* [robh:for-arm-ci 1/1] drivers/perf/arm_pmuv3.c:773:6: error: implicit declaration of function 'is_pmuv3p9' is invalid in C99
@ 2024-10-02 8:20 kernel test robot
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From: kernel test robot @ 2024-10-02 8:20 UTC (permalink / raw)
To: Rob Herring (Arm); +Cc: llvm, oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-arm-ci
head: 55ba96936d039e7d6fb525e96b4f2780fe60e71a
commit: 55ba96936d039e7d6fb525e96b4f2780fe60e71a [1/1] perf/arm_pmuv3: Add support for PMUv3.9 per counter EL0 access control
config: arm-randconfig-003-20241002 (https://download.01.org/0day-ci/archive/20241002/202410021603.39xH8Msj-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241002/202410021603.39xH8Msj-lkp@intel.com/reproduce)
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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410021603.39xH8Msj-lkp@intel.com/
All errors (new ones prefixed by >>):
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:147:44: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(DTLB)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:134:44: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD'
#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x004E
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:148:45: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(DTLB)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:135:44: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR'
#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x004F
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:149:42: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:132:50: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD'
#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x004C
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:150:43: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(DTLB)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:133:50: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR'
#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x004D
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:152:44: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(NODE)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:149:46: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD'
#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x0060
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
drivers/perf/arm_pmuv3.c:153:45: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
[C(NODE)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmuv3.h:150:46: note: expanded from macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR'
#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x0061
^~~~~~
drivers/perf/arm_pmuv3.c:140:2: note: previous initialization is here
PERF_CACHE_MAP_ALL_UNSUPPORTED,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:49:31: note: expanded from macro 'PERF_CACHE_MAP_ALL_UNSUPPORTED'
[0 ... C(RESULT_MAX) - 1] = CACHE_OP_UNSUPPORTED, \
^~~~~~~~~~~~~~~~~~~~
include/linux/perf/arm_pmu.h:41:31: note: expanded from macro 'CACHE_OP_UNSUPPORTED'
#define CACHE_OP_UNSUPPORTED 0xFFFF
^~~~~~
>> drivers/perf/arm_pmuv3.c:773:6: error: implicit declaration of function 'is_pmuv3p9' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
if (is_pmuv3p9(cpu_pmu->pmuver)) {
^
>> drivers/perf/arm_pmuv3.c:779:3: error: implicit declaration of function 'write_pmuacr' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
write_pmuacr(mask);
^
drivers/perf/arm_pmuv3.c:779:3: note: did you mean 'write_pmcr'?
arch/arm/include/asm/arm_pmuv3.h:136:20: note: 'write_pmcr' declared here
static inline void write_pmcr(u32 val)
^
55 warnings and 2 errors generated.
vim +/is_pmuv3p9 +773 drivers/perf/arm_pmuv3.c
767
768 static void armv8pmu_enable_user_access(struct arm_pmu *cpu_pmu)
769 {
770 int i;
771 struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
772
> 773 if (is_pmuv3p9(cpu_pmu->pmuver)) {
774 u64 mask = 0;
775 for_each_set_bit(i, cpuc->used_mask, ARMPMU_MAX_HWEVENTS) {
776 if (armv8pmu_event_has_user_read(cpuc->events[i]))
777 mask |= BIT(i);
778 }
> 779 write_pmuacr(mask);
780 } else {
781 /* Clear any unused counters to avoid leaking their contents */
782 for_each_andnot_bit(i, cpu_pmu->cntr_mask, cpuc->used_mask,
783 ARMPMU_MAX_HWEVENTS) {
784 if (i == ARMV8_PMU_CYCLE_IDX)
785 write_pmccntr(0);
786 else if (i == ARMV8_PMU_INSTR_IDX)
787 write_pmicntr(0);
788 else
789 armv8pmu_write_evcntr(i, 0);
790 }
791 }
792
793 update_pmuserenr(ARMV8_PMU_USERENR_ER | ARMV8_PMU_USERENR_CR | ARMV8_PMU_USERENR_UEN);
794 }
795
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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