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authorThomas Gleixner <tglx@linutronix.de>2013-03-22 01:49:46 +0400
committerThomas Gleixner <tglx@linutronix.de>2013-04-08 19:39:25 +0400
commit4e0fcc567239ef4b3f80bba778c30b0a4b624eff (patch)
tree9e1f410b32c6934eb5643bb669553f097af9de45 /arch/hexagon/kernel
parent0d24260c9e27fc1de20c72669bcc387767a1c170 (diff)
downloadlinux-4e0fcc567239ef4b3f80bba778c30b0a4b624eff.tar.xz
hexagon: Use generic idle loop
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Paul McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Reviewed-by: Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Cc: Magnus Damm <magnus.damm@gmail.com> Acked-by: Richard Kuo <rkuo@codeaurora.org> Link: http://lkml.kernel.org/r/20130321215234.338692935@linutronix.de Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/hexagon/kernel')
-rw-r--r--arch/hexagon/kernel/process.c23
-rw-r--r--arch/hexagon/kernel/smp.c2
2 files changed, 4 insertions, 21 deletions
diff --git a/arch/hexagon/kernel/process.c b/arch/hexagon/kernel/process.c
index 06ae9ffcabd5..9b948c619a03 100644
--- a/arch/hexagon/kernel/process.c
+++ b/arch/hexagon/kernel/process.c
@@ -51,28 +51,11 @@ void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long sp)
* If hardware or VM offer wait termination even though interrupts
* are disabled.
*/
-static void default_idle(void)
+void arch_cpu_idle(void)
{
__vmwait();
-}
-
-void (*idle_sleep)(void) = default_idle;
-
-void cpu_idle(void)
-{
- while (1) {
- tick_nohz_idle_enter();
- local_irq_disable();
- while (!need_resched()) {
- idle_sleep();
- /* interrupts wake us up, but aren't serviced */
- local_irq_enable(); /* service interrupt */
- local_irq_disable();
- }
- local_irq_enable();
- tick_nohz_idle_exit();
- schedule();
- }
+ /* interrupts wake us up, but irqs are still disabled */
+ local_irq_enable();
}
/*
diff --git a/arch/hexagon/kernel/smp.c b/arch/hexagon/kernel/smp.c
index 8e095dffd070..0e364ca43198 100644
--- a/arch/hexagon/kernel/smp.c
+++ b/arch/hexagon/kernel/smp.c
@@ -184,7 +184,7 @@ void __cpuinit start_secondary(void)
local_irq_enable();
- cpu_idle();
+ cpu_startup_entry(CPUHP_ONLINE);
}