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[openeuler:OLK-6.6 1613/1613] kernel/sched/psi.c:387:1: error: function definition is not allowed here
by kernel test robot 10 Dec '24

10 Dec '24

Hi Lu, First bad commit (maybe != root cause): tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 654944510822988390470cbc5b6f914c19dd9b88 [1613/1613] sched/psi: add cpu fine grained stall tracking in pressure.stat config: arm64-randconfig-001-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100613.fwDO1CD0-lkp@…) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100613.fwDO1CD0-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100613.fwDO1CD0-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/build_utility.c:24: In file included from include/linux/cpuset.h:17: In file included from include/linux/mm.h:2181: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from kernel/sched/build_utility.c:97: >> kernel/sched/psi.c:387:1: error: function definition is not allowed here 387 | { | ^ kernel/sched/psi.c:421:1: error: function definition is not allowed here 421 | { | ^ kernel/sched/psi.c:449:1: error: function definition is not allowed here 449 | { | ^ kernel/sched/psi.c:471:1: error: function definition is not allowed here 471 | { | ^ kernel/sched/psi.c:517:17: error: function definition is not allowed here 517 | bool next) {} | ^ kernel/sched/psi.c:523:1: error: function definition is not allowed here 523 | { | ^ kernel/sched/psi.c:590:1: error: function definition is not allowed here 590 | { | ^ kernel/sched/psi.c:608:1: error: function definition is not allowed here 608 | { | ^ kernel/sched/psi.c:635:1: error: function definition is not allowed here 635 | { | ^ kernel/sched/psi.c:707:1: error: function definition is not allowed here 707 | { | ^ kernel/sched/psi.c:772:1: error: function definition is not allowed here 772 | { | ^ kernel/sched/psi.c:808:1: error: function definition is not allowed here 808 | { | ^ kernel/sched/psi.c:822:1: error: function definition is not allowed here 822 | { | ^ kernel/sched/psi.c:848:1: error: function definition is not allowed here 848 | { | ^ kernel/sched/psi.c:932:1: error: function definition is not allowed here 932 | { | ^ kernel/sched/psi.c:950:1: error: function definition is not allowed here 950 | { | ^ kernel/sched/psi.c:958:1: error: function definition is not allowed here 958 | { | ^ kernel/sched/psi.c:993:1: error: function definition is not allowed here 993 | { | ^ kernel/sched/psi.c:1107:1: error: function definition is not allowed here 1107 | { | ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 5 warnings and 20 errors generated. vim +387 kernel/sched/psi.c a65983d90bfb5e Lu Jialin 2024-01-04 383 a65983d90bfb5e Lu Jialin 2024-01-04 384 static bool test_fine_grained_stat(unsigned int *stat_tasks, a65983d90bfb5e Lu Jialin 2024-01-04 385 unsigned int nr_running, a65983d90bfb5e Lu Jialin 2024-01-04 386 enum psi_stat_states state) a65983d90bfb5e Lu Jialin 2024-01-04 @387 { a65983d90bfb5e Lu Jialin 2024-01-04 388 switch (state) { a65983d90bfb5e Lu Jialin 2024-01-04 389 case PSI_MEMCG_RECLAIM_SOME: a65983d90bfb5e Lu Jialin 2024-01-04 390 return unlikely(stat_tasks[NR_MEMCG_RECLAIM]); a65983d90bfb5e Lu Jialin 2024-01-04 391 case PSI_MEMCG_RECLAIM_FULL: a65983d90bfb5e Lu Jialin 2024-01-04 392 return unlikely(stat_tasks[NR_MEMCG_RECLAIM] && a65983d90bfb5e Lu Jialin 2024-01-04 393 nr_running == stat_tasks[NR_MEMCG_RECLAIM_RUNNING]); 25d00f6853c3c6 Lu Jialin 2024-01-04 394 case PSI_GLOBAL_RECLAIM_SOME: 25d00f6853c3c6 Lu Jialin 2024-01-04 395 return unlikely(stat_tasks[NR_GLOBAL_RECLAIM]); 25d00f6853c3c6 Lu Jialin 2024-01-04 396 case PSI_GLOBAL_RECLAIM_FULL: 25d00f6853c3c6 Lu Jialin 2024-01-04 397 return unlikely(stat_tasks[NR_GLOBAL_RECLAIM] && 25d00f6853c3c6 Lu Jialin 2024-01-04 398 nr_running == stat_tasks[NR_GLOBAL_RECLAIM_RUNNING]); 25d00f6853c3c6 Lu Jialin 2024-01-04 399 case PSI_COMPACT_SOME: 25d00f6853c3c6 Lu Jialin 2024-01-04 400 return unlikely(stat_tasks[NR_COMPACT]); 25d00f6853c3c6 Lu Jialin 2024-01-04 401 case PSI_COMPACT_FULL: 25d00f6853c3c6 Lu Jialin 2024-01-04 402 return unlikely(stat_tasks[NR_COMPACT] && 25d00f6853c3c6 Lu Jialin 2024-01-04 403 nr_running == stat_tasks[NR_COMPACT_RUNNING]); 25d00f6853c3c6 Lu Jialin 2024-01-04 404 case PSI_ASYNC_MEMCG_RECLAIM_SOME: 25d00f6853c3c6 Lu Jialin 2024-01-04 405 return unlikely(stat_tasks[NR_ASYNC_MEMCG_RECLAIM]); 25d00f6853c3c6 Lu Jialin 2024-01-04 406 case PSI_ASYNC_MEMCG_RECLAIM_FULL: 25d00f6853c3c6 