[tip:x86/xen] x86-64: remove PGE from must-have feature list

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Commit-ID:  68509cdcde6583ee1a9542899d1270449c7d5903
Gitweb:     http://git.kernel.org/tip/68509cdcde6583ee1a9542899d1270449c7d5903
Author:     Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
AuthorDate: Sun, 8 Mar 2009 03:59:04 -0700
Committer:  Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
CommitDate: Mon, 30 Mar 2009 09:25:29 -0700

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@xxxxxxxxxx>


---
 arch/x86/include/asm/required-features.h |    2 +-
 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 d5cd6c5..a4737dd 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))
--
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