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sh: Use generic idle thread allocation
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Link: http://lkml.kernel.org/r/20120420124557.855203626@linutronix.de
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3 changed files with 2 additions and 17 deletions
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@ -28,6 +28,7 @@ config SUPERH
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select RTC_LIB
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select GENERIC_ATOMIC64
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select GENERIC_IRQ_SHOW
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select GENERIC_SMP_IDLE_THREAD
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help
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The SuperH is a RISC processor targeted for use in embedded systems
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and consumer electronics; it was also used in the Sega Dreamcast
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@ -85,10 +85,6 @@ struct sh_cpuinfo {
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struct tlb_info itlb;
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struct tlb_info dtlb;
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#ifdef CONFIG_SMP
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struct task_struct *idle;
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#endif
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unsigned int phys_bits;
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unsigned long flags;
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} __attribute__ ((aligned(L1_CACHE_BYTES)));
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@ -220,22 +220,10 @@ extern struct {
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void *thread_info;
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} stack_start;
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int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle)
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int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tsk)
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{
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struct task_struct *tsk;
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unsigned long timeout;
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tsk = cpu_data[cpu].idle;
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if (!tsk) {
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tsk = fork_idle(cpu);
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if (IS_ERR(tsk)) {
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pr_err("Failed forking idle task for cpu %d\n", cpu);
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return PTR_ERR(tsk);
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}
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cpu_data[cpu].idle = tsk;
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}
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per_cpu(cpu_state, cpu) = CPU_UP_PREPARE;
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/* Fill in data in head.S for secondary cpus */
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