x86: cleanup replace most vm86 flags with flags from processor-flags.h, fix

- fix build error
- fix CONFIG_HEADERS_CHECK error

Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild
index 3b8160a..1e35545 100644
--- a/include/asm-x86/Kbuild
+++ b/include/asm-x86/Kbuild
@@ -10,6 +10,7 @@
 header-y += ptrace-abi.h
 header-y += sigcontext32.h
 header-y += ucontext.h
+header-y += processor-flags.h
 
 unifdef-y += e820.h
 unifdef-y += ist.h