Re: [PATCH 0/9] setting the table for integration of cpuidle withthe scheduler

From: Peter Zijlstra
Date: Mon Jan 27 2014 - 07:48:13 EST


On Mon, Jan 27, 2014 at 01:08:15AM -0500, Nicolas Pitre wrote:
> As everyone should know by now, we want to integrate the cpuidle
> governor with the scheduler for a more efficient idling of CPUs.
> In order to help the transition, this small patch series moves the
> existing interaction with cpuidle from architecture code to generic
> core code. No functional change should have occurred yet.
>
> The ARM, PPC, SH and X86 architectures are concerned. Small cleanups
> to ARM and ARM64 are also included. I don't know yet the best path for
> those patches to get into mainline, but it is probably best if they
> stay together. So ACKs from architecture maintainers would be greatly
> appreciated.
>
>
> arch/arm/kernel/process.c | 21 +++---------
> arch/arm/kernel/setup.c | 7 ++++
> arch/arm64/kernel/process.c | 5 ---
> arch/arm64/kernel/setup.c | 7 ++++
> arch/powerpc/platforms/pseries/processor_idle.c | 5 +++
> arch/powerpc/platforms/pseries/setup.c | 34 ++++++++-----------
> arch/sh/kernel/idle.c | 4 +--
> arch/x86/kernel/process.c | 5 +--
> include/linux/cpu.h | 1 -
> kernel/Makefile | 1 -
> kernel/cpu/Makefile | 1 -
> kernel/sched/Makefile | 2 +-
> kernel/{cpu => sched}/idle.c | 6 ++--
> 13 files changed, 44 insertions(+), 55 deletions(-)

Thomas, any objections to this? It looks like a sensible thing to do.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/