kernel-ark/include/asm-x86_64/bug.h
Alexander Nyberg 4f60fdf613 [PATCH] x86_64: CONFIG_BUG=n fixes
Fixes some !CONFIG_BUG warnings:
include/asm/mmu_context.h: I funktion `switch_mm':
include/asm/mmu_context.h:57: varning: implicit declaration of function `out_of_line_bug'

Signed-off-by: Alexander Nyberg <alexn@telia.com>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-05-25 15:31:28 -07:00

30 lines
653 B
C

#ifndef __ASM_X8664_BUG_H
#define __ASM_X8664_BUG_H 1
#include <linux/stringify.h>
/*
* Tell the user there is some problem. The exception handler decodes
* this frame.
*/
struct bug_frame {
unsigned char ud2[2];
/* should use 32bit offset instead, but the assembler doesn't
like it */
char *filename;
unsigned short line;
} __attribute__((packed));
#ifdef CONFIG_BUG
#define HAVE_ARCH_BUG
#define BUG() \
asm volatile("ud2 ; .quad %c1 ; .short %c0" :: \
"i"(__LINE__), "i" (__stringify(__FILE__)))
void out_of_line_bug(void);
#else
static inline void out_of_line_bug(void) { }
#endif
#include <asm-generic/bug.h>
#endif