Merge tag 'nvme-6.4-2023-04-14' of git://git.infradead.org/nvme into for-6.4/block

Pull NVMe updates from Christoph:

"nvme updates for Linux 6.4

 - drop redundant pci_enable_pcie_error_reporting (Bjorn Helgaas)
 - validate nvmet module parameters (Chaitanya Kulkarni)
 - fence TCP socket on receive error (Chris Leech)
 - fix async event trace event (Keith Busch)
 - minor cleanups (Chaitanya Kulkarni, zhenwei pi)
 - fix and cleanup nvmet Identify handling (Damien Le Moal,
   Christoph Hellwig)
 - fix double blk_mq_complete_request race in the timeout handler
   (Lei Yin)
 - fix irq locking in nvme-fcloop (Ming Lei)
 - remove queue mapping helper for rdma devices (Sagi Grimberg)"

* tag 'nvme-6.4-2023-04-14' of git://git.infradead.org/nvme:
  nvme-fcloop: fix "inconsistent {IN-HARDIRQ-W} -> {HARDIRQ-ON-W} usage"
  blk-mq-rdma: remove queue mapping helper for rdma devices
  nvme-rdma: minor cleanup in nvme_rdma_create_cq()
  nvme: fix double blk_mq_complete_request for timeout request with low probability
  nvme: fix async event trace event
  nvme-apple: return directly instead of else
  nvme-apple: return directly instead of else
  nvmet-tcp: validate idle poll modparam value
  nvmet-tcp: validate so_priority modparam value
  nvme-tcp: fence TCP socket on receive error
  nvmet: remove nvmet_req_cns_error_complete
  nvmet: rename nvmet_execute_identify_cns_cs_ns
  nvmet: fix Identify Identification Descriptor List handling
  nvmet: cleanup nvmet_execute_identify()
  nvmet: fix I/O Command Set specific Identify Controller
  nvmet: fix Identify Active Namespace ID list handling
  nvmet: fix Identify Controller handling
  nvmet: fix Identify Namespace handling
  nvmet: fix error handling in nvmet_execute_identify_cns_cs_ns()
  nvme-pci: drop redundant pci_enable_pcie_error_reporting()

block/Kconfig

@@ -215,11 +215,6 @@ config BLK_MQ_VIRTIO
 	depends on VIRTIO
 	default y
 
-config BLK_MQ_RDMA
-	bool
-	depends on INFINIBAND
-	default y
-
 config BLK_PM
 	def_bool PM
 

block/Makefile

@@ -30,7 +30,6 @@ obj-$(CONFIG_BLK_DEV_INTEGRITY) += bio-integrity.o blk-integrity.o
 obj-$(CONFIG_BLK_DEV_INTEGRITY_T10)	+= t10-pi.o
 obj-$(CONFIG_BLK_MQ_PCI)	+= blk-mq-pci.o
 obj-$(CONFIG_BLK_MQ_VIRTIO)	+= blk-mq-virtio.o
-obj-$(CONFIG_BLK_MQ_RDMA)	+= blk-mq-rdma.o
 obj-$(CONFIG_BLK_DEV_ZONED)	+= blk-zoned.o
 obj-$(CONFIG_BLK_WBT)		+= blk-wbt.o
 obj-$(CONFIG_BLK_DEBUG_FS)	+= blk-mq-debugfs.o

block/blk-mq-rdma.c

@@ -1,44 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (c) 2017 Sagi Grimberg.
- */
-#include <linux/blk-mq.h>
-#include <linux/blk-mq-rdma.h>
-#include <rdma/ib_verbs.h>
-
-/**
- * blk_mq_rdma_map_queues - provide a default queue mapping for rdma device
- * @map:	CPU to hardware queue map.
- * @dev:	rdma device to provide a mapping for.
- * @first_vec:	first interrupt vectors to use for queues (usually 0)
- *
- * This function assumes the rdma device @dev has at least as many available
- * interrupt vetors as @set has queues.  It will then query it's affinity mask
- * and built queue mapping that maps a queue to the CPUs that have irq affinity
- * for the corresponding vector.
- *
- * In case either the driver passed a @dev with less vectors than
- * @set->nr_hw_queues, or @dev does not provide an affinity mask for a
- * vector, we fallback to the naive mapping.
- */
-void 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 < map->nr_queues; queue++) {
-		mask = ib_get_vector_affinity(dev, first_vec + queue);
-		if (!mask)
-			goto fallback;
-
-		for_each_cpu(cpu, mask)
-			map->mq_map[cpu] = map->queue_offset + queue;
-	}
-
-	return;
-
-fallback:
-	blk_mq_map_queues(map);
-}
-EXPORT_SYMBOL_GPL(blk_mq_rdma_map_queues);