From: Michael Neuling <mikey@neuling.org>
To: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, shreyas@linux.vnet.ibm.com,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc/powernv: Check for IRQHAPPENED before sleeping
Date: Mon, 30 Jun 2014 09:01:07 -0500 [thread overview]
Message-ID: <1404136867.18325.8.camel@ale.ozlabs.ibm.com> (raw)
In-Reply-To: <20140630062404.29315.23382.stgit@preeti.in.ibm.com>
On Mon, 2014-06-30 at 11:54 +0530, Preeti U Murthy wrote:
> Commit 8d6f7c5a: "powerpc/powernv: Make it possible to skip the IRQHAPPEN=
ED
> check in power7_nap()" added code that prevents even cores which enter sl=
eep
> on idle, from checking for pending interrupts. Fix this.
>=20
> Signed-off-by: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Acked-by: Michael Neuling <mikey@neuling.org>
> ---
>=20
> arch/powerpc/kernel/idle_power7.S | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>=20
> 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)
> =20
> _GLOBAL(power7_sleep)
> li r3,1
> - li r4,0
> + li r4,1
> b power7_powersave_common
> /* No return */
> =20
>=20
next prev parent reply other threads:[~2014-06-30 14:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-30 6:24 [PATCH] powerpc/powernv: Check for IRQHAPPENED before sleeping Preeti U Murthy
2014-06-30 14:01 ` Michael Neuling [this message]
2014-07-01 0:52 ` Michael Ellerman
2014-07-01 3:15 ` Michael Neuling
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