From: Yinghai Lu <Yinghai.Lu@Sun.COM>
To: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
kiran@scalemp.com, shai@scalemp.com
Subject: Re: [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box v2
Date: Sun, 24 Feb 2008 15:00:52 -0800 [thread overview]
Message-ID: <200802241500.52860.yinghai.lu@sun.com> (raw)
In-Reply-To: <20080224122903.GC13637@one.firstfloor.org>
On Sunday 24 February 2008 04:29:03 am Andi Kleen wrote:
> On Sat, Feb 23, 2008 at 09:48:42PM -0800, Yinghai Lu wrote:
> >
> > quad core 8 socket system will have apic id lifting.the apic id range could
> > be [4, 0x23]. and apic_is_clustered_box will think that need to three clusters
> > and that is large than 2. So it is treated as clustered_box.
>
> Ok I see you chose the quick hack over doing it properly ...
>
> >
> > and will get
> >
> > Marking TSC unstable due to TSCs unsynchronized
> >
> > even the CPUs have X86_FEATURE_CONSTANT_TSC set.
>
> I doubt that will do the right thing on AMD based vSMP,
> which also required the cluster check on AMD iirc.
>
> Cc'ed Kiran/Shai. damage has already hit x86 tree I believe.
do you have bootlog for these box?
IBM summit2, Unisys es70000, and system from scalemp..
DMI could tell the difference?
YH
next prev parent reply other threads:[~2008-02-24 22:52 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-21 10:58 [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box Yinghai Lu
2008-02-22 12:25 ` Andi Kleen
2008-02-22 19:02 ` Yinghai Lu
2008-02-22 19:00 ` Andi Kleen
2008-02-22 19:04 ` Yinghai Lu
2008-02-22 19:07 ` Andi Kleen
2008-02-22 19:07 ` Yinghai Lu
2008-02-22 19:10 ` Andi Kleen
2008-02-23 8:55 ` Yinghai Lu
2008-02-24 5:48 ` [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box v2 Yinghai Lu
2008-02-24 7:50 ` Ingo Molnar
2008-02-24 12:29 ` Andi Kleen
2008-02-24 23:00 ` Yinghai Lu [this message]
2008-02-25 1:52 ` Yinghai Lu
2008-02-25 2:32 ` Yinghai Lu
2008-02-25 5:36 ` [PATCH] x86_64: for apic_is_clustered_box for vsmp v2 Yinghai Lu
2008-02-25 6:43 ` [PATCH] x86: vSMP selection in config Yinghai Lu
2008-02-26 19:40 ` Kconfig configuration restore bug [Was: x86: vSMP selection in config] Sam Ravnborg
2008-02-27 2:59 ` Roman Zippel
2008-02-29 4:09 ` [PATCH 1/3] fix recursive dependencies Roman Zippel
2008-02-29 5:05 ` Yinghai Lu
2008-02-29 13:22 ` Roman Zippel
2008-02-29 17:40 ` Sam Ravnborg
2008-02-29 20:05 ` Ingo Molnar
2008-02-29 20:04 ` Ingo Molnar
2008-02-29 4:10 ` [PATCH 2/3] fix choice dependency check Roman Zippel
2008-04-28 21:08 ` Sam Ravnborg
2008-02-29 4:11 ` [PATCH 3/3] add named choice group Roman Zippel
2008-02-26 20:05 ` [PATCH] x86: vSMP selection in config Sam Ravnborg
2008-02-26 21:03 ` Yinghai Lu
2008-02-25 5:39 ` [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box v2 Yinghai Lu
2008-02-25 19:08 ` Ravikiran Thirumalai
2008-02-25 22:05 ` Yinghai Lu
2008-02-26 3:39 ` Ravikiran Thirumalai
2008-02-26 3:46 ` Andi Kleen
2008-02-26 4:05 ` Ravikiran Thirumalai
2008-02-26 5:27 ` Yinghai Lu
2008-02-26 18:42 ` Ravikiran Thirumalai
2008-02-26 19:00 ` Yinghai Lu
2008-02-26 20:32 ` Ravikiran Thirumalai
2008-02-26 21:09 ` Yinghai Lu
2008-02-26 21:10 ` Yinghai Lu
2008-02-26 21:24 ` Ravikiran Thirumalai
2008-02-26 23:16 ` Yinghai Lu
2008-02-26 23:31 ` Ravikiran Thirumalai
2008-02-26 23:41 ` Yinghai Lu
2008-02-22 19:08 ` [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box Yinghai Lu
2008-02-22 18:59 ` Andi Kleen
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