Release 4.14 arch/arm64/include/asm/asm-bug.h

#ifndef __ASM_ASM_BUG_H
/*
 * Copyright (C) 2017  ARM Limited
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#define __ASM_ASM_BUG_H

#include <asm/brk-imm.h>

#ifdef CONFIG_DEBUG_BUGVERBOSE

#define _BUGVERBOSE_LOCATION(file, line) __BUGVERBOSE_LOCATION(file, line)

#define __BUGVERBOSE_LOCATION(file, line)			\
		.pushsection .rodata.str,"aMS",@progbits,1;     \
        2:      .string file;                                   \
                .popsection;                                    \
                                                                \
                .long 2b - 0b;                                  \
                .short line;
#else

#define _BUGVERBOSE_LOCATION(file, line)
#endif

#ifdef CONFIG_GENERIC_BUG


#define __BUG_ENTRY(flags) 				\
		.pushsection __bug_table,"aw";          \
                .align 2;                               \
        0:      .long 1f - 0b;                          \
_BUGVERBOSE_LOCATION(__FILE__, __LINE__)                \
                .short flags;                           \
                .popsection;                            \
        1:
#else

#define __BUG_ENTRY(flags)
#endif


#define ASM_BUG_FLAGS(flags)				\
	__BUG_ENTRY(flags)                              \
        brk     BUG_BRK_IMM


#define ASM_BUG()	ASM_BUG_FLAGS(0)

#endif /* __ASM_ASM_BUG_H */
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Directory: arch/arm64/include/asm

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