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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-03-08 11:59:04 +0100
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-03-30 18:25:29 +0200
commit68509cdcde6583ee1a9542899d1270449c7d5903 (patch)
treef53abf61a02388cad83bdbe2a84fae2ff67f5ec3 /arch/x86/include/asm/required-features.h
parentxen: mask XSAVE from cpuid (diff)
downloadlinux-68509cdcde6583ee1a9542899d1270449c7d5903.tar.xz
linux-68509cdcde6583ee1a9542899d1270449c7d5903.zip
x86-64: remove PGE from must-have feature list
PGE may not be available when running paravirtualized, so test the cpuid bit before using it. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include/asm/required-features.h')
-rw-r--r--arch/x86/include/asm/required-features.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/required-features.h b/arch/x86/include/asm/required-features.h
index d5cd6c586881..a4737dddfd58 100644
--- a/arch/x86/include/asm/required-features.h
+++ b/arch/x86/include/asm/required-features.h
@@ -50,7 +50,7 @@
#ifdef CONFIG_X86_64
#define NEED_PSE 0
#define NEED_MSR (1<<(X86_FEATURE_MSR & 31))
-#define NEED_PGE (1<<(X86_FEATURE_PGE & 31))
+#define NEED_PGE 0
#define NEED_FXSR (1<<(X86_FEATURE_FXSR & 31))
#define NEED_XMM (1<<(X86_FEATURE_XMM & 31))
#define NEED_XMM2 (1<<(X86_FEATURE_XMM2 & 31))