Date: Wed, 16 Jul 2008 21:03:12 +0200 (CEST)
From: Thomas Gleixner <tglx@linutronix.de>
To: Thomas Renninger <trenn@suse.de>
cc: Ingo Molnar <mingo@elte.hu>, linux-kernel <linux-kernel@vger.kernel.org>,
       "andreas.herrmann3" <andreas.herrmann3@amd.com>,
       Richard <tuxbox.guru@gmail.com>, eumaster@gmail.com,
       uli.geins@geins-web.de
Subject: Re: [PATCH] Re: AMD Mobile Semprons (3500+, 3600+,...) break with
 nohz and highres enabled
In-Reply-To: <200807161827.16898.trenn@suse.de>
Message-ID: <alpine.LFD.1.10.0807162100380.4316@apollo.tec.linutronix.de>
References: <1213638474.1684.21.camel@queen.suse.de> <200807161827.16898.trenn@suse.de>
User-Agent: Alpine 1.10 (LFD 962 2008-03-14)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1149
Lines: 42

On Wed, 16 Jul 2008, Thomas Renninger wrote:

> This is against Andi's (ak) release branch,
> hope that is ok...

No idea what that is.

> Can this one be reviewed/added, pls.

Reviewed yes. Added no.

>  kernel/time/tick-sched.c |   31 +++++++++++++++++++++++++++++++
>  1 files changed, 31 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
> index b854a89..bda0164 100644
> --- a/kernel/time/tick-sched.c
> +++ b/kernel/time/tick-sched.c
> @@ -589,6 +589,32 @@ static enum hrtimer_restart tick_sched_timer(struct 
> hrtimer *timer)
>  	return HRTIMER_RESTART;
>  }
>  
> +#if defined(CONFIG_X86) && defined(CONFIG_NO_HZ)
> +static __init int is_nohz_broken(void)
> +{

We definitely do not add x86 quirks into the generic code. 

Is there really no other way to fix this problem ? Which chipset is
involved here ? SB400/600 perhaps ?

Thanks,

	tglx


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/