[PATCH] x86 - hide X86_VM_MASK from userland programs v3

From: Cyrill Gorcunov
Date: Tue Apr 29 2008 - 14:11:22 EST


X86_VM_MASK is kernel specific flags so hide it from userland programs.

It should be defined *before* ptrace.h inclusion because of circular
link between these files

Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
---

David as you see we can't use existing CONFIG_VM86 for this purpose.
But that is my fault - I was to check this before cooking the patch.

Index: linux-2.6.git/include/asm-x86/vm86.h
===================================================================
--- linux-2.6.git.orig/include/asm-x86/vm86.h 2008-04-29 21:57:04.000000000 +0400
+++ linux-2.6.git/include/asm-x86/vm86.h 2008-04-29 21:59:15.000000000 +0400
@@ -14,12 +14,6 @@

#include <asm/processor-flags.h>

-#ifdef CONFIG_VM86
-#define X86_VM_MASK X86_EFLAGS_VM
-#else
-#define X86_VM_MASK 0 /* No VM86 support */
-#endif
-
#define BIOSSEG 0x0f000

#define CPU_086 0
@@ -133,6 +127,13 @@ struct vm86plus_struct {
};

#ifdef __KERNEL__
+
+#ifdef CONFIG_VM86
+#define X86_VM_MASK X86_EFLAGS_VM
+#else
+#define X86_VM_MASK 0 /* No VM86 support */
+#endif
+
/*
* This is the (kernel) stack-layout when we have done a "SAVE_ALL" from vm86
* mode - the main change is that the old segment descriptors aren't
--
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