/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_RISCV_STACKTRACE_H#define _ASM_RISCV_STACKTRACE_H #include <linux/sched.h>#include <asm/ptrace.h> struct stackframe {	unsigned long fp;	unsigned long ra;}; extern void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,				    bool (*fn)(void *, unsigned long), void *arg);extern void dump_backtrace(struct pt_regs *regs, struct task_struct *task,			   const char *loglvl); #endif /* _ASM_RISCV_STACKTRACE_H */