select CPU_PM if (SUSPEND || CPU_IDLE)
select GENERIC_PCI_IOMAP
select HAVE_BPF_JIT if NET
+ select GENERIC_SMP_IDLE_THREAD
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
static DECLARE_COMPLETION(cpu_running);
-int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle)
+int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle)
{
- struct cpuinfo_arm *ci = &per_cpu(cpu_data, cpu);
- struct task_struct *idle = ci->idle;
int ret;
- /*
- * Spawn a new process manually, if not already done.
- * Grab a pointer to its task struct so we can mess with it
- */
- if (!idle) {
- idle = fork_idle(cpu);
- if (IS_ERR(idle)) {
- printk(KERN_ERR "CPU%u: fork() failed\n", cpu);
- return PTR_ERR(idle);
- }
- ci->idle = idle;
- } else {
- /*
- * Since this idle thread is being re-used, call
- * init_idle() to reinitialize the thread structure.
- */
- init_idle(idle, cpu);
- }
-
/*
* We need to tell the secondary core where to find
* its stack and the page tables.
void __init smp_prepare_boot_cpu(void)
{
- unsigned int cpu = smp_processor_id();
-
- per_cpu(cpu_data, cpu).idle = current;
}
void __init smp_prepare_cpus(unsigned int max_cpus)