Messages in this thread Patch in this message | | | Date | Tue, 29 Apr 2008 22:10:11 +0400 | From | Cyrill Gorcunov <> | Subject | [PATCH] x86 - hide X86_VM_MASK from userland programs v3 |
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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@gmail.com> ---
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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