tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 0bb9efd4883938dec34f710bce07ec3ecf5a04bd commit: a05426a568e457640f58698c8ebd636fcde4d202 [2974/2974] arm64: Introduce Xint software solution config: arm64-randconfig-001-20250620 (https://download.01.org/0day-ci/archive/20250620/202506200615.qzMJJNny-lkp@i...) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250620/202506200615.qzMJJNny-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202506200615.qzMJJNny-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/softirq.c:352:6: warning: no previous prototype for 'xint_enter_rcu' [-Wmissing-prototypes] 352 | void xint_enter_rcu(void) | ^~~~~~~~~~~~~~

Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for CPPC_CPUFREQ_SYSFS_INTERFACE Depends on [n]: CPU_FREQ [=y] && (ARM || ARM64 [=y]) && ACPI_CPPC_CPUFREQ [=n] Selected by [m]: - CPU_FREQ_GOV_SEEP [=m] && CPU_FREQ [=y] && (ACPI_CPPC_CPUFREQ [=n] || ARM64 [=y]) vim +/xint_enter_rcu +352 kernel/softirq.c 347 348 #ifdef CONFIG_FAST_IRQ 349 /** 350 * xint_enter_rcu - Copy from irq_enter_rcu 351 */

352 void xint_enter_rcu(void) 353 { 354 if (tick_nohz_full_cpu(smp_processor_id()) || 355 (is_idle_task(current) && !in_interrupt())) { 356 /* 357 * Prevent raise_softirq from needlessly waking up ksoftirqd 358 * here, as softirq will be serviced on return from interrupt. 359 */ 360 local_bh_disable(); 361 tick_irq_enter(); 362 _local_bh_enable(); 363 } 364

-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki