/Linux-v5.15/drivers/nvme/host/
Dtcp.c1735 unsigned int nr_io_queues; in nvme_tcp_nr_io_queues() local
1737 nr_io_queues = min(ctrl->opts->nr_io_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1738 nr_io_queues += min(ctrl->opts->nr_write_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1739 nr_io_queues += min(ctrl->opts->nr_poll_queues, num_online_cpus()); in nvme_tcp_nr_io_queues()
1741 return nr_io_queues; in nvme_tcp_nr_io_queues()
1745 unsigned int nr_io_queues) in nvme_tcp_set_io_queues() argument
1750 if (opts->nr_write_queues && opts->nr_io_queues < nr_io_queues) { in nvme_tcp_set_io_queues()
1756 ctrl->io_queues[HCTX_TYPE_READ] = opts->nr_io_queues; in nvme_tcp_set_io_queues()
1757 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_tcp_set_io_queues()
1759 min(opts->nr_write_queues, nr_io_queues); in nvme_tcp_set_io_queues()
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Drdma.c723 unsigned int nr_io_queues, nr_default_queues; in nvme_rdma_alloc_io_queues() local
728 min(opts->nr_io_queues, num_online_cpus())); in nvme_rdma_alloc_io_queues()
732 nr_io_queues = nr_read_queues + nr_default_queues + nr_poll_queues; in nvme_rdma_alloc_io_queues()
734 ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues); in nvme_rdma_alloc_io_queues()
738 if (nr_io_queues == 0) { in nvme_rdma_alloc_io_queues()
744 ctrl->ctrl.queue_count = nr_io_queues + 1; in nvme_rdma_alloc_io_queues()
746 "creating %d I/O queues.\n", nr_io_queues); in nvme_rdma_alloc_io_queues()
748 if (opts->nr_write_queues && nr_read_queues < nr_io_queues) { in nvme_rdma_alloc_io_queues()
755 nr_io_queues -= ctrl->io_queues[HCTX_TYPE_READ]; in nvme_rdma_alloc_io_queues()
757 min(nr_default_queues, nr_io_queues); in nvme_rdma_alloc_io_queues()
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Dpci.c1441 static int nvme_cmb_qdepth(struct nvme_dev *dev, int nr_io_queues, in nvme_cmb_qdepth() argument
1448 if (q_size_aligned * nr_io_queues > dev->cmb_size) { in nvme_cmb_qdepth()
1449 u64 mem_per_q = div_u64(dev->cmb_size, nr_io_queues); in nvme_cmb_qdepth()
1696 static unsigned long db_bar_size(struct nvme_dev *dev, unsigned nr_io_queues) in db_bar_size() argument
1698 return NVME_REG_DBS + ((nr_io_queues + 1) * 8 * dev->db_stride); in db_bar_size()
2193 static int nvme_setup_irqs(struct nvme_dev *dev, unsigned int nr_io_queues) in nvme_setup_irqs() argument
2207 poll_queues = min(dev->nr_poll_queues, nr_io_queues - 1); in nvme_setup_irqs()
2224 irq_queues += (nr_io_queues - poll_queues); in nvme_setup_irqs()
2250 unsigned int nr_io_queues; in nvme_setup_io_queues() local
2261 nr_io_queues = dev->nr_allocated_queues - 1; in nvme_setup_io_queues()
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Dfabrics.h116 unsigned int nr_io_queues; member
Dfc.c2858 unsigned int nr_io_queues; in nvme_fc_create_io_queues() local
2861 nr_io_queues = min(min(opts->nr_io_queues, num_online_cpus()), in nvme_fc_create_io_queues()
2863 ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues); in nvme_fc_create_io_queues()
2870 ctrl->ctrl.queue_count = nr_io_queues + 1; in nvme_fc_create_io_queues()
2871 if (!nr_io_queues) in nvme_fc_create_io_queues()
2932 unsigned int nr_io_queues; in nvme_fc_recreate_io_queues() local
2935 nr_io_queues = min(min(opts->nr_io_queues, num_online_cpus()), in nvme_fc_recreate_io_queues()
2937 ret = nvme_set_queue_count(&ctrl->ctrl, &nr_io_queues); in nvme_fc_recreate_io_queues()
2944 if (!nr_io_queues && prior_ioq_cnt) { in nvme_fc_recreate_io_queues()
2951 ctrl->ctrl.queue_count = nr_io_queues + 1; in nvme_fc_recreate_io_queues()
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Dfabrics.c566 opts->nr_io_queues = num_online_cpus(); in nvmf_parse_options()
662 opts->nr_io_queues = min_t(unsigned int, in nvmf_parse_options()
835 opts->nr_io_queues = 0; in nvmf_parse_options()
Dcore.c1523 int status, nr_io_queues; in nvme_set_queue_count() local
1539 nr_io_queues = min(result & 0xffff, result >> 16) + 1; in nvme_set_queue_count()
1540 *count = min(*count, nr_io_queues); in nvme_set_queue_count()