From: "tip-bot for H. Peter Anvin" <hpa@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org,
tglx@linutronix.de
Subject: [tip:x86/cpufeature] x86, cpufeature: Add feature bit for SMAP
Date: Sun, 9 Sep 2012 12:02:53 -0700 [thread overview]
Message-ID: <tip-ethzcr5nipikl6hd5q8ssepq@git.kernel.org> (raw)
Commit-ID: 05194cfc547528a01d655262c49da3b1311c4b11
Gitweb: http://git.kernel.org/tip/05194cfc547528a01d655262c49da3b1311c4b11
Author: H. Peter Anvin <hpa@zytor.com>
AuthorDate: Sun, 9 Sep 2012 11:12:04 -0700
Committer: H. Peter Anvin <hpa@zytor.com>
CommitDate: Sun, 9 Sep 2012 11:12:04 -0700
x86, cpufeature: Add feature bit for SMAP
Add CPUID feature bit for Supervisor Mode Access Prevention (SMAP).
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Link: http://lkml.kernel.org/n/tip-ethzcr5nipikl6hd5q8ssepq@git.kernel.org
---
arch/x86/include/asm/cpufeature.h | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 6b7ee5f..633b617 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -209,6 +209,7 @@
#define X86_FEATURE_RTM (9*32+11) /* Restricted Transactional Memory */
#define X86_FEATURE_RDSEED (9*32+18) /* The RDSEED instruction */
#define X86_FEATURE_ADX (9*32+19) /* The ADCX and ADOX instructions */
+#define X86_FEATURE_SMAP (9*32+20) /* Supervisor Mode Access Prevention */
#if defined(__KERNEL__) && !defined(__ASSEMBLY__)
reply other threads:[~2012-09-09 19:03 UTC|newest]
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