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yaml --- r: 38232 b: refs/heads/master c: 8ccb3dc h: refs/heads/master v: v3
git-mirror · Oct 3, 2006 · 7db2d83 · 7db2d83
1 parent 50491c4
commit 7db2d83
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 63c422afe3739b68bec0b5c42807d1450c951caf
+refs/heads/master: 8ccb3dcd1f8e80e8702642e1de26541b52f6bb7c
diff --git a/trunk/arch/i386/kernel/cpu/common.c b/trunk/arch/i386/kernel/cpu/common.c
@@ -184,7 +184,16 @@ static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c, int early)
 
 static int __init x86_fxsr_setup(char * s)
 {
+	/* Tell all the other CPU's to not use it... */
 	disable_x86_fxsr = 1;
+
+	/*
+	 * ... and clear the bits early in the boot_cpu_data
+	 * so that the bootup process doesn't try to do this
+	 * either.
+	 */
+	clear_bit(X86_FEATURE_FXSR, boot_cpu_data.x86_capability);
+	clear_bit(X86_FEATURE_XMM, boot_cpu_data.x86_capability);
 	return 1;
 }
 __setup("nofxsr", x86_fxsr_setup);