Lu Jialin 2024-01-04 407 return unlikely(stat_tasks[NR_ASYNC_MEMCG_RECLAIM] && 25d00f6853c3c6 Lu Jialin 2024-01-04 408 nr_running == stat_tasks[NR_ASYNC_MEMCG_RECLAIM_RUNNING]); 25d00f6853c3c6 Lu Jialin 2024-01-04 409 case PSI_SWAP_SOME: 25d00f6853c3c6 Lu Jialin 2024-01-04 410 return unlikely(stat_tasks[NR_SWAP]); 25d00f6853c3c6 Lu Jialin 2024-01-04 411 case PSI_SWAP_FULL: 25d00f6853c3c6 Lu Jialin 2024-01-04 412 return unlikely(stat_tasks[NR_SWAP] && 25d00f6853c3c6 Lu Jialin 2024-01-04 413 nr_running == stat_tasks[NR_SWAP_RUNNING]); a65983d90bfb5e Lu Jialin 2024-01-04 414 default: a65983d90bfb5e Lu Jialin 2024-01-04 415 return false; a65983d90bfb5e Lu Jialin 2024-01-04 416 } a65983d90bfb5e Lu Jialin 2024-01-04 417 } a65983d90bfb5e Lu Jialin 2024-01-04 418 :::::: The code at line 387 was first introduced by commit :::::: a65983d90bfb5e031444fea492b32f931c83ffcf sched/psi: Introduce fine grained stall time collect for cgroup reclaim :::::: TO: Lu Jialin <lujialin4(a)huawei.com> :::::: CC: yanhaitao <yanhaitao2(a)huawei.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2568/2568] ld.lld: error: version script assignment of 'LINUX_2.6' to symbol '__vdso_sgx_enter_enclave' failed: symbol not defined
by kernel test robot 10 Dec '24

10 Dec '24

Hi Sean, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: fbaada49082c23aa4e4ed43386a1ad4a457a0354 commit: 5476cb89ef2297bd36f8b38e27b54617b6f63236 [2568/2568] x86/vdso: Implement a vDSO for Intel SGX enclave call config: x86_64-buildonly-randconfig-005-20241209 (https://download.01.org/0day-ci/archive/20241210/202412100625.1CDZ0rpT-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100625.1CDZ0rpT-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100625.1CDZ0rpT-lkp@intel.com/ All errors (new ones prefixed by >>): >> ld.lld: error: version script assignment of 'LINUX_2.6' to symbol '__vdso_sgx_enter_enclave' failed: symbol not defined llvm-objdump: error: 'arch/x86/entry/vdso/vdso64.so.dbg': No such file or directory -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1613/1613] kernel/sched/isolation.c:134:46: error: use of undeclared identifier 'setup_max_cpus'
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 54bee36be952f18f6a9e8303822459e89daaa336 [1613/1613] sched/isolation: Fix boot crash when maxcpus < first housekeeping CPU config: x86_64-buildonly-randconfig-002-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100528.PZ0hrNzD-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100528.PZ0hrNzD-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100528.PZ0hrNzD-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/build_utility.c:24: In file included from include/linux/cpuset.h:17: In file included from include/linux/mm.h:2242: include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ In file included from kernel/sched/build_utility.c:105: >> kernel/sched/isolation.c:134:46: error: use of undeclared identifier 'setup_max_cpus' 134 | if (first_cpu >= nr_cpu_ids || first_cpu >= setup_max_cpus) { | ^ 1 warning and 1 error generated. vim +/setup_max_cpus +134 kernel/sched/isolation.c 108 109 static int __init housekeeping_setup(char *str, unsigned long flags) 110 { 111 cpumask_var_t non_housekeeping_mask, housekeeping_staging; 112 unsigned int first_cpu; 113 int err = 0; 114 115 if ((flags & HK_FLAG_TICK) && !(housekeeping.flags & HK_FLAG_TICK)) { 116 if (!IS_ENABLED(CONFIG_NO_HZ_FULL)) { 117 pr_warn("Housekeeping: nohz unsupported." 118 " Build with CONFIG_NO_HZ_FULL\n"); 119 return 0; 120 } 121 } 122 123 alloc_bootmem_cpumask_var(&non_housekeeping_mask); 124 if (cpulist_parse(str, non_housekeeping_mask) < 0) { 125 pr_warn("Housekeeping: nohz_full= or isolcpus= incorrect CPU range\n"); 126 goto free_non_housekeeping_mask; 127 } 128 129 alloc_bootmem_cpumask_var(&housekeeping_staging); 130 cpumask_andnot(housekeeping_staging, 131 cpu_possible_mask, non_housekeeping_mask); 132 133 first_cpu = cpumask_first_and(cpu_present_mask, housekeeping_staging); > 134 if (first_cpu >= nr_cpu_ids || first_cpu >= setup_max_cpus) { 135 __cpumask_set_cpu(smp_processor_id(), housekeeping_staging); 136 __cpumask_clear_cpu(smp_processor_id(), non_housekeeping_mask); 137 if (!housekeeping.flags) { 138 pr_warn("Housekeeping: must include one present CPU, " 139 "using boot CPU:%d\n", smp_processor_id()); 140 } 141 } 142 143 if (cpumask_empty(non_housekeeping_mask)) 144 goto free_housekeeping_staging; 145 146 if (!housekeeping.flags) { 147 /* First setup call ("nohz_full=" or "isolcpus=") */ 148 enum hk_type type; 149 150 for_each_set_bit(type, &flags, HK_TYPE_MAX) 151 housekeeping_setup_type(type, housekeeping_staging); 152 } else { 153 /* Second setup call ("nohz_full=" after "isolcpus=" or the reverse) */ 154 enum hk_type type; 155 unsigned long iter_flags = flags & housekeeping.flags; 156 157 for_each_set_bit(type, &iter_flags, HK_TYPE_MAX) { 158 if (!cpumask_equal(housekeeping_staging, 159 housekeeping.cpumasks[type])) { 160 pr_warn("Housekeeping: nohz_full= must match isolcpus=\n"); 161 goto free_housekeeping_staging; 162 } 163 } 164 165 iter_flags = flags & ~housekeeping.flags; 166 167 for_each_set_bit(type, &iter_flags, HK_TYPE_MAX) 168 housekeeping_setup_type(type, housekeeping_staging); 169 } 170 171 if ((flags & HK_FLAG_TICK) && !(housekeeping.flags & HK_FLAG_TICK)) 172 tick_nohz_full_setup(non_housekeeping_mask); 173 174 housekeeping.flags |= flags; 175 err = 1; 176 177 free_housekeeping_staging: 178 free_bootmem_cpumask_var(housekeeping_staging); 179 free_non_housekeeping_mask: 180 free_bootmem_cpumask_var(non_housekeeping_mask); 181 182 return err; 183 } 184 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1610/1610] rnpm_ptp.c:(.data.rel.ro.local+0x0): multiple definition of `mac_ptp'; drivers/net/ethernet/mucse/rnp/rnp_ptp.o:rnp_ptp.c:(.data.rel.ro.local+0x0): first defined here
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 5deaf74c4b3edcf88f67f18aa352690deb9dc212 [1610/1610] drivers: initial support for rnpm drivers from Mucse Technology config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20241210/202412100554.9O1I0kbd-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100554.9O1I0kbd-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100554.9O1I0kbd-lkp@intel.com/ All errors (new ones prefixed by >>): loongarch64-linux-ld: drivers/net/ethernet/mucse/rnp/rnp_mbx.o:(.data.rel.local+0x0): multiple definition of `mbx_ops_generic'; drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.o:(.data.rel.ro.local+0x0): first defined here loongarch64-linux-ld: drivers/net/ethernet/mucse/rnpm/rnpm_main.o: in function `.LANCHOR3': rnpm_main.c:(.bss+0x110): multiple definition of `mpe_pkt_version'; drivers/net/ethernet/mucse/rnp/rnp_main.o:rnp_main.c:(.bss+0x60): first defined here loongarch64-linux-ld: drivers/net/ethernet/mucse/rnpm/rnpm_main.o: in function `.LANCHOR3': rnpm_main.c:(.bss+0x114): multiple definition of `mpe_src_port'; drivers/net/ethernet/mucse/rnp/rnp_main.o:rnp_main.c:(.bss+0x64): first defined here loongarch64-linux-ld: drivers/net/ethernet/mucse/rnpm/rnpm_mbx.o:(.data.rel.local+0x0): multiple definition of `mbx_ops_generic'; drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.o:(.data.rel.ro.local+0x0): first defined here loongarch64-linux-ld: drivers/net/ethernet/mucse/rnpm/rnpm_pcs.o:(.data.rel.local+0x0): multiple definition of `pcs_ops_generic'; drivers/net/ethernet/mucse/rnp/rnp_pcs.o:(.data.rel.local+0x0): first defined here loongarch64-linux-ld: drivers/net/ethernet/mucse/rnpm/rnpm_ptp.o: in function `.LANCHOR1': >> rnpm_ptp.c:(.data.rel.ro.local+0x0): multiple definition of `mac_ptp'; drivers/net/ethernet/mucse/rnp/rnp_ptp.o:rnp_ptp.c:(.data.rel.ro.local+0x0): first defined here -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1613/1613] arch/arm64/kernel/ipi_nmi.c:39:2: error: call to undeclared function '__printk_safe_enter'; ISO C99 and later do not support implicit function declarations
by kernel test robot 10 Dec '24

10 Dec '24

Hi Li, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 5e3e94b1477ca3f6cb47ae8137a4a99fe0ef6147 [1613/1613] arm64: Add non nmi ipi backtrace support config: arm64-randconfig-003-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100446.uHjEIMnM-lkp@…) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100446.uHjEIMnM-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100446.uHjEIMnM-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/arm64/kernel/ipi_nmi.c:11: In file included from include/linux/kgdb.h:19: In file included from include/linux/kprobes.h:28: In file included from include/linux/ftrace.h:13: In file included from include/linux/kallsyms.h:13: In file included from include/linux/mm.h:2181: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> arch/arm64/kernel/ipi_nmi.c:39:2: error: call to undeclared function '__printk_safe_enter'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 39 | __printk_safe_enter(); | ^ >> arch/arm64/kernel/ipi_nmi.c:41:2: error: call to undeclared function '__printk_safe_exit'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 41 | __printk_safe_exit(); | ^ 5 warnings and 2 errors generated. vim +/__printk_safe_enter +39 arch/arm64/kernel/ipi_nmi.c 35 36 #ifdef CONFIG_NON_NMI_IPI_BACKTRACE 37 static void ipi_cpu_backtrace(void *info) 38 { > 39 __printk_safe_enter(); 40 nmi_cpu_backtrace(get_irq_regs()); > 41 __printk_safe_exit(); 42 } 43 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1613/1613] kernel/sched/isolation.c:134:53: error: 'setup_max_cpus' undeclared
