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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:26:12 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-28 16:26:12 +0100 |
| commit | 7a9787e1eba95a166265e6a260cf30af04ef0a99 (patch) | |
| tree | e730a4565e0318140d2fbd2f0415d18a339d7336 /arch/x86/include/asm/bug.h | |
| parent | 41b9eb264c8407655db57b60b4457fe1b2ec9977 (diff) | |
| parent | 0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff) | |
| download | linux-7a9787e1eba95a166265e6a260cf30af04ef0a99.tar.bz2 | |
Merge commit 'v2.6.28-rc2' into x86/pci-ioapic-boot-irq-quirks
Diffstat (limited to 'arch/x86/include/asm/bug.h')
| -rw-r--r-- | arch/x86/include/asm/bug.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h new file mode 100644 index 000000000000..3def2065fcea --- /dev/null +++ b/arch/x86/include/asm/bug.h @@ -0,0 +1,39 @@ +#ifndef _ASM_X86_BUG_H +#define _ASM_X86_BUG_H + +#ifdef CONFIG_BUG +#define HAVE_ARCH_BUG + +#ifdef CONFIG_DEBUG_BUGVERBOSE + +#ifdef CONFIG_X86_32 +# define __BUG_C0 "2:\t.long 1b, %c0\n" +#else +# define __BUG_C0 "2:\t.quad 1b, %c0\n" +#endif + +#define BUG() \ +do { \ + asm volatile("1:\tud2\n" \ + ".pushsection __bug_table,\"a\"\n" \ + __BUG_C0 \ + "\t.word %c1, 0\n" \ + "\t.org 2b+%c2\n" \ + ".popsection" \ + : : "i" (__FILE__), "i" (__LINE__), \ + "i" (sizeof(struct bug_entry))); \ + for (;;) ; \ +} while (0) + +#else +#define BUG() \ +do { \ + asm volatile("ud2"); \ + for (;;) ; \ +} while (0) +#endif + +#endif /* !CONFIG_BUG */ + +#include <asm-generic/bug.h> +#endif /* _ASM_X86_BUG_H */ |