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From: Mike Waychison <mikew@google.com>
To: Andi Kleen <ak@suse.de>
Cc: YhLu <YhLu@tyan.com>, Peter Buckingham <peter@pantasys.com>,
	linux-kernel@vger.kernel.org,
	"'discuss@x86-64.org'" <discuss@x86-64.org>
Subject: Re: [discuss] Re: 2.6.13-rc2 with dual way dual core ck804 MB
Date: Wed, 10 Aug 2005 16:49:02 -0700	[thread overview]
Message-ID: <42FA926E.5070901@google.com> (raw)
In-Reply-To: <20050810232614.GC27628@wotan.suse.de>

Andi Kleen wrote:
> On Wed, Aug 10, 2005 at 04:14:19PM -0700, Mike Waychison wrote:
> 
>>YhLu wrote:
>>
>>>andi,
>>>
>>>please refer the patch, it will move cpu_set(, cpu_callin_map) from
>>>smi_callin to start_secondary.
>>
>>
>>This patch fixes an apparent race / lockup on our 2-way dual cores (when 
>>applied against 2.6.12.3).  The machine was locking up after 
>>"Initializing CPU#2".
> 
> 
> The real solution for this issue is the smp_call_function_single patch from Eric
> that I reposted yesterday. Yh's patch just changed the timing slightly.
> 
> 

Indeed.

I had a report here that the smp_call_function_single patch wasn't 
fixing our problem.  I just tried it myself and it appears to also fix 
the problem.

Thanks,

Mike Waychison

  parent reply	other threads:[~2005-08-10 23:49 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-07  0:56 2.6.13-rc2 with dual way dual core ck804 MB YhLu
2005-08-10 23:14 ` Mike Waychison
2005-08-10 23:26   ` [discuss] " Andi Kleen
2005-08-10 23:42     ` yhlu
2005-08-11  0:04       ` Andi Kleen
2005-08-11  0:17         ` yhlu
2005-08-11  0:23           ` yhlu
2005-08-11  0:28             ` Andi Kleen
2005-08-11  0:43               ` yhlu
2005-08-11  0:51                 ` Andi Kleen
2005-08-12  6:59                   ` yhlu
2005-08-12  7:04                     ` yhlu
2005-08-12 13:07                     ` Andi Kleen
2005-08-12 16:18                       ` yhlu
2005-08-12 16:41                         ` Andi Kleen
2005-08-12 17:36                           ` yhlu
2005-08-10 23:49     ` Mike Waychison [this message]
2005-08-10 23:31   ` Peter Buckingham

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