cregit-Linux how code gets into the kernel

Release 4.14 arch/frv/include/asm/bug.h

/* bug.h: FRV bug trapping
 *
 * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
#ifndef _ASM_BUG_H

#define _ASM_BUG_H

#include <linux/linkage.h>

#ifdef CONFIG_BUG
/*
 * Tell the user there is some problem.
 */
extern asmlinkage void __debug_bug_trap(int signr);

#ifdef CONFIG_NO_KERNEL_MSG

#define	_debug_bug_printk()
#else
extern void __debug_bug_printk(const char *file, unsigned line);

#define	_debug_bug_printk() __debug_bug_printk(__FILE__, __LINE__)
#endif


#define _debug_bug_trap(signr)			\
do {                                            \
        __debug_bug_trap(signr);                \
        asm volatile("nop");                    \
} while(1)


#define HAVE_ARCH_BUG

#define BUG()					\
do {                                            \
        _debug_bug_printk();                    \
        _debug_bug_trap(6 /*SIGABRT*/);              \
} while (0)

#ifdef CONFIG_GDBSTUB

#define HAVE_ARCH_KGDB_RAISE

#define kgdb_raise(signr) do { _debug_bug_trap(signr); } while(0)


#define HAVE_ARCH_KGDB_BAD_PAGE

#define kgdb_bad_page(page) do { kgdb_raise(SIGABRT); } while(0)
#endif

#endif /* CONFIG_BUG */

#include <asm-generic/bug.h>

extern void die_if_kernel(const char *, ...) __attribute__((format(printf, 1, 2)));

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells12096.00%480.00%
Matt Mackall54.00%120.00%
Total125100.00%5100.00%
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