by kernel test robot 10 Dec '24

10 Dec '24

Hi Oleg, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 54bee36be952f18f6a9e8303822459e89daaa336 [1613/1613] sched/isolation: Fix boot crash when maxcpus < first housekeeping CPU config: x86_64-buildonly-randconfig-004-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100312.eJPOmnjW-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100312.eJPOmnjW-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100312.eJPOmnjW-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/build_utility.c:105: kernel/sched/isolation.c: In function 'housekeeping_setup': >> kernel/sched/isolation.c:134:53: error: 'setup_max_cpus' undeclared (first use in this function) 134 | if (first_cpu >= nr_cpu_ids || first_cpu >= setup_max_cpus) { | ^~~~~~~~~~~~~~ kernel/sched/isolation.c:134:53: note: each undeclared identifier is reported only once for each function it appears in vim +/setup_max_cpus +134 kernel/sched/isolation.c 108 109 static int __init housekeeping_setup(char *str, unsigned long flags) 110 { 111 cpumask_var_t non_housekeeping_mask, housekeeping_staging; 112 unsigned int first_cpu; 113 int err = 0; 114 115 if ((flags & HK_FLAG_TICK) && !(housekeeping.flags & HK_FLAG_TICK)) { 116 if (!IS_ENABLED(CONFIG_NO_HZ_FULL)) { 117 pr_warn("Housekeeping: nohz unsupported." 118 " Build with CONFIG_NO_HZ_FULL\n"); 119 return 0; 120 } 121 } 122 123 alloc_bootmem_cpumask_var(&non_housekeeping_mask); 124 if (cpulist_parse(str, non_housekeeping_mask) < 0) { 125 pr_warn("Housekeeping: nohz_full= or isolcpus= incorrect CPU range\n"); 126 goto free_non_housekeeping_mask; 127 } 128 129 alloc_bootmem_cpumask_var(&housekeeping_staging); 130 cpumask_andnot(housekeeping_staging, 131 cpu_possible_mask, non_housekeeping_mask); 132 133 first_cpu = cpumask_first_and(cpu_present_mask, housekeeping_staging); > 134 if (first_cpu >= nr_cpu_ids || first_cpu >= setup_max_cpus) { 135 __cpumask_set_cpu(smp_processor_id(), housekeeping_staging); 136 __cpumask_clear_cpu(smp_processor_id(), non_housekeeping_mask); 137 if (!housekeeping.flags) { 138 pr_warn("Housekeeping: must include one present CPU, " 139 "using boot CPU:%d\n", smp_processor_id()); 140 } 141 } 142 143 if (cpumask_empty(non_housekeeping_mask)) 144 goto free_housekeeping_staging; 145 146 if (!housekeeping.flags) { 147 /* First setup call ("nohz_full=" or "isolcpus=") */ 148 enum hk_type type; 149 150 for_each_set_bit(type, &flags, HK_TYPE_MAX) 151 housekeeping_setup_type(type, housekeeping_staging); 152 } else { 153 /* Second setup call ("nohz_full=" after "isolcpus=" or the reverse) */ 154 enum hk_type type; 155 unsigned long iter_flags = flags & housekeeping.flags; 156 157 for_each_set_bit(type, &iter_flags, HK_TYPE_MAX) { 158 if (!cpumask_equal(housekeeping_staging, 159 housekeeping.cpumasks[type])) { 160 pr_warn("Housekeeping: nohz_full= must match isolcpus=\n"); 161 goto free_housekeeping_staging; 162 } 163 } 164 165 iter_flags = flags & ~housekeeping.flags; 166 167 for_each_set_bit(type, &iter_flags, HK_TYPE_MAX) 168 housekeeping_setup_type(type, housekeeping_staging); 169 } 170 171 if ((flags & HK_FLAG_TICK) && !(housekeeping.flags & HK_FLAG_TICK)) 172 tick_nohz_full_setup(non_housekeeping_mask); 173 174 housekeeping.flags |= flags; 175 err = 1; 176 177 free_housekeeping_staging: 178 free_bootmem_cpumask_var(housekeeping_staging); 179 free_non_housekeeping_mask: 180 free_bootmem_cpumask_var(non_housekeeping_mask); 181 182 return err; 183 } 184 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:openEuler-1.0-LTS 1321/1321] drivers/md/dm-verity-verify-sig.o: warning: objtool: missing symbol for section .text
