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>

diff --git a/arch/x86/include/asm/required-features.h b/arch/x86/include/asm/required-features.h
index d5cd6c586881f89639d486a92033d3ce19442ca0..a4737dddfd5878da05d20fb819592fc58a117a47 100644 (file)
--- 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))