smp_init_cpus 710void__init smp_init_cpus(void)711{714if(acpi_disabled)715of_parse_and_init_cpus();719if(cpu_count >nr_cpu_ids)720pr_warn("Number of cores (%d) exceeds configured maximum of %u - clipping\n",721cpu_count, nr_cpu_ids);722727728/*729 * We need to set the cpu_l...
smp_init start_kernel->arch_call_rest_init->rest_init->kernel_init,->kernel_init_freeable->smp_prepare_cpus//arch/arm64/kernel/smp.c->smp_init//kernel/smp.c (这是从处理器启动的函数)->cpu_up->do_cpu_up->_cpu_up->cpuhp_up_callbacks->cpuhp_invoke_callback->cpuhp_hp_states[CPUH...
Linux SMP初始化(smp_init) 基础概念 SMP(Symmetric Multi-Processing,对称多处理)是指在一个计算机系统中,多个处理器共享内存和I/O资源,能够同时执行多个任务。Linux SMP初始化是指操作系统在启动时对多处理器系统进行的配置和初始化过程。 相关优势 性能提升:多个处理器可以并行处理任务,提高系统的整体性能。 负载...
@@ -369,12 +369,6 @@ static void __init smp_init(void) { unsigned int cpu;/* * Set up the current CPU as possible to migrate to. * The other ones will be done by cpu_up/cpu_down() */ set_cpu_active(smp_processor_id(), true);/...
2 changes: 2 additions & 0 deletions 2 subsys/dfu/dfu_target/src/dfu_target_smp.c Original file line numberDiff line numberDiff line change @@ -77,6 +77,8 @@ int dfu_target_smp_client_init(void) image_info); os_mgmt_client_init(&os_gr_client, &smp_client); image_count = 0...
Formation of soluble microbial products (SMP) by activated sludge at various salinities. Biodegradation 24, 69- 78.Li Y, Li AM, Xu J, Li WW, Yu HQ (2013) Formation of soluble microbial products (SMP) by activated sludge at various salinities. Biodegradation 24:69-78...
Formation of soluble microbial products (SMP) by activated sludge at various salinities. Biodegradation 24, 69- 78.Li Y, Li A-M, Xu J, Li W-W, Yu H-Q (2013) Formation of soluble microbial products (SMP) by activated sludge at various salinities. Biodegradation 24:69-78...
smp_init 805 idle_threads_init为每个非boot cpu都各fork一个idle task,将获得的task_struct记录到per_cpu变量idle_threads中 806 cpuhp_threads_init为每个core都创建一个"cpuhp/%u"内核线程,结果记录在per_cpu变量cpuhp_state.thread中,然后启动当前cpu的"cpuhp/%u"线程:"cpuhp/0" ...
1152 - gic_smp_init 函数,cpuhp_setup_state_nocalls 设置 CPUHP_AP_IQR_GIC_STARTING 回调 gic_starting_cpu 1152staticvoid__init gic_smp_init(void)1153{1160cpuhp_setup_state_nocalls(CPUHP_AP_IRQ_GIC_STARTING,1161"irqchip/arm/gicv3:starting",1162gic_starting_cpu, NULL);1172} ...
@@ -1250,7 +1250,7 @@ bool smp_park_other_cpus_in_init(void) if (this_cpu) return false;for_each_present_cpu(cpu) { for_each_cpu_and(cpu, &cpus_booted_once_mask, cpu_present_mask) { if (cpu == this_cpu) continue;api