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: faa52e40c08916893e09ba030e616f92e4fc020b commit: 193a981127632c7d4c26a0674881dea0c208640c [1321/1321] dm verity: add root hash pkcs#7 signature verification config: x86_64-buildonly-randconfig-002-20241205 (https://download.01.org/0day-ci/archive/20241210/202412100348.mRc9n69R-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100348.mRc9n69R-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100348.mRc9n69R-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/md/dm-verity-verify-sig.c:8: In file included from include/linux/device-mapper.h:12: In file included from include/linux/blkdev.h:16: include/linux/pagemap.h:425:21: warning: cast from 'int (*)(struct file *, struct page *)' to 'filler_t *' (aka 'int (*)(void *, struct page *)') converts to incompatible function type [-Wcast-function-type-strict] 425 | filler_t *filler = (filler_t *)mapping->a_ops->readpage; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. >> drivers/md/dm-verity-verify-sig.o: warning: objtool: missing symbol for section .text -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 2570/2570] kernel/workqueue.c:4821:5: error: implicit declaration of function 'printk_safe_enter'
by kernel test robot 10 Dec '24

10 Dec '24

Hi Johan, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: fbaada49082c23aa4e4ed43386a1ad4a457a0354 commit: 3d01105a68b1318bdc3cef3bbcfcb544e2da856e [2570/2570] workqueue: fix state-dump console deadlock config: x86_64-buildonly-randconfig-003-20241209 (https://download.01.org/0day-ci/archive/20241210/202412100301.fVrumCik-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100301.fVrumCik-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100301.fVrumCik-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/workqueue.c:40: In file included from include/linux/mempolicy.h:11: In file included from include/linux/dax.h:6: In file included from include/linux/mm.h:1571: include/linux/vmstat.h:431:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 431 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ >> kernel/workqueue.c:4821:5: error: implicit declaration of function 'printk_safe_enter' [-Werror,-Wimplicit-function-declaration] 4821 | printk_safe_enter(); | ^ kernel/workqueue.c:4821:5: note: did you mean 'printk_nmi_enter'? include/linux/printk.h:158:20: note: 'printk_nmi_enter' declared here 158 | static inline void printk_nmi_enter(void) { } | ^ >> kernel/workqueue.c:4823:5: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] 4823 | printk_safe_exit(); | ^ kernel/workqueue.c:4847:3: error: implicit declaration of function 'printk_safe_enter' [-Werror,-Wimplicit-function-declaration] 4847 | printk_safe_enter(); | ^ kernel/workqueue.c:4862:3: error: implicit declaration of function 'printk_safe_exit' [-Werror,-Wimplicit-function-declaration] 4862 | printk_safe_exit(); | ^ 1 warning and 4 errors generated. vim +/printk_safe_enter +4821 kernel/workqueue.c 4780 4781 /** 4782 * show_workqueue_state - dump workqueue state 4783 * 4784 * Called from a sysrq handler or try_to_freeze_tasks() and prints out 4785 * all busy workqueues and pools. 4786 */ 4787 void show_workqueue_state(void) 4788 { 4789 struct workqueue_struct *wq; 4790 struct worker_pool *pool; 4791 unsigned long flags; 4792 int pi; 4793 4794 rcu_read_lock(); 4795 4796 pr_info("Showing busy workqueues and worker pools:\n"); 4797 4798 list_for_each_entry_rcu(wq, &workqueues, list) { 4799 struct pool_workqueue *pwq; 4800 bool idle = true; 4801 4802 for_each_pwq(pwq, wq) { 4803 if (pwq->nr_active || !list_empty(&pwq->delayed_works)) { 4804 idle = false; 4805 break; 4806 } 4807 } 4808 if (idle) 4809 continue; 4810 4811 pr_info("workqueue %s: flags=0x%x\n", wq->name, wq->flags); 4812 4813 for_each_pwq(pwq, wq) { 4814 raw_spin_lock_irqsave(&pwq->pool->lock, flags); 4815 if (pwq->nr_active || !list_empty(&pwq->delayed_works)) { 4816 /* 4817 * Defer printing to avoid deadlocks in console 4818 * drivers that queue work while holding locks 4819 * also taken in their write paths. 4820 */ > 4821 printk_safe_enter(); 4822 show_pwq(pwq); > 4823 printk_safe_exit(); 4824 } 4825 raw_spin_unlock_irqrestore(&pwq->pool->lock, flags); 4826 /* 4827 * We could be printing a lot from atomic context, e.g. 4828 * sysrq-t -> show_workqueue_state(). Avoid triggering 4829 * hard lockup. 4830 */ 4831 touch_nmi_watchdog(); 4832 } 4833 } 4834 4835 for_each_pool(pool, pi) { 4836 struct worker *worker; 4837 bool first = true; 4838 4839 raw_spin_lock_irqsave(&pool->lock, flags); 4840 if (pool->nr_workers == pool->nr_idle) 4841 goto next_pool; 4842 /* 4843 * Defer printing to avoid deadlocks in console drivers that 4844 * queue work while holding locks also taken in their write 4845 * paths. 