[PATCH V2 0/8] nvme-core: trivial cleanups

Chaitanya Kulkarni kch at nvidia.com
Sun Mar 26 23:04:10 PDT 2023


Hi,

Small code cleanups for nvme-core and the last patch has fixing really
long argument list of __nvme_submit_sync_cmd().

Please have a closer look at patch 3 and 8. There are no functional
changes in any of these patches.

V2 is passing the blktests, see log below.

-ck

v1->v2:

1. Update Reviewed-by tags (Sagi)
2. Revne struct nvme_submit_cmd_data to nvme_submit_cmd_args. (Sagi)
3. Remove patch #1 (Sagi)

Chaitanya Kulkarni (8):
  nvme-core: remove unnecessary else
  nvme-core: remvoe extra line at end of function
  nvme-core: code cleanup for __nvme_check_ready()
  nvme-core: use normal pattern
  nvme-core: open code nvme_delete_ctrl_sync()
  nvme-core: cleanup for nvme_set_latency_tolerance
  nvme-core: remove unneacessary else
  nvme-core: fix nvme_submit_sync_cmd() args

 drivers/nvme/host/auth.c    |  13 +++-
 drivers/nvme/host/core.c    | 148 +++++++++++++++++++++---------------
 drivers/nvme/host/fabrics.c |  60 ++++++++++++---
 drivers/nvme/host/nvme.h    |  16 +++-
 4 files changed, 158 insertions(+), 79 deletions(-)
blktests (master) # ./check nvme; nvme_trtype=tcp ./check nvme
nvme/002 (create many subsystems and test discovery)         [passed]
    runtime  18.950s  ...  19.715s
nvme/003 (test if we're sending keep-alives to a discovery controller) [passed]
    runtime  10.099s  ...  10.095s
nvme/004 (test nvme and nvmet UUID NS descriptors)           [passed]
    runtime  1.471s  ...  1.546s
nvme/005 (reset local loopback target)                       [passed]
    runtime  6.825s  ...  6.919s
nvme/006 (create an NVMeOF target with a block device-backed ns) [passed]
    runtime  0.068s  ...  0.074s
nvme/007 (create an NVMeOF target with a file-backed ns)     [passed]
    runtime  0.044s  ...  0.048s
nvme/008 (create an NVMeOF host with a block device-backed ns) [passed]
    runtime  1.476s  ...  1.518s
nvme/009 (create an NVMeOF host with a file-backed ns)       [passed]
    runtime  1.444s  ...  1.475s
nvme/010 (run data verification fio job on NVMeOF block device-backed ns) [passed]
    runtime  7.449s  ...  7.685s
nvme/011 (run data verification fio job on NVMeOF file-backed ns) [passed]
    runtime  60.217s  ...  78.689s
nvme/012 (run mkfs and data verification fio job on NVMeOF block device-backed ns) [passed]
    runtime    ...  12.459s
nvme/013 (run mkfs and data verification fio job on NVMeOF file-backed ns) [passed]
    runtime  104.896s  ...  79.450s
nvme/014 (flush a NVMeOF block device-backed ns)             [passed]
    runtime  10.311s  ...  9.759s
nvme/015 (unit test for NVMe flush for file backed ns)       [passed]
    runtime  9.617s  ...  8.870s
nvme/016 (create/delete many NVMeOF block device-backed ns and test discovery) [passed]
    runtime  13.747s  ...  15.775s
nvme/017 (create/delete many file-ns and test discovery)     [passed]
    runtime  14.690s  ...  13.533s
nvme/018 (unit test NVMe-oF out of range access on a file backend) [passed]
    runtime  1.524s  ...  1.490s
nvme/019 (test NVMe DSM Discard command on NVMeOF block-device ns) [passed]
    runtime  1.592s  ...  1.470s
nvme/020 (test NVMe DSM Discard command on NVMeOF file-backed ns) [passed]
    runtime  1.536s  ...  1.467s
nvme/021 (test NVMe list command on NVMeOF file-backed ns)   [passed]
    runtime  1.472s  ...  1.461s
nvme/022 (test NVMe reset command on NVMeOF file-backed ns)  [passed]
    runtime  6.758s  ...  6.827s
nvme/023 (test NVMe smart-log command on NVMeOF block-device ns) [passed]
    runtime  1.449s  ...  1.485s
nvme/024 (test NVMe smart-log command on NVMeOF file-backed ns) [passed]
    runtime  1.440s  ...  1.556s
nvme/025 (test NVMe effects-log command on NVMeOF file-backed ns) [passed]
    runtime  1.434s  ...  1.455s
nvme/026 (test NVMe ns-descs command on NVMeOF file-backed ns) [passed]
    runtime  1.429s  ...  1.460s
nvme/027 (test NVMe ns-rescan command on NVMeOF file-backed ns) [passed]
    runtime  1.446s  ...  1.461s
nvme/028 (test NVMe list-subsys command on NVMeOF file-backed ns) [passed]
