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[openeuler:OLK-6.6 1613/1613] drivers/irqchip/irq-gic-v3.c:1036:23: error: call to undeclared function 'pde_data'; ISO C99 and later do not support implicit function declarations
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 3053668e6b211924bb67c19d791a5a532eca2ad8 [1613/1613] arm64: Introduce Xint software solution config: arm64-randconfig-003-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100826.ymHdQKlB-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/20241210/202412100826.ymHdQKlB-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/202412100826.ymHdQKlB-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/irqchip/irq-gic-v3.c:25: In file included from include/linux/irqchip/arm-gic-v3.h:632: In file included from arch/arm64/include/asm/arch_gicv3.h:17: In file included from arch/arm64/include/asm/cacheflush.h: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:2247: 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 + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/irqchip/irq-gic-v3.c:1036:23: error: call to undeclared function 'pde_data'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1036 | int irq = (int)(long)pde_data(file_inode(file)); | ^ >> drivers/irqchip/irq-gic-v3.c:1074:2: error: call to undeclared function 'seq_printf'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1074 | seq_printf(m, "%d\n", xint_transform((long)m->private, XINT_SET_CHECK)); | ^ >> drivers/irqchip/irq-gic-v3.c:1074:46: error: incomplete definition of type 'struct seq_file' 1074 | seq_printf(m, "%d\n", xint_transform((long)m->private, XINT_SET_CHECK)); | ~^ arch/arm64/include/asm/smp.h:56:8: note: forward declaration of 'struct seq_file' 56 | struct seq_file; | ^ >> drivers/irqchip/irq-gic-v3.c:1080:9: error: call to undeclared function 'single_open'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1080 | return single_open(file, xint_proc_show, pde_data(inode)); | ^ drivers/irqchip/irq-gic-v3.c:1080:9: note: did you mean 'simple_open'? include/linux/fs.h:3226:12: note: 'simple_open' declared here 3226 | extern int simple_open(struct inode *inode, struct file *file); | ^ drivers/irqchip/irq-gic-v3.c:1080:43: error: call to undeclared function 'pde_data'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1080 | return single_open(file, xint_proc_show, pde_data(inode)); | ^ >> drivers/irqchip/irq-gic-v3.c:1085:15: error: use of undeclared identifier 'seq_read' 1085 | .proc_read = seq_read, | ^ >> drivers/irqchip/irq-gic-v3.c:1086:16: error: use of undeclared identifier 'seq_lseek' 1086 | .proc_lseek = seq_lseek, | ^ >> drivers/irqchip/irq-gic-v3.c:1087:18: error: use of undeclared identifier 'single_release' 1087 | .proc_release = single_release, | ^ >> drivers/irqchip/irq-gic-v3.c:1083:30: error: variable has incomplete type 'const struct proc_ops' 1083 | static const struct proc_ops xint_proc_ops = { | ^ drivers/irqchip/irq-gic-v3.c:1083:21: note: forward declaration of 'struct proc_ops' 1083 | static const struct proc_ops xint_proc_ops = { | ^ >> drivers/irqchip/irq-gic-v3.c:1097:2: error: call to undeclared function 'proc_create_data'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1097 | proc_create_data("xint", 0644, desc->dir, &xint_proc_ops, irqp); | ^ >> drivers/irqchip/irq-gic-v3.c:1097:39: error: no member named 'dir' in 'struct irq_desc' 1097 | proc_create_data("xint", 0644, desc->dir, &xint_proc_ops, irqp); | ~~~~ ^ >> drivers/irqchip/irq-gic-v3.c:1105:2: error: call to undeclared function 'remove_proc_entry'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1105 | remove_proc_entry("xint", desc->dir); | ^ drivers/irqchip/irq-gic-v3.c:1105:34: error: no member named 'dir' in 'struct irq_desc' 1105 | remove_proc_entry("xint", desc->dir); | ~~~~ ^ 5 warnings and 13 errors generated. vim +/pde_data +1036 drivers/irqchip/irq-gic-v3.c 1032 1033 static ssize_t xint_proc_write(struct file *file, 1034 const char __user *buffer, size_t count, loff_t *pos) 1035 { > 1036 int irq = (int)(long)pde_data(file_inode(file)); 1037 bool xint_state = false; 1038 unsigned long val; 1039 char *buf = NULL; 1040 1041 if (!xint_transform(irq, XINT_RANGE_CHECK)) 1042 return -EPERM; 1043 1044 buf = memdup_user_nul(buffer, count); 1045 if (IS_ERR(buf)) 1046 return PTR_ERR(buf); 1047 1048 if (kstrtoul(buf, 0, &val) || (val != 0 && val != 1)) { 1049 kfree(buf); 1050 return -EINVAL; 1051 } 1052 1053 xint_state = xint_transform(irq, XINT_SET_CHECK); 1054 if (xint_state == val) { 1055 kfree(buf); 1056 return -EBUSY; 1057 } 1058 1059 local_irq_disable(); 1060 disable_irq(irq); 1061 1062 xint_transform(irq, xint_state ? XINT_TO_IRQ : IRQ_TO_XINT); 1063 1064 enable_irq(irq); 1065 local_irq_enable(); 1066 1067 kfree(buf); 1068 1069 return count; 1070 } 1071 1072 static int xint_proc_show(struct seq_file *m, void *v) 1073 { > 1074 seq_printf(m, "%d\n", xint_transform((long)m->private, XINT_SET_CHECK)); 1075 return 0; 1076 } 1077 1078 static int xint_proc_open(struct inode *inode, struct file *file) 1079 { > 1080 return single_open(file, xint_proc_show, pde_data(inode)); 1081 } 1082 > 1083 static const struct proc_ops xint_proc_ops = { 1084 .proc_open = xint_proc_open, > 1085 .proc_read = seq_read, > 1086 .proc_lseek = seq_lseek, > 1087 .proc_release = single_release, 1088 .proc_write = xint_proc_write, 1089 }; 1090 1091 void register_irqchip_proc(struct irq_desc *desc, void *irqp) 1092 { 1093 if (!is_xint_support) 1094 return; 1095 1096 /* create /proc/irq/<irq>/xint */ > 1097 proc_create_data("xint", 0644, desc->dir, &xint_proc_ops, irqp); 1098 } 1099 1100 void unregister_irqchip_proc(struct irq_desc *desc) 1101 { 1102 if (!is_xint_support) 1103 return; 1104 > 1105 remove_proc_entry("xint", desc->dir); 1106 } 1107 #endif /* CONFIG_FAST_IRQ */ 1108 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:openEuler-1.0-LTS 1321/1321] arch/x86/power/cpu.o: warning: objtool: missing symbol for section .exit.text
by kernel test robot 10 Dec '24

