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[Xen-devel] [PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instead of

To: Keir Fraser <keir@xxxxxxx>
Subject: [Xen-devel] [PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7
From: "Li, Xin" <xin.li@xxxxxxxxx>
Date: Tue, 31 May 2011 07:39:12 +0800
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Thread-topic: [PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7
CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7.

... make it consistent with native Linux.

Signed-off-by: Li Xin <xin.li@xxxxxxxxx>

diff -r d7c755c25bb9 xen/include/asm-x86/cpufeature.h
--- a/xen/include/asm-x86/cpufeature.h  Sat May 28 08:58:08 2011 +0100
+++ b/xen/include/asm-x86/cpufeature.h  Tue May 31 07:34:34 2011 +0800
@@ -142,7 +142,7 @@
 #define X86_FEATURE_TOPOEXT     (6*32+22) /* topology extensions CPUID leafs */

 /* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx), word 9 */
-#define X86_FEATURE_FSGSBASE   (7*32+ 0) /* {RD,WR}{FS,GS}BASE instructions */
+#define X86_FEATURE_FSGSBASE   (9*32+ 0) /* {RD,WR}{FS,GS}BASE instructions */

 #define cpu_has(c, bit)                test_bit(bit, (c)->x86_capability)
 #define boot_cpu_has(bit)      test_bit(bit, boot_cpu_data.x86_capability)

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