linux-kernel - [tip:x86/cpu] x86/cpufeature: Add AMD AVIC bit

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Date:	Tue, 19 Jan 2016 05:37:13 -0800
From:	tip-bot for Borislav Petkov <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	mingo@...nel.org, hpa@...or.com, tglx@...utronix.de,
	peterz@...radead.org, joro@...tes.org,
	torvalds@...ux-foundation.org, luto@...capital.net,
	dvlasenk@...hat.com, bp@...en8.de, brgerst@...il.com,
	linux-kernel@...r.kernel.org, david.kaplan@....com, bp@...e.de,
	thomas.lendacky@....com
Subject: [tip:x86/cpu] x86/cpufeature: Add AMD AVIC bit

Commit-ID:  a1ff5726081858a9ad98934eff7af6616c576875
Gitweb:     http://git.kernel.org/tip/a1ff5726081858a9ad98934eff7af6616c576875
Author:     Borislav Petkov <bp@...e.de>
AuthorDate: Sat, 16 Jan 2016 10:58:12 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 19 Jan 2016 08:29:28 +0100

x86/cpufeature: Add AMD AVIC bit

CPUID Fn8000_000A_EDX[13] denotes support for AMD's Virtual
Interrupt controller, i.e., APIC virtualization.

Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: Andy Lutomirski <luto@...capital.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Brian Gerst <brgerst@...il.com>
Cc: David Kaplan <david.kaplan@....com>
Cc: Denys Vlasenko <dvlasenk@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Joerg Roedel <joro@...tes.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Tom Lendacky <thomas.lendacky@....com>
Link: http://lkml.kernel.org/r/1452938292-12327-1-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/asm/cpufeature.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 7ad8c94..bbf166e 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -268,6 +268,7 @@
 #define X86_FEATURE_DECODEASSISTS (15*32+ 7) /* Decode Assists support */
 #define X86_FEATURE_PAUSEFILTER (15*32+10) /* filtered pause intercept */
 #define X86_FEATURE_PFTHRESHOLD (15*32+12) /* pause filter threshold */
+#define X86_FEATURE_AVIC	(15*32+13) /* Virtual Interrupt Controller */
 
 /*
  * BUG word(s)