Commit 84ec6d57 authored by Thomas Gleixner's avatar Thomas Gleixner

arm: Use generic idle thread allocation

Signed-off-by: default avatarThomas Gleixner <>
Cc: Peter Zijlstra <>
Cc: Rusty Russell <>
Cc: Paul E. McKenney <>
Cc: Srivatsa S. Bhat <>
Cc: Russell King <>
Tested-by: default avatarFrank Rowand <>
parent 13583bf1
......@@ -34,6 +34,7 @@ config ARM
select CPU_PM if (SUSPEND || CPU_IDLE)
select HAVE_BPF_JIT if NET
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
......@@ -16,7 +16,6 @@
struct cpuinfo_arm {
struct cpu cpu;
struct task_struct *idle;
unsigned int loops_per_jiffy;
......@@ -60,31 +60,10 @@ enum ipi_msg_type {
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.
......@@ -318,9 +297,6 @@ void __init smp_cpus_done(unsigned int max_cpus)
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)
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment