From: Thomas Gleixner <tglx@linutronix.de>
To: speck@linutronix.de
Subject: [patch V9 07/16] SSB 7
Date: Tue, 01 May 2018 17:24:27 +0200 [thread overview]
Message-ID: <20180501152658.648413409@linutronix.de> (raw)
In-Reply-To: 20180501152420.785133537@linutronix.de
Add the CPU feature bit CPUID.7.0.EDX[31] which indicates whether the CPU
supports Reduced Data Speculation.
[ tglx: Split it out from a later patch ]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/include/asm/cpufeatures.h | 1 +
1 file changed, 1 insertion(+)
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -334,6 +334,7 @@
#define X86_FEATURE_SPEC_CTRL (18*32+26) /* "" Speculation Control (IBRS + IBPB) */
#define X86_FEATURE_INTEL_STIBP (18*32+27) /* "" Single Thread Indirect Branch Predictors */
#define X86_FEATURE_ARCH_CAPABILITIES (18*32+29) /* IA32_ARCH_CAPABILITIES MSR (Intel) */
+#define X86_FEATURE_RDS (18*32+31) /* Reduced Data Speculation */
/*
* BUG word(s)
next prev parent reply other threads:[~2018-05-01 15:50 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-01 15:24 [patch V9 00/16] SSB 0 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 01/16] SSB 1 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 02/16] SSB 2 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 03/16] SSB 3 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 04/16] SSB 4 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 05/16] SSB 5 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 06/16] SSB 6 Thomas Gleixner
2018-05-01 15:24 ` Thomas Gleixner [this message]
2018-05-01 15:24 ` [patch V9 08/16] SSB 8 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 09/16] SSB 9 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 10/16] SSB 10 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 11/16] SSB 11 Thomas Gleixner
2018-05-01 19:26 ` Thomas Gleixner
2018-05-01 15:24 ` [patch V9 12/16] SSB 12 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 13/16] SSB 13 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 14/16] SSB 14 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 15/16] SSB 15 Thomas Gleixner
2018-05-01 15:24 ` [patch V9 16/16] SSB 16 Thomas Gleixner
2018-05-01 15:40 ` [patch V9 00/16] SSB Thomas Gleixner
2018-05-01 15:51 ` [patch V9 00/16] SSB 0 - Bundle Thomas Gleixner
2018-05-01 16:11 ` [patch V9 00/16] SSB Thomas Gleixner
2018-05-01 17:22 ` [MODERATED] " Tim Chen
2018-05-01 17:28 ` Thomas Gleixner
2018-05-01 17:31 ` [MODERATED] " Linus Torvalds
2018-05-01 17:36 ` Thomas Gleixner
2018-05-01 19:14 ` [MODERATED] " Borislav Petkov
2018-05-01 19:20 ` Thomas Gleixner
2018-05-01 19:24 ` Thomas Gleixner
2018-05-01 19:28 ` [MODERATED] " Borislav Petkov
2018-05-01 18:12 ` Konrad Rzeszutek Wilk
2018-05-01 18:30 ` Thomas Gleixner
2018-05-01 22:22 ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-01 19:28 ` Tim Chen
2018-05-01 21:54 ` Thomas Gleixner
2018-05-01 22:33 ` [MODERATED] " Tim Chen
2018-05-01 22:46 ` Thomas Gleixner
2018-05-02 5:08 ` [MODERATED] " Jon Masters
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