Release 4.14 arch/arm64/include/asm/system_misc.h

/*
 * Based on arch/arm/include/asm/system_misc.h
 *
 * Copyright (C) 2012 ARM Ltd.
 *
 * 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/>.
 */
#ifndef __ASM_SYSTEM_MISC_H

#define __ASM_SYSTEM_MISC_H

#ifndef __ASSEMBLY__

#include <linux/compiler.h>
#include <linux/linkage.h>
#include <linux/irqflags.h>
#include <linux/signal.h>
#include <linux/ratelimit.h>
#include <linux/reboot.h>

struct pt_regs;

void die(const char *msg, struct pt_regs *regs, int err);

struct siginfo;
void arm64_notify_die(const char *str, struct pt_regs *regs,
		      struct siginfo *info, int err);

void hook_debug_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
					     struct pt_regs *),
			   int sig, int code, const char *name);

struct mm_struct;
extern void show_pte(unsigned long addr);
extern void __show_regs(struct pt_regs *);

extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd);


#define show_unhandled_signals_ratelimited()				\
({                                                                      \
        static DEFINE_RATELIMIT_STATE(_rs,                              \
                                      DEFAULT_RATELIMIT_INTERVAL,       \
                                      DEFAULT_RATELIMIT_BURST);         \
        bool __show_ratelimited = false;                                \
        if (show_unhandled_signals && __ratelimit(&_rs))                \
                __show_ratelimited = true;                              \
        __show_ratelimited;                                             \
})

int handle_guest_sea(phys_addr_t addr, unsigned int esr);

#endif	/* __ASSEMBLY__ */

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

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