Re: [PATCH 01/21] arm64: FP/SIMD: Convert to hotplug state machine

From: Will Deacon
Date: Tue Sep 06 2016 - 14:15:05 EST


On Tue, Sep 06, 2016 at 07:04:37PM +0200, Sebastian Andrzej Siewior wrote:
> Install the callbacks via the state machine.
>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> ---
> arch/arm64/kernel/fpsimd.c | 22 +++++-----------------
> include/linux/cpuhotplug.h | 1 +
> 2 files changed, 6 insertions(+), 17 deletions(-)

Looks fine to me:

Acked-by: Will Deacon <will.deacon@xxxxxxx>

> diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
> index afd59e2ca4b3..0da071ff36d2 100644
> --- a/include/linux/cpuhotplug.h
> +++ b/include/linux/cpuhotplug.h
> @@ -20,6 +20,7 @@ enum cpuhp_state {
> CPUHP_SOFTIRQ_DEAD,
> CPUHP_NET_MVNETA_DEAD,
> CPUHP_CPUIDLE_DEAD,
> + CPUHP_ARM64_FPSIMD_DEAD,
> CPUHP_WORKQUEUE_PREP,
> CPUHP_POWER_NUMA_PREPARE,
> CPUHP_HRTIMERS_PREPARE,

Are you planning to take this via your tree? The arm64 queue already
touches cpuhotplug.h for the hw-breakpoint and debugmon changes, so
there's a simple conflict to address here.

Will