4846 */ 4847 printk_safe_enter(); 4848 pr_info("pool %d:", pool->id); 4849 pr_cont_pool_info(pool); 4850 pr_cont(" hung=%us workers=%d", 4851 jiffies_to_msecs(jiffies - pool->watchdog_ts) / 1000, 4852 pool->nr_workers); 4853 if (pool->manager) 4854 pr_cont(" manager: %d", 4855 task_pid_nr(pool->manager->task)); 4856 list_for_each_entry(worker, &pool->idle_list, entry) { 4857 pr_cont(" %s%d", first ? "idle: " : "", 4858 task_pid_nr(worker->task)); 4859 first = false; 4860 } 4861 pr_cont("\n"); 4862 printk_safe_exit(); 4863 next_pool: 4864 raw_spin_unlock_irqrestore(&pool->lock, flags); 4865 /* 4866 * We could be printing a lot from atomic context, e.g. 4867 * sysrq-t -> show_workqueue_state(). Avoid triggering 4868 * hard lockup. 4869 */ 4870 touch_nmi_watchdog(); 4871 } 4872 4873 rcu_read_unlock(); 4874 } 4875 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 1613/1613] include/linux/suspend.h:36:60: error: expected ')' before numeric constant
by kernel test robot 10 Dec '24

10 Dec '24

Hi Jianmin, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 1f46f3a128f21c190281c72cad99267bcc177e34 [1613/1613] PCI: PM: fix pcie mrrs restoring config: loongarch-randconfig-001-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100354.AFJ414Ch-lkp@…) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100354.AFJ414Ch-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100354.AFJ414Ch-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/pci/pci.c:35: >> include/linux/suspend.h:36:60: error: expected ')' before numeric constant 36 | #define PM_SUSPEND_ON ((__force suspend_state_t) 0) | ^ include/linux/suspend.h:341:34: note: in expansion of macro 'PM_SUSPEND_ON' 341 | #define pm_suspend_target_state (PM_SUSPEND_ON) | ^~~~~~~~~~~~~ drivers/pci/pci.c:177:17: note: in expansion of macro 'pm_suspend_target_state' 177 | suspend_state_t pm_suspend_target_state; | ^~~~~~~~~~~~~~~~~~~~~~~ vim +36 include/linux/suspend.h 95d9ffbe01fb21d Rafael J. Wysocki 2007-10-18 35 95d9ffbe01fb21d Rafael J. Wysocki 2007-10-18 @36 #define PM_SUSPEND_ON ((__force suspend_state_t) 0) 690cbb90a709c1b Rafael J. Wysocki 2017-08-10 37 #define PM_SUSPEND_TO_IDLE ((__force suspend_state_t) 1) 7e73c5ae6e7991a Zhang Rui 2013-02-06 38 #define PM_SUSPEND_STANDBY ((__force suspend_state_t) 2) 95d9ffbe01fb21d Rafael J. Wysocki 2007-10-18 39 #define PM_SUSPEND_MEM ((__force suspend_state_t) 3) 690cbb90a709c1b Rafael J. Wysocki 2017-08-10 40 #define PM_SUSPEND_MIN PM_SUSPEND_TO_IDLE 95d9ffbe01fb21d Rafael J. Wysocki 2007-10-18 41 #define PM_SUSPEND_MAX ((__force suspend_state_t) 4) 95d9ffbe01fb21d Rafael J. Wysocki 2007-10-18 42 :::::: The code at line 36 was first introduced by commit :::::: 95d9ffbe01fb21d524c86bf77871255066bc6e55 PM: Move definition of struct pm_ops to suspend.h :::::: TO: Rafael J. Wysocki <rjw(a)sisk.pl> :::::: CC: Linus Torvalds <torvalds(a)woody.linux-foundation.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-5.10 2570/2570] arch/arm64/include/asm/atomic_lse.h:364:1: error: unknown register name 'x0' in asm
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: fbaada49082c23aa4e4ed43386a1ad4a457a0354 commit: 78568d28ad62c586e32e3989de5354fcb014c09f [2570/2570] scripts: Fix issue of module signing with openssl 3.x config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20241210/202412100013.zF4K3d9s-lkp@…) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241210/202412100013.zF4K3d9s-lkp@…) 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(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412100013.zF4K3d9s-lkp@intel.com/ All errors (new ones prefixed by >>): | ^ 7 warnings generated. scripts/extract-cert.c:46:14: warning: 'ERR_get_error_line' is deprecated [-Wdeprecated-declarations] 46 | while ((e = ERR_get_error_line(&file, &line))) { | ^ /usr/include/openssl/err.h:422:1: note: 'ERR_get_error_line' has been explicitly marked deprecated here 422 | OSSL_DEPRECATEDIN_3_0 | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:59:9: warning: 'ERR_get_error_line' is deprecated [-Wdeprecated-declarations] 59 | while (ERR_get_error_line(&file, &line)) {} | ^ /usr/include/openssl/err.h:422:1: note: 'ERR_get_error_line' has been explicitly marked deprecated here 422 | OSSL_DEPRECATEDIN_3_0 | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:124:3: warning: 'ENGINE_load_builtin_engines' is deprecated [-Wdeprecated-declarations] 124 | ENGINE_load_builtin_engines(); | ^ /usr/include/openssl/engine.h:358:1: note: 