    runtime  1.450s  ...  1.470s
nvme/029 (test userspace IO via nvme-cli read/write interface) [passed]
    runtime  1.589s  ...  1.709s
nvme/030 (ensure the discovery generation counter is updated appropriately) [passed]
    runtime  0.226s  ...  0.237s
nvme/031 (test deletion of NVMeOF controllers immediately after setup) [passed]
    runtime  53.920s  ...  54.157s
nvme/038 (test deletion of NVMeOF subsystem without enabling) [passed]
    runtime  0.028s  ...  0.026s
nvme/002 (create many subsystems and test discovery)         [not run]
    runtime  19.715s  ...  
    nvme_trtype=tcp is not supported in this test
nvme/003 (test if we're sending keep-alives to a discovery controller) [passed]
    runtime  10.095s  ...  10.110s
nvme/004 (test nvme and nvmet UUID NS descriptors)           [passed]
    runtime  1.546s  ...  1.158s
nvme/005 (reset local loopback target)                       [passed]
    runtime  6.919s  ...  6.211s
nvme/006 (create an NVMeOF target with a block device-backed ns) [passed]
    runtime  0.074s  ...  0.073s
nvme/007 (create an NVMeOF target with a file-backed ns)     [passed]
    runtime  0.048s  ...  0.049s
nvme/008 (create an NVMeOF host with a block device-backed ns) [passed]
    runtime  1.518s  ...  1.160s
nvme/009 (create an NVMeOF host with a file-backed ns)       [passed]
    runtime  1.475s  ...  1.152s
nvme/010 (run data verification fio job on NVMeOF block device-backed ns) [passed]
    runtime  7.685s  ...  15.872s
nvme/011 (run data verification fio job on NVMeOF file-backed ns) [passed]
    runtime  78.689s  ...  67.854s
nvme/012 (run mkfs and data verification fio job on NVMeOF block device-backed ns) [passed]
    runtime  12.459s  ...  20.635s
nvme/013 (run mkfs and data verification fio job on NVMeOF file-backed ns) [passed]
    runtime  79.450s  ...  73.919s
nvme/014 (flush a NVMeOF block device-backed ns)             [passed]
    runtime  9.759s  ...  8.695s
nvme/015 (unit test for NVMe flush for file backed ns)       [passed]
    runtime  8.870s  ...  8.553s
nvme/016 (create/delete many NVMeOF block device-backed ns and test discovery) [not run]
    runtime  15.775s  ...  
    nvme_trtype=tcp is not supported in this test
nvme/017 (create/delete many file-ns and test discovery)     [not run]
    runtime  13.533s  ...  
    nvme_trtype=tcp is not supported in this test
nvme/018 (unit test NVMe-oF out of range access on a file backend) [passed]
    runtime  1.490s  ...  1.144s
nvme/019 (test NVMe DSM Discard command on NVMeOF block-device ns) [passed]
    runtime  1.470s  ...  1.159s
nvme/020 (test NVMe DSM Discard command on NVMeOF file-backed ns) [passed]
    runtime  1.467s  ...  1.136s
nvme/021 (test NVMe list command on NVMeOF file-backed ns)   [passed]
    runtime  1.461s  ...  1.133s
nvme/022 (test NVMe reset command on NVMeOF file-backed ns)  [passed]
    runtime  6.827s  ...  6.162s
nvme/023 (test NVMe smart-log command on NVMeOF block-device ns) [passed]
    runtime  1.485s  ...  1.164s
nvme/024 (test NVMe smart-log command on NVMeOF file-backed ns) [passed]
    runtime  1.556s  ...  1.130s
nvme/025 (test NVMe effects-log command on NVMeOF file-backed ns) [passed]
    runtime  1.455s  ...  1.141s
nvme/026 (test NVMe ns-descs command on NVMeOF file-backed ns) [passed]
    runtime  1.460s  ...  1.137s
nvme/027 (test NVMe ns-rescan command on NVMeOF file-backed ns) [passed]
    runtime  1.461s  ...  1.143s
nvme/028 (test NVMe list-subsys command on NVMeOF file-backed ns) [passed]
    runtime  1.470s  ...  1.138s
nvme/029 (test userspace IO via nvme-cli read/write interface) [passed]
    runtime  1.709s  ...  1.271s
nvme/030 (ensure the discovery generation counter is updated appropriately) [passed]
    runtime  0.237s  ...  0.146s
nvme/031 (test deletion of NVMeOF controllers immediately after setup) [passed]
    runtime  54.157s  ...  50.809s
nvme/038 (test deletion of NVMeOF subsystem without enabling) [passed]
    runtime  0.026s  ...  0.029s
blktests (master) # 

-- 
2.29.0




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