[kbuild-all] [robh:user-perf-event-v8 6/8] arch/arm64/kernel/perf_event.c:918:6: warning: no previous prototype for 'armv8pmu_sched_task'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git user-perf-event-v8 head: 6c21e13845aa482461c6c2bb5dfb5fa6210cf3ae commit: 587bbcc77cad781c93747a5dda66584df9326a07 [6/8] arm64: perf: Enable PMU counter userspace access for perf event config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git/commit/?id... git remote add robh https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git git fetch --no-tags robh user-perf-event-v8 git checkout 587bbcc77cad781c93747a5dda66584df9326a07 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): | ^~~~ arch/arm64/kernel/perf_event.c:143:41: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD' 143 | [C(L1D)][C(OP_READ)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:111:45: warning: initialized field overwritten [-Woverride-init] 111 | #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x41 | ^~~~ arch/arm64/kernel/perf_event.c:144:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR' 144 | [C(L1D)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:111:45: note: (near initialization for 'armv8_vulcan_perf_cache_map[0][1][0]') 111 | #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x41 | ^~~~ arch/arm64/kernel/perf_event.c:144:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR' 144 | [C(L1D)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:113:51: warning: initialized field overwritten [-Woverride-init] 113 | #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x43 | ^~~~ arch/arm64/kernel/perf_event.c:145:42: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR' 145 | [C(L1D)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:113:51: note: (near initialization for 'armv8_vulcan_perf_cache_map[0][1][1]') 113 | #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x43 | ^~~~ arch/arm64/kernel/perf_event.c:145:42: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR' 145 | [C(L1D)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:122:44: warning: initialized field overwritten [-Woverride-init] 122 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x4E | ^~~~ arch/arm64/kernel/perf_event.c:147:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD' 147 | [C(DTLB)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:122:44: note: (near initialization for 'armv8_vulcan_perf_cache_map[3][0][0]') 122 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x4E | ^~~~ arch/arm64/kernel/perf_event.c:147:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD' 147 | [C(DTLB)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:123:44: warning: initialized field overwritten [-Woverride-init] 123 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x4F | ^~~~ arch/arm64/kernel/perf_event.c:148:45: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR' 148 | [C(DTLB)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:123:44: note: (near initialization for 'armv8_vulcan_perf_cache_map[3][1][0]') 123 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x4F | ^~~~ arch/arm64/kernel/perf_event.c:148:45: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR' 148 | [C(DTLB)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:120:50: warning: initialized field overwritten [-Woverride-init] 120 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x4C | ^~~~ arch/arm64/kernel/perf_event.c:149:42: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD' 149 | [C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:120:50: note: (near initialization for 'armv8_vulcan_perf_cache_map[3][0][1]') 120 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x4C | ^~~~ arch/arm64/kernel/perf_event.c:149:42: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD' 149 | [C(DTLB)][C(OP_READ)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:121:50: warning: initialized field overwritten [-Woverride-init] 121 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x4D | ^~~~ arch/arm64/kernel/perf_event.c:150:43: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR' 150 | [C(DTLB)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:121:50: note: (near initialization for 'armv8_vulcan_perf_cache_map[3][1][1]') 121 | #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x4D | ^~~~ arch/arm64/kernel/perf_event.c:150:43: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR' 150 | [C(DTLB)][C(OP_WRITE)][C(RESULT_MISS)] = ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:137:46: warning: initialized field overwritten [-Woverride-init] 137 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x60 | ^~~~ arch/arm64/kernel/perf_event.c:152:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD' 152 | [C(NODE)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:137:46: note: (near initialization for 'armv8_vulcan_perf_cache_map[6][0][0]') 137 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x60 | ^~~~ arch/arm64/kernel/perf_event.c:152:44: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD' 152 | [C(NODE)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:138:46: warning: initialized field overwritten [-Woverride-init] 138 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x61 | ^~~~ arch/arm64/kernel/perf_event.c:153:45: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR' 153 | [C(NODE)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/include/asm/perf_event.h:138:46: note: (near initialization for 'armv8_vulcan_perf_cache_map[6][1][0]') 138 | #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x61 | ^~~~ arch/arm64/kernel/perf_event.c:153:45: note: in expansion of macro 'ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR' 153 | [C(NODE)][C(OP_WRITE)][C(RESULT_ACCESS)] = ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 918 | void armv8pmu_sched_task(struct perf_event_context *ctx, bool sched_in) | ^~~~~~~~~~~~~~~~~~~ arch/arm64/kernel/perf_event.c: In function 'armv8pmu_sched_task': arch/arm64/kernel/perf_event.c:920:38: error: 'struct arm_pmu' has no member named 'attr_rdpmc' 920 | if (sched_in && to_arm_pmu(ctx->pmu)->attr_rdpmc && atomic_read(&ctx->nr_user)) | ^~ vim +/armv8pmu_sched_task +918 arch/arm64/kernel/perf_event.c 917 919 { 920 if (sched_in && to_arm_pmu(ctx->pmu)->attr_rdpmc && atomic_read(&ctx->nr_user)) 921 armv8pmu_enable_user_access(); 922 else 923 armv8pmu_disable_user_access(); 924 } 925 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org