[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Intel: Overly restrictive test for availablility of CPUID masking MSRs?
On Tue, 2010-03-02 at 14:11 +0000, Ian Campbell wrote: > > Is there a more precise way of detecting the presence of this > > capability? I've seen: > > family > 0x6 || (model > 0x17 || (model = 0x17 && stepping >= 4)) > > suggested but this looks like it matches exactly the same set of > > processors as the "eax < 0x00010674" in the code before aab9fbd6ffa0 > > which was apparently too lenient? Or alternatively, is there any reason we can't just use wrmsr_safe instead to gracefully handle processors which can't cope? Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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