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c8538a7aa5
This patch eliminates all kernel BUGs, trims about 35k off the typical kernel, and makes the system slightly faster. Signed-off-by: Matt Mackall <mpm@selenic.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
27 lines
542 B
C
27 lines
542 B
C
#ifndef _I386_BUG_H
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#define _I386_BUG_H
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#include <linux/config.h>
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/*
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* Tell the user there is some problem.
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* The offending file and line are encoded after the "officially
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* undefined" opcode for parsing in the trap handler.
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*/
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#ifdef CONFIG_BUG
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#define HAVE_ARCH_BUG
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#ifdef CONFIG_DEBUG_BUGVERBOSE
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#define BUG() \
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__asm__ __volatile__( "ud2\n" \
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"\t.word %c0\n" \
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"\t.long %c1\n" \
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: : "i" (__LINE__), "i" (__FILE__))
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#else
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#define BUG() __asm__ __volatile__("ud2\n")
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#endif
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#endif
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#include <asm-generic/bug.h>
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#endif
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