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Re: [RFC][PATCH 0/2] x86: Add "virt flags"
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From:
H. Peter Anvin <hpa@...>
To: Ingo Molnar <mingo@...>
Cc: Sheng Yang <sheng.yang@...>, Avi Kivity <avi@...>, <linux-kernel@...>, Thomas Gleixner <tglx@...>
Subject:
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
Date: Monday, September 8, 2008 - 1:17 pm
H. Peter Anvin wrote:
quoted text
> Ingo Molnar wrote: >> >> hm, i think extending the already existing flags category sounds like >> a better solution than the separate virtual CPU flags line in >> /proc/cpuinfo. We already have self-invented flag entries (such as >> X86_FEATURE_NOPL), and adding more for virtualization would be quite >> natural to do, as long as it's reasonably close to the meaning of a >> 'CPU feature'. >> >> Peter, what would be your preference? >> > > It probably makes sense to separate these out as a separate word, > especially if they come from the hardware in any reasonable way. But > yes, adding them to the feature array makes sense. >
Just to clarify: I'm suggesting adding these to the existing feature flags array, in a separate binary word. -hpa --
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Messages in current thread:
[RFC][PATCH 0/2] x86: Add "virt flags"
, Sheng Yang
, (Mon Sep 8, 6:42 am)
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
, Ingo Molnar
, (Mon Sep 8, 10:09 am)
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
, H. Peter Anvin
, (Mon Sep 8, 11:30 am)
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
, H. Peter Anvin
, (Mon Sep 8, 1:17 pm)
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
, Yang, Sheng
, (Mon Sep 8, 11:32 pm)
Re: [RFC][PATCH 0/2] x86: Add "virt flags"
, Andi Kleen
, (Mon Sep 8, 10:04 am)
[PATCH 2/2] x86: Add "virt flags" in /proc/cpuinfo
, Sheng Yang
, (Mon Sep 8, 6:42 am)
[PATCH 1/2] x86: Move VMX MSRs to msr-index.h
, Sheng Yang
, (Mon Sep 8, 6:42 am)
Re: [PATCH 1/2] x86: Move VMX MSRs to msr-index.h
, Avi Kivity
, (Tue Sep 9, 9:47 am)
Re: [PATCH 1/2] x86: Move VMX MSRs to msr-index.h
, Yang, Sheng
, (Wed Sep 10, 6:44 am)
Re: [PATCH 1/2] x86: Move VMX MSRs to msr-index.h
, Avi Kivity
, (Wed Sep 10, 10:30 am)
Re: [PATCH 1/2] x86: Move VMX MSRs to msr-index.h
, Yang, Sheng
, (Wed Sep 10, 9:56 pm)
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