[PATCH] arch/ppc/kernel/idle.c: don't declare cpu variable in non-SMP kernels (e13ac219) · Commits · 戴 / test

Disable declaration of cpu variable in default_idle function when building non-SMP kernels. Signed-off-by:

arch/ppc/kernel/idle.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -37,7 +37,6 @@
		void default_idle(void)
		{
		void (*powersave)(void);
		int cpu = smp_processor_id();

		powersave = ppc_md.power_save;

		@@ -47,7 +46,8 @@ void default_idle(void)
		#ifdef CONFIG_SMP
		else {
		set_thread_flag(TIF_POLLING_NRFLAG);
		while (!need_resched() && !cpu_is_offline(cpu))
		while (!need_resched() &&
		!cpu_is_offline(smp_processor_id()))
		barrier();
		clear_thread_flag(TIF_POLLING_NRFLAG);
		}