linux-kernel - Re: [PATCH] setup_affinity return 1 with failure

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Date:	Mon, 15 Jun 2009 11:20:25 +0800
From:	Américo Wang <xiyou.wangcong@...il.com>
To:	Yong Zhang <yong.zhang0@...il.com>
Cc:	mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] setup_affinity return 1 with failure

On Sun, Jun 14, 2009 at 11:33 PM, Yong Zhang<yong.zhang0@...il.com> wrote:
> setup_affinity should return 1 when failure, then make checking in
> irq_select_affinity_usr() reasonable.
>
> Signed-off-by: Yong Zhang <yong.zhang0@...il.com>

Looks good.

Reviewed-by: WANG Cong <xiyou.wangcong@...il.com>

> ---
>  kernel/irq/manage.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
> index aaf5c9d..8d2a992 100644
> --- a/kernel/irq/manage.c
> +++ b/kernel/irq/manage.c
> @@ -137,7 +137,7 @@ int irq_set_affinity(unsigned int irq, const
> struct cpumask *cpumask)
>  static int setup_affinity(unsigned int irq, struct irq_desc *desc)
>  {
>        if (!irq_can_set_affinity(irq))
> -               return 0;
> +               return 1;
>
>        /*
>         * Preserve an userspace affinity setup, but make sure that
> --
> 1.6.0.4
> --
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