From: Davidlohr Bueso <dave@gnu.org>
To: "H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@redhat.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
kvm list <kvm@vger.kernel.org>,
x86@kernel.org
Subject: [PATCH] x86, amd: rename vmmu support capability
Date: Fri, 13 Jul 2012 20:02:55 +0200 [thread overview]
Message-ID: <1342202575.2706.4.camel@offbook> (raw)
From: Davidlohr Bueso <dave@gnu.org>
AMD has renamed nested page table technology to rapid virtualization indexing,
reflect this change in the kernel.
Signed-off-by: Davidlohr Bueso <dave@gnu.org>
---
arch/x86/include/asm/cpufeature.h | 2 +-
arch/x86/kernel/cpu/scattered.c | 2 +-
arch/x86/kvm/svm.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index f91e80f..a6fa778 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -185,7 +185,7 @@
#define X86_FEATURE_FLEXPRIORITY (8*32+ 2) /* Intel FlexPriority */
#define X86_FEATURE_EPT (8*32+ 3) /* Intel Extended Page Table */
#define X86_FEATURE_VPID (8*32+ 4) /* Intel Virtual Processor ID */
-#define X86_FEATURE_NPT (8*32+ 5) /* AMD Nested Page Table support */
+#define X86_FEATURE_RVI (8*32+ 5) /* AMD Rapid Virtualization Indexing support */
#define X86_FEATURE_LBRV (8*32+ 6) /* AMD LBR Virtualization support */
#define X86_FEATURE_SVML (8*32+ 7) /* "svm_lock" AMD SVM locking MSR */
#define X86_FEATURE_NRIPS (8*32+ 8) /* "nrip_save" AMD SVM next_rip save */
diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c
index ee8e9ab..78ec9e6 100644
--- a/arch/x86/kernel/cpu/scattered.c
+++ b/arch/x86/kernel/cpu/scattered.c
@@ -41,7 +41,7 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c)
{ X86_FEATURE_XSAVEOPT, CR_EAX, 0, 0x0000000d, 1 },
{ X86_FEATURE_CPB, CR_EDX, 9, 0x80000007, 0 },
{ X86_FEATURE_HW_PSTATE, CR_EDX, 7, 0x80000007, 0 },
- { X86_FEATURE_NPT, CR_EDX, 0, 0x8000000a, 0 },
+ { X86_FEATURE_RVI, CR_EDX, 0, 0x8000000a, 0 },
{ X86_FEATURE_LBRV, CR_EDX, 1, 0x8000000a, 0 },
{ X86_FEATURE_SVML, CR_EDX, 2, 0x8000000a, 0 },
{ X86_FEATURE_NRIPS, CR_EDX, 3, 0x8000000a, 0 },
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index f75af40..6863898 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -900,7 +900,7 @@ static __init int svm_hardware_setup(void)
goto err;
}
- if (!boot_cpu_has(X86_FEATURE_NPT))
+ if (!boot_cpu_has(X86_FEATURE_RVI))
npt_enabled = false;
if (npt_enabled && !npt) {
--
1.7.4.1
next reply other threads:[~2012-07-13 18:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 18:02 Davidlohr Bueso [this message]
2012-07-14 10:19 ` [PATCH] x86, amd: rename vmmu support capability Borislav Petkov
2012-07-14 13:33 ` Davidlohr Bueso
2012-07-14 13:38 ` H. Peter Anvin
2012-07-14 14:28 ` Davidlohr Bueso
2012-07-14 17:32 ` Borislav Petkov
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