mirror of
https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux
synced 2025-11-04 16:52:06 +10:00
ba755f8ec8
With commit 63dc68a8cf, kernel can not
handle BUG() and BUG_ON() properly since get_user() returns false for
kernel code. Use __get_user() to skip unnecessary access_ok(). This
patch also make BRK_BUG code encoded in the TNE instruction.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
34 lines
558 B
C
34 lines
558 B
C
#ifndef __ASM_BUG_H
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#define __ASM_BUG_H
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#include <asm/sgidefs.h>
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#ifdef CONFIG_BUG
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#include <asm/break.h>
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#define BUG() \
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do { \
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__asm__ __volatile__("break %0" : : "i" (BRK_BUG)); \
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} while (0)
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#define HAVE_ARCH_BUG
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#if (_MIPS_ISA > _MIPS_ISA_MIPS1)
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#define BUG_ON(condition) \
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do { \
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__asm__ __volatile__("tne $0, %0, %1" \
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: : "r" (condition), "i" (BRK_BUG)); \
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} while (0)
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#define HAVE_ARCH_BUG_ON
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#endif /* _MIPS_ISA > _MIPS_ISA_MIPS1 */
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#endif
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#include <asm-generic/bug.h>
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#endif /* __ASM_BUG_H */
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