Re: [PATCH] powerpc/powernv: Check for IRQHAPPENED before sleeping
From: Michael Neuling
Date: Mon Jun 30 2014 - 10:01:16 EST
On Mon, 2014-06-30 at 11:54 +0530, Preeti U Murthy wrote:
> Commit 8d6f7c5a: "powerpc/powernv: Make it possible to skip the IRQHAPPENED
> check in power7_nap()" added code that prevents even cores which enter sleep
> on idle, from checking for pending interrupts. Fix this.
>
> Signed-off-by: Preeti U Murthy <preeti@xxxxxxxxxxxxxxxxxx>
Acked-by: Michael Neuling <mikey@xxxxxxxxxxx>
> ---
>
> arch/powerpc/kernel/idle_power7.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/kernel/idle_power7.S b/arch/powerpc/kernel/idle_power7.S
> index 2480256..5cf3d36 100644
> --- a/arch/powerpc/kernel/idle_power7.S
> +++ b/arch/powerpc/kernel/idle_power7.S
> @@ -131,7 +131,7 @@ _GLOBAL(power7_nap)
>
> _GLOBAL(power7_sleep)
> li r3,1
> - li r4,0
> + li r4,1
> b power7_powersave_common
> /* No return */
>
>
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