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From: "Siddha, Suresh B" <suresh.b.siddha@intel.com>
To: Andi Kleen <ak@suse.de>
Cc: Ingo Molnar <mingo@elte.hu>, Andrew Morton <akpm@osdl.org>,
	linux-kernel@vger.kernel.org, ashok.raj@intel.com
Subject: Re: [patch] genapic: optimize & fix APIC mode setup
Date: Sun, 12 Nov 2006 17:50:51 -0800	[thread overview]
Message-ID: <20061112175050.A17720@unix-os.sc.intel.com> (raw)
In-Reply-To: <200611111620.24551.ak@suse.de>; from ak@suse.de on Sat, Nov 11, 2006 at 04:20:24PM +0100

On Sat, Nov 11, 2006 at 04:20:24PM +0100, Andi Kleen wrote:
> On Saturday 11 November 2006 16:14, Ingo Molnar wrote:
> > 
> >  - removed the CPU hotplug hacks, switching the default for small
> >    systems back from phys-flat to logical-flat. The switching to logical 
> >    flat mode on small systems fixed sporadic ethernet driver timeouts i 
> >    was getting on a dual-core Athlon64 system:
> 
> That will break CPU hotplug on some Intel systems (Ashok can give details) 

There is an issue of using clustered mode along with cpu hotplug. More details
are at the below link.

http://marc.theaimsgroup.com/?l=linux-kernel&m=113261865814107&w=2

thanks,
suresh

  parent reply	other threads:[~2006-11-13  2:13 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-11 15:14 [patch] genapic: optimize & fix APIC mode setup Ingo Molnar
2006-11-11 15:20 ` Andi Kleen
2006-11-11 15:27   ` Ingo Molnar
2006-11-11 15:39   ` Ingo Molnar
2006-11-13  1:50   ` Siddha, Suresh B [this message]
2006-11-13  2:32     ` Andi Kleen
2006-11-13  8:16       ` Ingo Molnar
2006-11-13  9:08         ` Andi Kleen
2006-11-13 14:05           ` Ingo Molnar
2006-11-13 14:29             ` Andi Kleen
2006-11-13 15:04               ` Ingo Molnar
2006-11-13 16:10                 ` Andi Kleen
2006-11-13 16:32                   ` Ingo Molnar
2006-11-13 18:03                     ` Siddha, Suresh B
2006-11-13 18:42                       ` Ingo Molnar
2006-11-13 18:30                         ` Siddha, Suresh B
2006-11-13 19:04                           ` Ingo Molnar
2006-11-13 18:58                             ` Siddha, Suresh B
2006-11-13 19:31                         ` Ashok Raj
2006-11-13 19:08                     ` Ingo Molnar
2006-11-13 14:14           ` Ingo Molnar
2006-11-13  8:43     ` Ingo Molnar
2006-11-13 17:34       ` Siddha, Suresh B

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