Re: [PATCH] nvme: add command id quirk for apple controllers

From: kernel test robot
Date: Wed Sep 29 2021 - 11:18:14 EST


Hi Keith,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.15-rc3 next-20210922]
[cannot apply to hch-configfs/for-next linux-nvme/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Keith-Busch/nvme-add-command-id-quirk-for-apple-controllers/20210929-191053
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git a4e6f95a891ac08bd09d62e3e6dae239b150f4c1
config: riscv-buildonly-randconfig-r003-20210929 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dc6e8dfdfe7efecfda318d43a06fae18b40eb498)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/c62c81f7de2ecd19bd3f85afe63d0040401bce0c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Keith-Busch/nvme-add-command-id-quirk-for-apple-controllers/20210929-191053
git checkout c62c81f7de2ecd19bd3f85afe63d0040401bce0c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/nvme/host/core.c:1030:6: error: logical not is only applied to the left hand side of this bitwise operator [-Werror,-Wlogical-not-parentheses]
if (!ctrl->quirks & NVME_QUIRK_SKIP_CID_GEN)
^ ~
drivers/nvme/host/core.c:1030:6: note: add parentheses after the '!' to evaluate the bitwise operator first
if (!ctrl->quirks & NVME_QUIRK_SKIP_CID_GEN)
^
( )
drivers/nvme/host/core.c:1030:6: note: add parentheses around left hand side expression to silence this warning
if (!ctrl->quirks & NVME_QUIRK_SKIP_CID_GEN)
^
( )
1 error generated.


vim +1030 drivers/nvme/host/core.c

977
978 blk_status_t nvme_setup_cmd(struct nvme_ns *ns, struct request *req)
979 {
980 struct nvme_command *cmd = nvme_req(req)->cmd;
981 struct nvme_ctrl *ctrl = nvme_req(req)->ctrl;
982 blk_status_t ret = BLK_STS_OK;
983
984 if (!(req->rq_flags & RQF_DONTPREP)) {
985 nvme_clear_nvme_request(req);
986 memset(cmd, 0, sizeof(*cmd));
987 }
988
989 switch (req_op(req)) {
990 case REQ_OP_DRV_IN:
991 case REQ_OP_DRV_OUT:
992 /* these are setup prior to execution in nvme_init_request() */
993 break;
994 case REQ_OP_FLUSH:
995 nvme_setup_flush(ns, cmd);
996 break;
997 case REQ_OP_ZONE_RESET_ALL:
998 case REQ_OP_ZONE_RESET:
999 ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_RESET);
1000 break;
1001 case REQ_OP_ZONE_OPEN:
1002 ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_OPEN);
1003 break;
1004 case REQ_OP_ZONE_CLOSE:
1005 ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_CLOSE);
1006 break;
1007 case REQ_OP_ZONE_FINISH:
1008 ret = nvme_setup_zone_mgmt_send(ns, req, cmd, NVME_ZONE_FINISH);
1009 break;
1010 case REQ_OP_WRITE_ZEROES:
1011 ret = nvme_setup_write_zeroes(ns, req, cmd);
1012 break;
1013 case REQ_OP_DISCARD:
1014 ret = nvme_setup_discard(ns, req, cmd);
1015 break;
1016 case REQ_OP_READ:
1017 ret = nvme_setup_rw(ns, req, cmd, nvme_cmd_read);
1018 break;
1019 case REQ_OP_WRITE:
1020 ret = nvme_setup_rw(ns, req, cmd, nvme_cmd_write);
1021 break;
1022 case REQ_OP_ZONE_APPEND:
1023 ret = nvme_setup_rw(ns, req, cmd, nvme_cmd_zone_append);
1024 break;
1025 default:
1026 WARN_ON_ONCE(1);
1027 return BLK_STS_IOERR;
1028 }
1029
> 1030 if (!ctrl->quirks & NVME_QUIRK_SKIP_CID_GEN)
1031 nvme_req(req)->genctr++;
1032 cmd->common.command_id = nvme_cid(req);
1033 trace_nvme_setup_cmd(req, cmd);
1034 return ret;
1035 }
1036 EXPORT_SYMBOL_GPL(nvme_setup_cmd);
1037

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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