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xen-devel
Re: [Xen-devel] Re: [PATCH] xen: drop anti-dependency on X86_VISWS
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To: |
Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx> |
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Subject: |
Re: [Xen-devel] Re: [PATCH] xen: drop anti-dependency on X86_VISWS |
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From: |
Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
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Date: |
Thu, 14 Apr 2011 01:20:22 -0700 |
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Cc: |
"randy.dunlap@xxxxxxxxxx" <randy.dunlap@xxxxxxxxxx>, Jeremy Fitzhardinge <Jeremy.Fitzhardinge@xxxxxxxxxx>, "eric.dumazet@xxxxxxxxx" <eric.dumazet@xxxxxxxxx>, "konrad.wilk@xxxxxxxxxx" <konrad.wilk@xxxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, "virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx" <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx>, "mingo@xxxxxxxxxx" <mingo@xxxxxxxxxx>, "hpa@xxxxxxxxx" <hpa@xxxxxxxxx>, "tglx@xxxxxxxxxxxxx" <tglx@xxxxxxxxxxxxx>, "mirq-linux@xxxxxxxxxxxx" <mirq-linux@xxxxxxxxxxxx>, "pazke@xxxxxxxxx" <pazke@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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On 04/09/2011 03:34 AM, Ian Campbell wrote:
>>> Actually it does - see the "#ifndef CONFIG_X86_CMPXCHG" section
>>> in asm/cmpxchg_32.h.
>> Hm, OK. Still, I'm happiest with that dependency in case someone
>> knobbles the cpu to exclude cmpxchg and breaks things.
> Dropping the TSC patch is sensible though?
You mean dropping the TSC dependency? Yes, I think so.
J
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