From: "Yang, Sheng" <sheng.yang@intel.com>
To: kvm@vger.kernel.org
Cc: Chris Lalancette <clalance@redhat.com>
Subject: Re: [PATCH] [REPOST]: Fake emulate Intel perfctr MSRs
Date: Thu, 19 Jun 2008 19:37:31 +0800 [thread overview]
Message-ID: <200806191937.31593.sheng.yang@intel.com> (raw)
In-Reply-To: <485A0772.1050606@redhat.com>
On Thursday 19 June 2008 15:14:58 Chris Lalancette wrote:
> Attached is a patch for fake emulating Intel perfctr MSRs, similar to the
> recent patch to fake emulate the AMD perfctr MSRs. This is needed for a
> reason similar for the previous patch; older linux guests (in this case,
> 2.6.9) can attempt to access the MSR's without a fixup section, and
> injecting a GPF kills the guest. Tested by me on RHEL-4 i386 and x86_64
> guests, as well as F-9 guests.
>
> Signed-off-by: Chris Lalancette <clalance@redhat.com>
Hi, Chris
It seems you can use something like MSR_P6_EVNTSEL0 to avoid brought in new
#include? :)
(BTW: these four MSRs are P6 architecture specific ones, and two of them
shared by Pentium architecture)
--
Thanks
Yang, Sheng
next prev parent reply other threads:[~2008-06-19 11:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-19 7:14 [PATCH] [REPOST]: Fake emulate Intel perfctr MSRs Chris Lalancette
2008-06-19 11:37 ` Yang, Sheng [this message]
2008-06-20 7:39 ` Chris Lalancette
-- strict thread matches above, loose matches on Subject: below --
2008-06-20 7:51 [PATCH][REPOST]: " Chris Lalancette
2008-06-29 9:24 ` Avi Kivity
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