diff options
Diffstat (limited to 'arch/sh/kernel/smp.c')
| -rw-r--r-- | arch/sh/kernel/smp.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index eaebdf6a5c77..2062aa88af41 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -123,7 +123,6 @@ void native_play_dead(void) int __cpu_disable(void) { unsigned int cpu = smp_processor_id(); - struct task_struct *p; int ret; ret = mp_ops->cpu_disable(cpu); @@ -153,11 +152,7 @@ int __cpu_disable(void) flush_cache_all(); local_flush_tlb_all(); - read_lock(&tasklist_lock); - for_each_process(p) - if (p->mm) - cpumask_clear_cpu(cpu, mm_cpumask(p->mm)); - read_unlock(&tasklist_lock); + clear_tasks_mm_cpumask(cpu); return 0; } @@ -220,22 +215,10 @@ extern struct { void *thread_info; } stack_start; -int __cpuinit __cpu_up(unsigned int cpu) +int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tsk) { - struct task_struct *tsk; unsigned long timeout; - tsk = cpu_data[cpu].idle; - if (!tsk) { - tsk = fork_idle(cpu); - if (IS_ERR(tsk)) { - pr_err("Failed forking idle task for cpu %d\n", cpu); - return PTR_ERR(tsk); - } - - cpu_data[cpu].idle = tsk; - } - per_cpu(cpu_state, cpu) = CPU_UP_PREPARE; /* Fill in data in head.S for secondary cpus */ |