Messages in this thread | | | Date | Fri, 6 Aug 2021 20:13:31 +0800 | From | kernel test robot <> | Subject | [asahilinux:nvme/dev 17/17] drivers/nvme/host/pci.c:329:19: sparse: sparse: incorrect type in assignment (different base types) |
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tree: https://github.com/AsahiLinux/linux nvme/dev head: 70ce58861f9029c98ddcfb26787a58bbac183cc2 commit: 70ce58861f9029c98ddcfb26787a58bbac183cc2 [17/17] WIP: apple NVMe config: x86_64-rhel-8.3-kselftests (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty # https://github.com/AsahiLinux/linux/commit/70ce58861f9029c98ddcfb26787a58bbac183cc2 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux nvme/dev git checkout 70ce58861f9029c98ddcfb26787a58bbac183cc2 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> drivers/nvme/host/pci.c:329:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] prp1 @@ got restricted __le64 [usertype] prp1 @@ drivers/nvme/host/pci.c:329:19: sparse: expected unsigned long long [usertype] prp1 drivers/nvme/host/pci.c:329:19: sparse: got restricted __le64 [usertype] prp1 >> drivers/nvme/host/pci.c:330:19: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] prp2 @@ got restricted __le64 [usertype] prp2 @@ drivers/nvme/host/pci.c:330:19: sparse: expected unsigned long long [usertype] prp2 drivers/nvme/host/pci.c:330:19: sparse: got restricted __le64 [usertype] prp2 >> drivers/nvme/host/pci.c:331:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] length @@ got restricted __le16 [usertype] length @@ drivers/nvme/host/pci.c:331:21: sparse: expected unsigned int [usertype] length drivers/nvme/host/pci.c:331:21: sparse: got restricted __le16 [usertype] length
vim +329 drivers/nvme/host/pci.c
318 319 static void nvme_apple_submit_cmd(struct nvme_queue *nvmeq, 320 struct nvme_command *cmd) 321 { 322 u32 tag = cmd->common.command_id; 323 struct apple_nvmmu_tcb *tcb; 324 325 tcb = nvmeq->ans2_tcb_ptr + tag * sizeof(struct apple_nvmmu_tcb); 326 memset(tcb, 0, sizeof(*tcb)); 327 328 tcb->opcode = cmd->common.opcode; > 329 tcb->prp1 = cmd->common.dptr.prp1; > 330 tcb->prp2 = cmd->common.dptr.prp2; > 331 tcb->length = cmd->rw.length; 332 tcb->command_id = tag; 333 334 if (nvme_is_write(cmd)) 335 tcb->dma_flags = APPLE_ANS2_TCB_DMA_TO_DEVICE; 336 else 337 tcb->dma_flags = APPLE_ANS2_TCB_DMA_FROM_DEVICE; 338 339 memcpy(nvmeq->sq_cmds + (tag << nvmeq->sqes), cmd, sizeof(*cmd)); 340 writel(tag, nvmeq->ans2_q_db); 341 } 342
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