2 * Copyright (c) 2007 Benjamin Herrenschmidt, IBM Coproration
3 * Extracted from signal_32.c and signal_64.c
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.
10 #ifndef _POWERPC_ARCH_SIGNAL_H
11 #define _POWERPC_ARCH_SIGNAL_H
13 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
15 extern void do_signal(struct pt_regs *regs, unsigned long thread_info_flags);
17 extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
19 extern void restore_sigmask(sigset_t *set);
21 extern int handle_signal32(unsigned long sig, struct k_sigaction *ka,
22 siginfo_t *info, sigset_t *oldset,
23 struct pt_regs *regs);
25 extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka,
26 siginfo_t *info, sigset_t *oldset,
27 struct pt_regs *regs);
29 extern unsigned long copy_fpr_to_user(void __user *to,
30 struct task_struct *task);
31 extern unsigned long copy_fpr_from_user(struct task_struct *task,
34 extern unsigned long copy_vsx_to_user(void __user *to,
35 struct task_struct *task);
36 extern unsigned long copy_vsx_from_user(struct task_struct *task,
42 static inline int is_32bit_task(void)
44 return test_thread_flag(TIF_32BIT);
47 extern int handle_rt_signal64(int signr, struct k_sigaction *ka,
48 siginfo_t *info, sigset_t *set,
49 struct pt_regs *regs);
51 #else /* CONFIG_PPC64 */
53 static inline int is_32bit_task(void)
58 static inline int handle_rt_signal64(int signr, struct k_sigaction *ka,
59 siginfo_t *info, sigset_t *set,
65 #endif /* !defined(CONFIG_PPC64) */
67 #endif /* _POWERPC_ARCH_SIGNAL_H */