10 Dec '24

Hi Borislav, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: faa52e40c08916893e09ba030e616f92e4fc020b commit: 27dd57ae7b305c8c1bcf55eab82c45d85b605149 [1321/1321] x86/cpu: Load microcode during restore_processor_state() config: x86_64-buildonly-randconfig-002-20241205 (https://download.01.org/0day-ci/archive/20241210/202412100840.h8kOEWMA-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/20241210/202412100840.h8kOEWMA-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/202412100840.h8kOEWMA-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/x86/power/cpu.c:27: In file included from arch/x86/include/asm/mmu_context.h:12: In file included from arch/x86/include/asm/pgalloc.h:7: 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. arch/x86/power/cpu.c:78: warning: Function parameter or member 'ctxt' not described in '__save_processor_state' arch/x86/power/cpu.c:200: warning: Function parameter or member 'ctxt' not described in '__restore_processor_state' >> arch/x86/power/cpu.o: warning: objtool: missing symbol for section .exit.text -- 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/cpufeature.c:2387:6: warning: no previous prototype for function 'fast_syscall_enabled'
by kernel test robot 10 Dec '24

10 Dec '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: db988390007bce595dba0dfd782c610578e26d2d commit: 5c3cf22892983304b18d87296ed96ff0ab7d6c95 [1613/1613] arm64: Introduce xcall a faster svc exception handling config: arm64-randconfig-001-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100701.gJFnUZcV-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/20241210/202412100701.gJFnUZcV-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/202412100701.gJFnUZcV-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/arm64/kernel/cpufeature.c:67: In file included from include/linux/crash_dump.h:5: In file included from include/linux/kexec.h:18: In file included from include/linux/crash_core.h:6: In file included from include/linux/elfcore.h:11: In file included from include/linux/ptrace.h:10: In file included from include/linux/pid_namespace.h:7: In file included from include/linux/mm.h:2247: 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/cpufeature.c:2387:6: warning: no previous prototype for function 'fast_syscall_enabled' [-Wmissing-prototypes] 2387 | bool fast_syscall_enabled(void) | ^ arch/arm64/kernel/cpufeature.c:2387:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 2387 | bool fast_syscall_enabled(void) | ^ | static 6 warnings generated. vim +/fast_syscall_enabled +2387 arch/arm64/kernel/cpufeature.c 2386 > 2387 bool fast_syscall_enabled(void) 2388 { 2389 return is_xcall_support; 2390 } 2391 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2570/2570] drivers/net/dsa/mv88e6xxx/chip.c:2320:4: error: implicit declaration of function 'mv88e6xxx_g2_eeprom_wait'
by kernel test robot 10 Dec '24

