Spdk/module/bdev
Shuhei Matsumoto 3182be6d26 bdev/nvme: Fail fast I/O qpair if poll_group_process_completions() returns negated errno
If qpair is disconnected asynchronously, it takes time from detecting
transport error to actually disconnected. We should avoid using the
path as soon as possible after detecting any transport error.

Poll group clears I/O path cache if it finds transport error and avoid
using the path which had transport error.

These changes will reduce the failover time.

Signed-off-by: Shuhei Matsumoto <smatsumoto@nvidia.com>
Change-Id: I00580159a84372a115ed5e62a6ce13eed4368999
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11329
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2022-03-21 10:49:11 +00:00
..
aio bdev/aio: Correct error message when IO fails 2022-02-22 09:03:51 +00:00
compress module/bdev/compress: print a reasonable message on create error 2022-03-08 07:50:49 +00:00
crypto bdev/crypto: Add qp_desc_nr to struct vbdev_crypto 2022-03-16 08:20:03 +00:00
delay so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
error so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
ftl so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
gpt so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
iscsi so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
lvol so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
malloc accel: plumb accel flags through operations that need them 2022-03-04 21:56:54 +00:00
null bdev/null: call spdk_bdev_module_fini_done() even if not registered 2022-03-02 08:39:40 +00:00
nvme bdev/nvme: Fail fast I/O qpair if poll_group_process_completions() returns negated errno 2022-03-21 10:49:11 +00:00
ocf bdev/ocf: Improve OCF mpools 2022-03-02 08:34:39 +00:00
passthru so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
pmem so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
raid so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
rbd so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
split so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
uring so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
virtio so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
zone_block so_ver: increase all major versions 2022-01-31 15:29:56 +00:00
Makefile bdev: move bdev_rpc library contents 2020-09-25 11:43:42 +00:00