From: bp@alien8.de (Borislav Petkov)
Date: Mon, 8 Feb 2016 17:52:27 +0100
Subject: [Cocci] [Xen-devel] [PATCH v2 3/3] paravirt: rename
 paravirt_enabled to paravirt_legacy
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To: cocci@systeme.lip6.fr
List-Id: cocci@systeme.lip6.fr

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.