linux-kernel - [PATCH v7 3/4] x86/cpufeature: Add PHIR3MWAIT to CPU features

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Message-Id: <1477662595-21011-4-git-send-email-grzegorz.andrejczuk@intel.com>
Date:   Fri, 28 Oct 2016 15:49:54 +0200
From:   Grzegorz Andrejczuk <grzegorz.andrejczuk@...el.com>
To:     tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, x86@...nel.org
Cc:     bp@...e.de, dave.hansen@...ux.intel.com, lukasz.daniluk@...el.com,
        james.h.cownie@...el.com, jacob.jun.pan@...el.com,
        Piotr.Luc@...el.com, linux-kernel@...r.kernel.org,
        Grzegorz Andrejczuk <grzegorz.andrejczuk@...el.com>
Subject: [PATCH v7 3/4] x86/cpufeature: Add PHIR3MWAIT to CPU features

Add Intel Xeon Phi x200 (KnightsLanding) cpu feature - ring 3 monitor/mwait

Signed-off-by: Grzegorz Andrejczuk <grzegorz.andrejczuk@...el.com>
---
 arch/x86/include/asm/cpufeatures.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index 92a8308..eb88eeb 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -101,6 +101,7 @@
 #define X86_FEATURE_TSC_RELIABLE ( 3*32+23) /* TSC is known to be reliable */
 #define X86_FEATURE_NONSTOP_TSC	( 3*32+24) /* TSC does not stop in C states */
 /* free, was #define X86_FEATURE_CLFLUSH_MONITOR ( 3*32+25) * "" clflush reqd with monitor */
+#define X86_FEATURE_PHIR3MWAIT	( 3*32+25) /* Xeon Phi x200 ring 3 MONITOR/MWAIT */
 #define X86_FEATURE_EXTD_APICID	( 3*32+26) /* has extended APICID (8 bits) */
 #define X86_FEATURE_AMD_DCM     ( 3*32+27) /* multi-node processor */
 #define X86_FEATURE_APERFMPERF	( 3*32+28) /* APERFMPERF */
-- 
2.5.1