Messages in this thread | | | Date | Mon, 8 Feb 2016 17:52:27 +0100 | From | Borislav Petkov <> | Subject | Re: [Xen-devel] [PATCH v2 3/3] paravirt: rename paravirt_enabled to paravirt_legacy |
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On Mon, Feb 08, 2016 at 11:41:16AM -0500, Boris Ostrovsky wrote: > Keep in mind that Xen PV doesn't go through startup_32|64(). It starts at > xen_start_kernel (save for a small stub before that), which sets pvops. It > "joins" regular/baremetal code in > i386_start_kernel/x86_64_start_reservation().
Ah, so one more reason not to do the CPUID thing for the early loader.
So it's up to you how to replace that paravirt_enabled() thing - CPUID or test static_cpu_has(X86_FEATURE_XENPV)...
-- Regards/Gruss, Boris.
ECO tip #101: Trim your mails when you reply.
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