Re: [tip:x86/cpu] x86, cpu: RDC doesn't have CPUID, which is what c_ident is
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- Subject: Re: [tip:x86/cpu] x86, cpu: RDC doesn't have CPUID, which is what c_ident is
- From: "H. Peter Anvin" <hpa@xxxxxxxxxxxxxxx>
- Date: Wed, 04 Aug 2010 13:14:47 -0700
- Cc: mingo@xxxxxxxxxx, hpa@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, florian@xxxxxxxxxxx, mark@xxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, Ingo Molnar <mingo@xxxxxxx>, linux-tip-commits@xxxxxxxxxxxxxxx
- In-reply-to: <646233.80914.qm@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
- Organization: Intel Open Source Technology Center
- User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.7) Gecko/20100720 Fedora/3.1.1-1.fc13 Thunderbird/3.1.1
On 08/04/2010 02:12 AM, bifferos wrote:
>
> I couldn't reproduce this with 2.6.35 (without Peter's change),
> I was trying on VirtualBox. If the detection code is causing a
> problem we can just skip it if the CPU has cpuid.
>
> Incidentally if you need some hardware to test the RDC port on I can
> arrange that.
>
Incidentally, please do note that there is no concrete benefit to this
"support", since all it does is replicate information in /proc/cpuinfo
that is already available through lspci.
-hpa
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