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nv-tegra.nvidia.com / linux-5.10 / d2912cb15bdda8ba4a5dd73396ad62641af2f520 / . / arch / powerpc / kernel / signal.h
blob: 8004336858884b4229495875b406f1de5ae552bd [file] [log] [blame]
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +1000[diff] [blame]1/*
Adam Buchbinder446957b2016-02-24 10:51:11 -0800[diff] [blame]2 * Copyright (c) 2007 Benjamin Herrenschmidt, IBM Corporation
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +1000[diff] [blame]3 * Extracted from signal_32.c and signal_64.c
4 *
5 * This file is subject to the terms and conditions of the GNU General
6 * Public License. See the file README.legal in the main directory of
7 * this archive for more details.
8 */
9
10#ifndef _POWERPC_ARCH_SIGNAL_H
11#define _POWERPC_ARCH_SIGNAL_H
12
Benjamin Herrenschmidt18b246f2012-02-22 16:48:32 +1100[diff] [blame]13extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
Al Viro2e074002008-08-18 00:12:41 -0400[diff] [blame]14
Richard Weinberger129b69d2014-03-02 14:46:11 +0100[diff] [blame]15extern void __user *get_sigframe(struct ksignal *ksig, unsigned long sp,
Josh Boyerefbda862009-03-25 06:23:59 +0000[diff] [blame]16 size_t frame_size, int is_32);
Christoph Hellwigf478f542007-06-04 15:15:52 +1000[diff] [blame]17
Richard Weinberger129b69d2014-03-02 14:46:11 +0100[diff] [blame]18extern int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
Cyril Burd1199432016-09-23 16:18:12 +1000[diff] [blame]19 struct task_struct *tsk);
Christoph Hellwigf478f542007-06-04 15:15:52 +1000[diff] [blame]20
Richard Weinberger129b69d2014-03-02 14:46:11 +0100[diff] [blame]21extern int handle_rt_signal32(struct ksignal *ksig, sigset_t *oldset,
Cyril Burd1199432016-09-23 16:18:12 +1000[diff] [blame]22 struct task_struct *tsk);
Christoph Hellwigf478f542007-06-04 15:15:52 +1000[diff] [blame]23
Michael Neuling6a274c02008-07-02 14:06:37 +1000[diff] [blame]24extern unsigned long copy_fpr_to_user(void __user *to,
25 struct task_struct *task);
Cyril Bur000ec282016-09-23 16:18:25 +1000[diff] [blame]26extern unsigned long copy_ckfpr_to_user(void __user *to,
Michael Neuling2b0a5762013-02-13 16:21:41 +0000[diff] [blame]27 struct task_struct *task);
Michael Neuling6a274c02008-07-02 14:06:37 +1000[diff] [blame]28extern unsigned long copy_fpr_from_user(struct task_struct *task,
29 void __user *from);
Cyril Bur000ec282016-09-23 16:18:25 +1000[diff] [blame]30extern unsigned long copy_ckfpr_from_user(struct task_struct *task,
Michael Neuling2b0a5762013-02-13 16:21:41 +0000[diff] [blame]31 void __user *from);
Cyril Burd1199432016-09-23 16:18:12 +1000[diff] [blame]32extern unsigned long get_tm_stackpointer(struct task_struct *tsk);
33
Michael Neuling6a274c02008-07-02 14:06:37 +1000[diff] [blame]34#ifdef CONFIG_VSX
35extern unsigned long copy_vsx_to_user(void __user *to,
36 struct task_struct *task);
Cyril Bur000ec282016-09-23 16:18:25 +1000[diff] [blame]37extern unsigned long copy_ckvsx_to_user(void __user *to,
Michael Neuling2b0a5762013-02-13 16:21:41 +0000[diff] [blame]38 struct task_struct *task);
Michael Neuling6a274c02008-07-02 14:06:37 +1000[diff] [blame]39extern unsigned long copy_vsx_from_user(struct task_struct *task,
40 void __user *from);
Cyril Bur000ec282016-09-23 16:18:25 +1000[diff] [blame]41extern unsigned long copy_ckvsx_from_user(struct task_struct *task,
Michael Neuling2b0a5762013-02-13 16:21:41 +0000[diff] [blame]42 void __user *from);
Michael Neuling6a274c02008-07-02 14:06:37 +1000[diff] [blame]43#endif
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +1000[diff] [blame]44
45#ifdef CONFIG_PPC64
46
Richard Weinberger129b69d2014-03-02 14:46:11 +0100[diff] [blame]47extern int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
Cyril Burd1199432016-09-23 16:18:12 +1000[diff] [blame]48 struct task_struct *tsk);
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +1000[diff] [blame]49
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +1000[diff] [blame]50#else /* CONFIG_PPC64 */
51
Al Virof3675642018-05-02 23:20:47 +1000[diff] [blame]52extern long sys_rt_sigreturn(void);
53extern long sys_sigreturn(void);
Mathieu Malaterreb53875c2018-02-25 18:22:33 +0100[diff] [blame]54
Richard Weinberger129b69d2014-03-02 14:46:11 +0100[diff] [blame]55static inline int handle_rt_signal64(struct ksignal *ksig, sigset_t *set,
Cyril Burd1199432016-09-23 16:18:12 +1000[diff] [blame]56 struct task_struct *tsk)
Benjamin Herrenschmidt2f97cd32007-06-04 15:15:56 +1000[diff] [blame]57{
58 return -EFAULT;
59}
60
61#endif /* !defined(CONFIG_PPC64) */
62
Benjamin Herrenschmidt22e38f22007-06-04 15:15:49 +1000[diff] [blame]63#endif /* _POWERPC_ARCH_SIGNAL_H */