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1c467e2595
linux/drivers/nvme/host
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Daniel Wagner 1c467e2595 nvme-rdma: handle number of queue changes 
On reconnect, the number of queues might have changed.

In the case where we have more queues available than previously we try
to access queues which are not initialized yet.

The other case where we have less queues than previously, the
connection attempt will fail because the target doesn't support the
old number of queues and we end up in a reconnect loop.

Thus, only start queues which are currently present in the tagset
limited by the number of available queues. Then we update the tagset
and we can start any new queue.

Signed-off-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2022-09-19 17:55:21 +02:00
..
apple.c nvme-apple: stop casting function pointer signatures 2022-08-02 17:22:51 -06:00
auth.c nvme-auth: Diffie-Hellman key exchange support 2022-08-02 17:14:49 -06:00
constants.c nvme-pci: print the command name of aborted commands 2022-08-02 17:22:48 -06:00
core.c nvme: move from strlcpy with unused retval to strscpy 2022-09-19 11:33:53 +02:00
fabrics.c nvme: move from strlcpy with unused retval to strscpy 2022-09-19 11:33:53 +02:00
fabrics.h nvme: implement In-Band authentication 2022-08-02 17:14:49 -06:00
fault_inject.c block: remove the ->rq_disk field in struct request 2021-11-29 06:41:29 -07:00
fc.c block: Change the return type of blk_mq_map_queues() into void 2022-08-22 10:07:53 -06:00
fc.h nvme-fc: Update header and host for common definitions for LS handling 2020-05-09 16:18:33 -06:00
hwmon.c nvme-hwmon: Return error code when registration fails 2021-03-05 13:41:03 +01:00
ioctl.c nvme/host: Use the enum req_op and blk_opf_t types 2022-07-14 12:14:32 -06:00
Kconfig nvme-auth: Diffie-Hellman key exchange support 2022-08-02 17:14:49 -06:00
Makefile nvme: don't always build constants.o 2022-08-02 17:22:48 -06:00
multipath.c block: change the blk_queue_split calling convention 2022-08-02 17:22:53 -06:00
nvme.h dma-mapping updates 2022-08-06 10:56:45 -07:00
pci.c block: Change the return type of blk_mq_map_queues() into void 2022-08-22 10:07:53 -06:00
rdma.c nvme-rdma: handle number of queue changes 2022-09-19 17:55:21 +02:00
tcp.c nvme-tcp: handle number of queue changes 2022-09-19 17:55:19 +02:00
trace.c nvme: implement In-Band authentication 2022-08-02 17:14:49 -06:00
trace.h nvme: use command_id instead of req->tag in trace_nvme_complete_rq() 2022-08-02 17:22:46 -06:00
zns.c block: pass a gendisk to blk_queue_max_open_zones and blk_queue_max_active_zones 2022-07-06 06:46:26 -06:00