livepatch.h

 1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * livepatch.h - powerpc-specific Kernel Live Patching Core
 4 *
 5 * Copyright (C) 2015-2016, SUSE, IBM Corp.
 6 */
 7#ifndef _ASM_POWERPC_LIVEPATCH_H
 8#define _ASM_POWERPC_LIVEPATCH_H
 9
10#include <linux/sched.h>
11#include <linux/sched/task_stack.h>
12
13#ifdef CONFIG_LIVEPATCH_64
14static inline void klp_init_thread_info(struct task_struct *p)
15{
16	/* + 1 to account for STACK_END_MAGIC */
17	task_thread_info(p)->livepatch_sp = end_of_stack(p) + 1;
18}
19#else
20static inline void klp_init_thread_info(struct task_struct *p) { }
21#endif
22
23#endif /* _ASM_POWERPC_LIVEPATCH_H */