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powerpc: Fix asm EMIT_BUG_ENTRY with !CONFIG_BUG

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Instead of not defining it at all, this defines the macro as
being empty, thus avoiding ifdef's in call sites when CONFIG_BUG
is not set.

Also removes an extra whitespace in the existing definition.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Benjamin Herrenschmidt 2008-12-14 19:44:13 +00:00 committed by Paul Mackerras
parent 3045b3cb0b
commit a58f053b93
1 changed files with 10 additions and 1 deletions
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11
arch/powerpc/include/asm/bug.h
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@ -3,6 +3,7 @@
#ifdef __KERNEL__
#include <asm/asm-compat.h>
/*
* Define an illegal instr to trap on the bug.
* We don't use 0 because that marks the end of a function
@ -14,6 +15,7 @@
#ifdef CONFIG_BUG
#ifdef __ASSEMBLY__
#include <asm/asm-offsets.h>
#ifdef CONFIG_DEBUG_BUGVERBOSE
.macro EMIT_BUG_ENTRY addr,file,line,flags
.section __bug_table,"a"
@ -26,7 +28,7 @@
.previous
.endm
#else
.macro EMIT_BUG_ENTRY addr,file,line,flags
.macro EMIT_BUG_ENTRY addr,file,line,flags
.section __bug_table,"a"
5001: PPC_LONG \addr
.short \flags
@ -113,6 +115,13 @@
#define HAVE_ARCH_BUG_ON
#define HAVE_ARCH_WARN_ON
#endif /* __ASSEMBLY __ */
#else
#ifdef __ASSEMBLY__
.macro EMIT_BUG_ENTRY addr,file,line,flags
.endm
#else /* !__ASSEMBLY__ */
#define _EMIT_BUG_ENTRY
#endif
#endif /* CONFIG_BUG */
#include <asm-generic/bug.h>