[Cocci] [Xen-devel] [PATCH v2 3/3] paravirt: rename paravirt_enabled to paravirt_legacy

Borislav Petkov bp at alien8.de
Mon Feb 8 17:52:27 CET 2016


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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