x86: Fix ASM_X86__ header guards
Change header guards named "ASM_X86__*" to "_ASM_X86_*" since:
a. the double underscore is ugly and pointless.
b. no leading underscore violates namespace constraints.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/arch/x86/include/asm/atomic_64.h b/arch/x86/include/asm/atomic_64.h
index 2cb218c..279d2a7 100644
--- a/arch/x86/include/asm/atomic_64.h
+++ b/arch/x86/include/asm/atomic_64.h
@@ -1,5 +1,5 @@
-#ifndef ASM_X86__ATOMIC_64_H
-#define ASM_X86__ATOMIC_64_H
+#ifndef _ASM_X86_ATOMIC_64_H
+#define _ASM_X86_ATOMIC_64_H
#include <asm/alternative.h>
#include <asm/cmpxchg.h>
@@ -470,4 +470,4 @@
#define smp_mb__after_atomic_inc() barrier()
#include <asm-generic/atomic.h>
-#endif /* ASM_X86__ATOMIC_64_H */
+#endif /* _ASM_X86_ATOMIC_64_H */