Commit-ID: 99444202b924e916aad95073d23f9995ae8eb558 Gitweb: http://git.kernel.org/tip/99444202b924e916aad95073d23f9995ae8eb558 Author: Thomas Gleixner <t...@linutronix.de> AuthorDate: Thu, 21 Mar 2013 22:49:58 +0100 Committer: Thomas Gleixner <t...@linutronix.de> CommitDate: Mon, 8 Apr 2013 17:39:28 +0200
score: Use generic idle loop Signed-off-by: Thomas Gleixner <t...@linutronix.de> Cc: Linus Torvalds <torva...@linux-foundation.org> Cc: Rusty Russell <ru...@rustcorp.com.au> Cc: Paul McKenney <paul...@linux.vnet.ibm.com> Cc: Peter Zijlstra <pet...@infradead.org> Reviewed-by: Cc: Srivatsa S. Bhat <srivatsa.b...@linux.vnet.ibm.com> Cc: Magnus Damm <magnus.d...@gmail.com> Cc: Lennox Wu <lennox...@gmail.com> Link: http://lkml.kernel.org/r/20130321215235.147909...@linutronix.de Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- arch/score/Kconfig | 1 + arch/score/kernel/process.c | 18 ------------------ 2 files changed, 1 insertion(+), 18 deletions(-) diff --git a/arch/score/Kconfig b/arch/score/Kconfig index c8def8b..eaac45d 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -11,6 +11,7 @@ config SCORE select ARCH_DISCARD_MEMBLOCK select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS + select GENERIC_IDLE_LOOP select HAVE_MOD_ARCH_SPECIFIC select VIRT_TO_BUS select MODULES_USE_ELF_REL diff --git a/arch/score/kernel/process.c b/arch/score/kernel/process.c index 7956846..f4c6d02 100644 --- a/arch/score/kernel/process.c +++ b/arch/score/kernel/process.c @@ -41,24 +41,6 @@ void machine_halt(void) {} /* If or when software machine-power-off is implemented, add code here. */ void machine_power_off(void) {} -/* - * The idle thread. There's no useful work to be - * done, so just try to conserve power and have a - * low exit latency (ie sit in a loop waiting for - * somebody to say that they'd like to reschedule) - */ -void __noreturn cpu_idle(void) -{ - /* endless idle loop with no priority at all */ - while (1) { - rcu_idle_enter(); - while (!need_resched()) - barrier(); - rcu_idle_exit(); - schedule_preempt_disabled(); - } -} - void ret_from_fork(void); void ret_from_kernel_thread(void); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
