1:21 p.m.
tree: git://git.infradead.org/users/hch/misc.git swiotlb-init-cleanup
head: b0a4b60e2b05556a265441d07464d016e160ed50
commit: 12f2fe176ef701bc27dd2bf8061a5f178b547024 [8/11] x86: remove the IOMMU table
infrastructure
config: x86_64-randconfig-s022-20220214
(https://download.01.org/0day-ci/archive/20220215/202202151022.TpMkEJ18-lk...)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-dirty
git remote add hch-misc git://git.infradead.org/users/hch/misc.git
git fetch --no-tags hch-misc swiotlb-init-cleanup
git checkout 12f2fe176ef701bc27dd2bf8061a5f178b547024
# save the config file to linux build tree
mkdir build_dir
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir
ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
> drivers/iommu/intel/dmar.c:915:13: error: redefinition of
'detect_intel_iommu'
915 | void __init detect_intel_iommu(void)
| ^~~~~~~~~~~~~~~~~~
In file included from drivers/iommu/intel/dmar.c:20:
include/linux/dmar.h:127:20: note: previous definition of 'detect_intel_iommu'
was here
127 | static inline void detect_intel_iommu(void)
| ^~~~~~~~~~~~~~~~~~
vim +/detect_intel_iommu +915 drivers/iommu/intel/dmar.c
914
915 void __init detect_intel_iommu(void)
916 {
917 int ret;
918 struct dmar_res_callback validate_drhd_cb = {
919 .cb[ACPI_DMAR_TYPE_HARDWARE_UNIT] = &dmar_validate_one_drhd,
920 .ignore_unhandled = true,
921 };
922
923 down_write(&dmar_global_lock);
924 ret = dmar_table_detect();
925 if (!ret)
926 ret = dmar_walk_dmar_table((struct acpi_table_dmar *)dmar_tbl,
927 &validate_drhd_cb);
928 if (!ret && !no_iommu && !iommu_detected &&
929 (!dmar_disabled || dmar_platform_optin())) {
930 iommu_detected = 1;
931 /* Make sure ACS will be enabled */
932 pci_request_acs();
933 }
934
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org