10 Dec '24

Hi Fabio, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: fbaada49082c23aa4e4ed43386a1ad4a457a0354 commit: 02956abc74ede6549249eb21e5b319b92dd147f3 [2570/2570] net: dsa: mv88e6xxx: Avoid EEPROM timeout when EEPROM is absent config: x86_64-randconfig-161-20241210 (https://download.01.org/0day-ci/archive/20241210/202412100719.EfO2Bdyg-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/20241210/202412100719.EfO2Bdyg-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/202412100719.EfO2Bdyg-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/dsa/mv88e6xxx/chip.c:15: In file included from include/linux/etherdevice.h:20: In file included from include/linux/if_ether.h:19: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:14: In file included from include/linux/mm.h:1581: 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_" | ~~~~~~~~~~~ ^ ~~~ In file included from drivers/net/dsa/mv88e6xxx/chip.c:32: In file included from include/net/dsa.h:22: include/net/devlink.h:28:19: warning: arithmetic between different enumeration types ('enum devlink_reload_limit' and 'enum devlink_reload_action') [-Wenum-enum-conversion] 28 | u32 reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE]; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/net/devlink.h:25:30: note: expanded from macro 'DEVLINK_RELOAD_STATS_ARRAY_SIZE' 25 | (__DEVLINK_RELOAD_LIMIT_MAX * __DEVLINK_RELOAD_ACTION_MAX) | ~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/net/devlink.h:29:26: warning: arithmetic between different enumeration types ('enum devlink_reload_limit' and 'enum devlink_reload_action') [-Wenum-enum-conversion] 29 | u32 remote_reload_stats[DEVLINK_RELOAD_STATS_ARRAY_SIZE]; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/net/devlink.h:25:30: note: expanded from macro 'DEVLINK_RELOAD_STATS_ARRAY_SIZE' 25 | (__DEVLINK_RELOAD_LIMIT_MAX * __DEVLINK_RELOAD_ACTION_MAX) | ~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/net/dsa/mv88e6xxx/chip.c:2320:4: error: implicit declaration of function 'mv88e6xxx_g2_eeprom_wait' [-Werror,-Wimplicit-function-declaration] 2320 | mv88e6xxx_g2_eeprom_wait(chip); | ^ drivers/net/dsa/mv88e6xxx/chip.c:2320:4: note: did you mean 'mv88e6xxx_g2_pvt_write'? drivers/net/dsa/mv88e6xxx/global2.h:457:19: note: 'mv88e6xxx_g2_pvt_write' declared here 457 | static inline int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, | ^ 3 warnings and 1 error generated. vim +/mv88e6xxx_g2_eeprom_wait +2320 drivers/net/dsa/mv88e6xxx/chip.c 2306 2307 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip) 2308 { 2309 struct gpio_desc *gpiod = chip->reset; 2310 2311 /* If there is a GPIO connected to the reset pin, toggle it */ 2312 if (gpiod) { 2313 /* If the switch has just been reset and not yet completed 2314 * loading EEPROM, the reset may interrupt the I2C transaction 2315 * mid-byte, causing the first EEPROM read after the reset 2316 * from the wrong location resulting in the switch booting 2317 * to wrong mode and inoperable. 2318 */ 2319 if (chip->info->ops->get_eeprom) > 2320 mv88e6xxx_g2_eeprom_wait(chip); 2321 2322 gpiod_set_value_cansleep(gpiod, 1); 2323 usleep_range(10000, 20000); 2324 gpiod_set_value_cansleep(gpiod, 0); 2325 usleep_range(10000, 20000); 2326 2327 if (chip->info->ops->get_eeprom) 2328 mv88e6xxx_g2_eeprom_wait(chip); 2329 } 2330 } 2331 -- 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/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

1 0

[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

1 0

[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

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