From: Ben Guthro <bguthro@virtualiron.com>
To: Jean Guyader <jean.guyader@eu.citrix.com>
Cc: xen-devel <xen-devel@lists.xensource.com>
Subject: Re: VCPU cores & sockets
Date: Tue, 17 Jun 2008 12:39:13 -0400 [thread overview]
Message-ID: <4857E8B1.4050104@virtualiron.com> (raw)
In-Reply-To: <4857DF06.3080407@eu.citrix.com>
my mistake - I was looking at a rather old version of the file
Jean Guyader wrote on 06/17/2008 11:57 AM:
> Ben Guthro wrote:
>> so...if I read your patch, and the intel manual properly -
>> CPUID.4:EAX[31:26] + 1 is the number of cores...
>>
>> ...
>> # '4:eax=0x3,ebx=0x0,ecx=0x0,edx=0x0',
>> # '0x80000000:eax=0x3,ebx=0x0,ecx=0x0,edx=0x0']
>> ...
>>
>> This would set the EAX of leaf 4 to 3 - indicating a dual core
>> processor?
>>
>> Am I understanding that config file correctly?
>>
>
> My previous patch has nothing to do with that.
> What you are looking for is just above in this file.
>
next prev parent reply other threads:[~2008-06-17 16:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-17 14:30 VCPU cores & sockets Ben Guthro
2008-06-17 14:44 ` Jean Guyader
2008-06-17 15:52 ` Ben Guthro
2008-06-17 15:57 ` Jean Guyader
2008-06-17 16:39 ` Ben Guthro [this message]
2008-06-17 15:53 ` Keir Fraser
2008-06-17 15:56 ` Ben Guthro
2008-06-17 16:02 ` Keir Fraser
2008-06-17 16:03 ` Samuel Thibault
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