'ENGINE_load_builtin_engines' has been explicitly marked deprecated here 358 | OSSL_DEPRECATEDIN_3_0 void ENGINE_load_builtin_engines(void); | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:126:7: warning: 'ENGINE_by_id' is deprecated [-Wdeprecated-declarations] 126 | e = ENGINE_by_id("pkcs11"); | ^ /usr/include/openssl/engine.h:336:1: note: 'ENGINE_by_id' has been explicitly marked deprecated here 336 | OSSL_DEPRECATEDIN_3_0 ENGINE *ENGINE_by_id(const char *id); | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:128:7: warning: 'ENGINE_init' is deprecated [-Wdeprecated-declarations] 128 | if (ENGINE_init(e)) | ^ /usr/include/openssl/engine.h:620:1: note: 'ENGINE_init' has been explicitly marked deprecated here 620 | OSSL_DEPRECATEDIN_3_0 int ENGINE_init(ENGINE *e); | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:133:9: warning: 'ENGINE_ctrl_cmd_string' is deprecated [-Wdeprecated-declarations] 133 | ERR(!ENGINE_ctrl_cmd_string(e, "PIN", key_pass, 0), "Set PKCS#11 PIN"); | ^ /usr/include/openssl/engine.h:478:1: note: 'ENGINE_ctrl_cmd_string' has been explicitly marked deprecated here 478 | OSSL_DEPRECATEDIN_3_0 | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ scripts/extract-cert.c:134:3: warning: 'ENGINE_ctrl_cmd' is deprecated [-Wdeprecated-declarations] 134 | ENGINE_ctrl_cmd(e, "LOAD_CERT_CTRL", 0, &parms, NULL, 1); | ^ /usr/include/openssl/engine.h:450:1: note: 'ENGINE_ctrl_cmd' has been explicitly marked deprecated here 450 | OSSL_DEPRECATEDIN_3_0 int ENGINE_ctrl_cmd(ENGINE *e, const char *cmd_name, | ^ /usr/include/openssl/macros.h:182:49: note: expanded from macro 'OSSL_DEPRECATEDIN_3_0' 182 | # define OSSL_DEPRECATEDIN_3_0 OSSL_DEPRECATED(3.0) | ^ /usr/include/openssl/macros.h:62:52: note: expanded from macro 'OSSL_DEPRECATED' 62 | # define OSSL_DEPRECATED(since) __attribute__((deprecated)) | ^ 7 warnings generated. In file included from kernel/bounds.c:10: In file included from include/linux/page-flags.h:10: In file included from include/linux/bug.h:5: In file included from arch/arm64/include/asm/bug.h:26: In file included from include/asm-generic/bug.h:20: In file included from include/linux/kernel.h:12: In file included from include/linux/bitops.h:29: In file included from arch/arm64/include/asm/bitops.h:26: In file included from include/asm-generic/bitops/atomic.h:5: In file included from include/linux/atomic.h:7: In file included from arch/arm64/include/asm/atomic.h:16: In file included from arch/arm64/include/asm/cmpxchg.h:14: In file included from arch/arm64/include/asm/lse.h:16: >> arch/arm64/include/asm/atomic_lse.h:364:1: error: unknown register name 'x0' in asm 364 | __CMPXCHG_CASE(w, b, , 8, ) | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ >> arch/arm64/include/asm/atomic_lse.h:364:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ >> arch/arm64/include/asm/atomic_lse.h:364:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:365:1: error: unknown register name 'x0' in asm 365 | __CMPXCHG_CASE(w, h, , 16, ) | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ arch/arm64/include/asm/atomic_lse.h:365:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ arch/arm64/include/asm/atomic_lse.h:365:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:366:1: error: unknown register name 'x0' in asm 366 | __CMPXCHG_CASE(w, , , 32, ) | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ arch/arm64/include/asm/atomic_lse.h:366:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ arch/arm64/include/asm/atomic_lse.h:366:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:367:1: error: unknown register name 'x0' in asm 367 | __CMPXCHG_CASE(x, , , 64, ) | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ arch/arm64/include/asm/atomic_lse.h:367:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ arch/arm64/include/asm/atomic_lse.h:367:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:368:1: error: unknown register name 'x0' in asm 368 | __CMPXCHG_CASE(w, b, acq_, 8, a, "memory") | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ arch/arm64/include/asm/atomic_lse.h:368:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ arch/arm64/include/asm/atomic_lse.h:368:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:369:1: error: unknown register name 'x0' in asm 369 | __CMPXCHG_CASE(w, h, acq_, 16, a, "memory") | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ arch/arm64/include/asm/atomic_lse.h:369:1: error: unknown register name 'x1' in asm