Commit-ID: aba92c9e2cf3042bf6efc68fa2e4235ba01bf499 Gitweb: http://git.kernel.org/tip/aba92c9e2cf3042bf6efc68fa2e4235ba01bf499 Author: Thomas Gleixner <[email protected]> AuthorDate: Thu, 21 Mar 2013 22:50:02 +0100 Committer: Thomas Gleixner <[email protected]> CommitDate: Mon, 8 Apr 2013 17:39:29 +0200
unicore: 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: Cc: Srivatsa S. Bhat <[email protected]> Cc: Magnus Damm <[email protected]> Cc: Guan Xuetao <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Thomas Gleixner <[email protected]> --- arch/unicore32/Kconfig | 1 + arch/unicore32/kernel/process.c | 21 +++------------------ 2 files changed, 4 insertions(+), 18 deletions(-) diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 2943e3a..e12678d 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -17,6 +17,7 @@ config UNICORE32 select ARCH_WANT_FRAME_POINTERS select GENERIC_IOMAP select MODULES_USE_ELF_REL + select GENERIC_IDLE_LOOP help UniCore-32 is 32-bit Instruction Set Architecture, including a series of low-power-consumption RISC chip diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index 872d7e2..7fab86d 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -45,25 +45,10 @@ static const char * const processor_modes[] = { "UK18", "UK19", "UK1A", "EXTN", "UK1C", "UK1D", "UK1E", "SUSR" }; -void cpu_idle(void) +void arch_cpu_idle(void) { - /* endless idle loop with no priority at all */ - while (1) { - tick_nohz_idle_enter(); - rcu_idle_enter(); - while (!need_resched()) { - local_irq_disable(); - stop_critical_timings(); - cpu_do_idle(); - local_irq_enable(); - start_critical_timings(); - } - rcu_idle_exit(); - tick_nohz_idle_exit(); - preempt_enable_no_resched(); - schedule(); - preempt_disable(); - } + cpu_do_idle(); + local_irq_enable(); } static char reboot_mode = 'h'; -- 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/
