[PATCH V12 07/10] arm64/perf: Add PERF_ATTACH_TASK_DATA to events with has_branch_stack()
kernel test robot
lkp at intel.com
Thu Jun 15 19:38:18 PDT 2023
Hi Anshuman,
kernel test robot noticed the following build errors:
[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on tip/perf/core acme/perf/core linus/master v6.4-rc6 next-20230615]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Anshuman-Khandual/drivers-perf-arm_pmu-Add-new-sched_task-callback/20230615-223352
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
patch link: https://lore.kernel.org/r/20230615133239.442736-8-anshuman.khandual%40arm.com
patch subject: [PATCH V12 07/10] arm64/perf: Add PERF_ATTACH_TASK_DATA to events with has_branch_stack()
config: arm-randconfig-r004-20230615 (https://download.01.org/0day-ci/archive/20230616/202306161016.jJeqG6mc-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build):
mkdir -p ~/bin
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
git fetch arm64 for-next/core
git checkout arm64/for-next/core
b4 shazam https://lore.kernel.org/r/20230615133239.442736-8-anshuman.khandual@arm.com
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=arm olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/perf/
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306161016.jJeqG6mc-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/perf/arm_pmuv3.c:148:45: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
148 | [C(DTLB)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:134:44: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR'
134 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x004F
| ^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
140 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:43:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
43 | [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
| ^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:35:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
35 | #define CACHE_OP_UNSUPPORTED 0xFFFF
| ^~~~~~
drivers/perf/arm_pmuv3.c:149:42: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
149 | [C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:131:50: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD'
131 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x004C
| ^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
140 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:43:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
43 | [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
| ^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:35:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
35 | #define CACHE_OP_UNSUPPORTED 0xFFFF
| ^~~~~~
drivers/perf/arm_pmuv3.c:150:43: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
150 | [C(DTLB)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:132:50: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR'
132 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x004D
| ^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
140 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:43:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
43 | [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
| ^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:35:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
35 | #define CACHE_OP_UNSUPPORTED 0xFFFF
| ^~~~~~
drivers/perf/arm_pmuv3.c:152:44: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
152 | [C(NODE)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:148:46: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD'
148 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x0060
| ^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
140 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:43:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
43 | [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
| ^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:35:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
35 | #define CACHE_OP_UNSUPPORTED 0xFFFF
| ^~~~~~
drivers/perf/arm_pmuv3.c:153:45: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
153 | [C(NODE)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:149:46: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR'
149 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x0061
| ^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
140 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:43:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
43 | [0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
| ^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:35:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
35 | #define CACHE_OP_UNSUPPORTED 0xFFFF
| ^~~~~~
drivers/perf/arm_pmuv3.c:714:3: error: call to undeclared function 'armv8pmu_branch_enable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
714 | armv8pmu_branch_enable(event);
| ^
drivers/perf/arm_pmuv3.c:720:3: error: call to undeclared function 'armv8pmu_branch_disable'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
720 | armv8pmu_branch_disable(event);
| ^
drivers/perf/arm_pmuv3.c:805:4: error: call to undeclared function 'armv8pmu_branch_read'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
805 | armv8pmu_branch_read(cpuc, event);
| ^
drivers/perf/arm_pmuv3.c:805:4: note: did you mean 'armv8pmu_pmcr_read'?
drivers/perf/arm_pmuv3.c:430:19: note: 'armv8pmu_pmcr_read' declared here
430 | static inline u32 armv8pmu_pmcr_read(void)
| ^
drivers/perf/arm_pmuv3.c:912:3: error: call to undeclared function 'armv8pmu_branch_reset'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
912 | armv8pmu_branch_reset();
| ^
drivers/perf/arm_pmuv3.c:987:3: error: call to undeclared function 'armv8pmu_branch_reset'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
987 | armv8pmu_branch_reset();
| ^
drivers/perf/arm_pmuv3.c:1026:8: error: call to undeclared function 'armv8pmu_branch_attr_valid'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1026 | if (!armv8pmu_branch_attr_valid(event))
| ^
drivers/perf/arm_pmuv3.c:1148:2: error: call to undeclared function 'armv8pmu_branch_probe'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1148 | armv8pmu_branch_probe(cpu_pmu);
| ^
>> drivers/perf/arm_pmuv3.c:1195:9: error: call to undeclared function 'armv8pmu_task_ctx_cache_alloc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1195 | ret = armv8pmu_task_ctx_cache_alloc(cpu_pmu);
| ^
>> drivers/perf/arm_pmuv3.c:1201:4: error: call to undeclared function 'armv8pmu_task_ctx_cache_free'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1201 | armv8pmu_task_ctx_cache_free(cpu_pmu);
| ^
55 warnings and 9 errors generated.
vim +/armv8pmu_task_ctx_cache_alloc +1195 drivers/perf/arm_pmuv3.c
1176
1177 static int armv8pmu_probe_pmu(struct arm_pmu *cpu_pmu)
1178 {
1179 struct armv8pmu_probe_info probe = {
1180 .pmu = cpu_pmu,
1181 .present = false,
1182 };
1183 int ret;
1184
1185 ret = smp_call_function_any(&cpu_pmu->supported_cpus,
1186 __armv8pmu_probe_pmu,
1187 &probe, 1);
1188 if (ret)
1189 return ret;
1190
1191 if (!probe.present)
1192 return -ENODEV;
1193
1194 if (cpu_pmu->has_branch_stack) {
> 1195 ret = armv8pmu_task_ctx_cache_alloc(cpu_pmu);
1196 if (ret)
1197 return ret;
1198
1199 ret = branch_records_alloc(cpu_pmu);
1200 if (ret) {
> 1201 armv8pmu_task_ctx_cache_free(cpu_pmu);
1202 return ret;
1203 }
1204 }
1205 return 0;
1206 }
1207
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