arch/arm64/include/asm/atomic_lse.h:347:25: note: expanded from macro '__CMPXCHG_CASE' 347 | register u##sz x1 asm ("x1") = old; \ | ^ arch/arm64/include/asm/atomic_lse.h:369:1: error: unknown register name 'x2' in asm arch/arm64/include/asm/atomic_lse.h:348:25: note: expanded from macro '__CMPXCHG_CASE' 348 | register u##sz x2 asm ("x2") = new; \ | ^ arch/arm64/include/asm/atomic_lse.h:370:1: error: unknown register name 'x0' in asm 370 | __CMPXCHG_CASE(w, , acq_, 32, a, "memory") | ^ arch/arm64/include/asm/atomic_lse.h:346:33: note: expanded from macro '__CMPXCHG_CASE' 346 | register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ | ^ fatal error: too many errors emitted, stopping now [-ferror-limit=] 20 errors generated. make[2]: *** [scripts/Makefile.build:117: kernel/bounds.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1238: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:187: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/x0 +364 arch/arm64/include/asm/atomic_lse.h c0385b24af15020 Will Deacon 2015-02-03 339 5ef3fe4cecdf82f Will Deacon 2018-09-13 340 #define __CMPXCHG_CASE(w, sfx, name, sz, mb, cl...) \ a48e61de758c6b4 Will Deacon 2019-10-01 341 static __always_inline u##sz \ a48e61de758c6b4 Will Deacon 2019-10-01 342 __lse__cmpxchg_case_##name##sz(volatile void *ptr, \ b4f9209bfcd5964 Will Deacon 2018-09-13 343 u##sz old, \ 5ef3fe4cecdf82f Will Deacon 2018-09-13 344 u##sz new) \ c342f78217e822d Will Deacon 2015-04-23 345 { \ c342f78217e822d Will Deacon 2015-04-23 @346 register unsigned long x0 asm ("x0") = (unsigned long)ptr; \ b4f9209bfcd5964 Will Deacon 2018-09-13 347 register u##sz x1 asm ("x1") = old; \ 5ef3fe4cecdf82f Will Deacon 2018-09-13 348 register u##sz x2 asm ("x2") = new; \ 3337cb5aea594e4 Andrew Murray 2019-08-28 349 unsigned long tmp; \ c342f78217e822d Will Deacon 2015-04-23 350 \ addfc38672c73ef Andrew Murray 2019-08-28 351 asm volatile( \ e0d5896bd356cd5 Sami Tolvanen 2019-10-31 352 __LSE_PREAMBLE \ 3337cb5aea594e4 Andrew Murray 2019-08-28 353 " mov %" #w "[tmp], %" #w "[old]\n" \ 3337cb5aea594e4 Andrew Murray 2019-08-28 354 " cas" #mb #sfx "\t%" #w "[tmp], %" #w "[new], %[v]\n" \ 3337cb5aea594e4 Andrew Murray 2019-08-28 355 " mov %" #w "[ret], %" #w "[tmp]" \ 3337cb5aea594e4 Andrew Murray 2019-08-28 356 : [ret] "+r" (x0), [v] "+Q" (*(unsigned long *)ptr), \ 3337cb5aea594e4 Andrew Murray 2019-08-28 357 [tmp] "=&r" (tmp) \ c342f78217e822d Will Deacon 2015-04-23 358 : [old] "r" (x1), [new] "r" (x2) \ 3337cb5aea594e4 Andrew Murray 2019-08-28 359 : cl); \ c342f78217e822d Will Deacon 2015-04-23 360 \ c342f78217e822d Will Deacon 2015-04-23 361 return x0; \ c342f78217e822d Will Deacon 2015-04-23 362 } c342f78217e822d Will Deacon 2015-04-23 363 5ef3fe4cecdf82f Will Deacon 2018-09-13 @364 __CMPXCHG_CASE(w, b, , 8, ) 5ef3fe4cecdf82f Will Deacon 2018-09-13 365 __CMPXCHG_CASE(w, h, , 16, ) 5ef3fe4cecdf82f Will Deacon 2018-09-13 366 __CMPXCHG_CASE(w, , , 32, ) 5ef3fe4cecdf82f Will Deacon 2018-09-13 367 __CMPXCHG_CASE(x, , , 64, ) 5ef3fe4cecdf82f Will Deacon 2018-09-13 368 __CMPXCHG_CASE(w, b, acq_, 8, a, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 369 __CMPXCHG_CASE(w, h, acq_, 16, a, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 370 __CMPXCHG_CASE(w, , acq_, 32, a, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 371 __CMPXCHG_CASE(x, , acq_, 64, a, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 372 __CMPXCHG_CASE(w, b, rel_, 8, l, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 373 __CMPXCHG_CASE(w, h, rel_, 16, l, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 374 __CMPXCHG_CASE(w, , rel_, 32, l, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 375 __CMPXCHG_CASE(x, , rel_, 64, l, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 376 __CMPXCHG_CASE(w, b, mb_, 8, al, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 377 __CMPXCHG_CASE(w, h, mb_, 16, al, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 378 __CMPXCHG_CASE(w, , mb_, 32, al, "memory") 5ef3fe4cecdf82f Will Deacon 2018-09-13 379 __CMPXCHG_CASE(x, , mb_, 64, al, "memory") c342f78217e822d Will Deacon 2015-04-23 380 :::::: The code at line 364 was first introduced by commit :::::: 5ef3fe4cecdf82fdd71ce78988403963d01444d4 arm64: Avoid redundant type conversions in xchg() and cmpxchg() :::::: TO: Will Deacon <will.deacon(a)arm.com> :::::: CC: Will Deacon <will.deacon(a)arm.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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