linux-kernel - Re: [PATCH] arm64: remove redundant preempt.h

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Date:	Fri, 19 Feb 2016 16:07:02 -0800
From:	"Shi, Yang" <yang.shi@...aro.org>
To:	will.deacon@....com, catalin.marinas@....com
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linaro-kernel@...ts.linaro.org
Subject: Re: [PATCH] arm64: remove redundant preempt.h

Hi Will & Catalin,

Any comment on this one?

Thanks,
Yang

On 2/12/2016 9:56 AM, Yang Shi wrote:
> preempt.h has been included by sched.h, so it is not necessary to include
> both, just keep sched.h.
>
> Signed-off-by: Yang Shi <yang.shi@...aro.org>
> ---
> Happened to find this when checking preempt.h include for another patch review.
> Build test is passed with and without CONFIG_PREEMPT enabled.
>
>   arch/arm64/kernel/cpuinfo.c | 1 -
>   1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c
> index 212ae63..e2b37ff 100644
> --- a/arch/arm64/kernel/cpuinfo.c
> +++ b/arch/arm64/kernel/cpuinfo.c
> @@ -25,7 +25,6 @@
>   #include <linux/init.h>
>   #include <linux/kernel.h>
>   #include <linux/personality.h>
> -#include <linux/preempt.h>
>   #include <linux/printk.h>
>   #include <linux/seq_file.h>
>   #include <linux/sched.h>
>