Commit-ID: f4e2e9a4b26789d963000f974f2dc80230bb4674 Gitweb: http://git.kernel.org/tip/f4e2e9a4b26789d963000f974f2dc80230bb4674 Author: Thomas Gleixner <[email protected]> AuthorDate: Thu, 21 Mar 2013 22:50:04 +0100 Committer: Thomas Gleixner <[email protected]> CommitDate: Mon, 8 Apr 2013 17:39:29 +0200
xtensa: Use generic idle loop Signed-off-by: Thomas Gleixner <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Rusty Russell <[email protected]> Cc: Paul McKenney <[email protected]> Cc: Peter Zijlstra <[email protected]> Reviewed-by: Srivatsa S. Bhat <[email protected]> Cc: Magnus Damm <[email protected]> Acked-by: Chris Zankel <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Thomas Gleixner <[email protected]> --- arch/xtensa/Kconfig | 1 + arch/xtensa/kernel/process.c | 14 ++------------ 2 files changed, 3 insertions(+), 12 deletions(-) diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index b09de49..e0144ff 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -19,6 +19,7 @@ config XTENSA select CLONE_BACKWARDS select IRQ_DOMAIN select HAVE_OPROFILE + select GENERIC_IDLE_LOOP help Xtensa processors are 32-bit RISC machines designed by Tensilica primarily for embedded systems. These processors are both diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index 5cd82e9..1c85323 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -105,19 +105,9 @@ void coprocessor_flush_all(struct thread_info *ti) /* * Powermanagement idle function, if any is provided by the platform. */ - -void cpu_idle(void) +void arch_cpu_idle(void) { - local_irq_enable(); - - /* endless idle loop with no priority at all */ - while (1) { - rcu_idle_enter(); - while (!need_resched()) - platform_idle(); - rcu_idle_exit(); - schedule_preempt_disabled(); - } + platform_idle(); } /* -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
