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 __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
17 extern void restore_sigmask(sigset_t *set);
19 extern int handle_signal32(unsigned long sig, struct k_sigaction *ka,
20 siginfo_t *info, sigset_t *oldset,
21 struct pt_regs *regs);
23 extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka,
24 siginfo_t *info, sigset_t *oldset,
25 struct pt_regs *regs);
27 extern unsigned long copy_fpr_to_user(void __user *to,
28 struct task_struct *task);
29 extern unsigned long copy_fpr_from_user(struct task_struct *task,
32 extern unsigned long copy_vsx_to_user(void __user *to,
33 struct task_struct *task);
34 extern unsigned long copy_vsx_from_user(struct task_struct *task,
40 static inline int is_32bit_task(void)
42 return test_thread_flag(TIF_32BIT);
45 extern int handle_rt_signal64(int signr, struct k_sigaction *ka,
46 siginfo_t *info, sigset_t *set,
47 struct pt_regs *regs);
49 #else /* CONFIG_PPC64 */
51 static inline int is_32bit_task(void)
56 static inline int handle_rt_signal64(int signr, struct k_sigaction *ka,
57 siginfo_t *info, sigset_t *set,
63 #endif /* !defined(CONFIG_PPC64) */
65 #endif /* _POWERPC_ARCH_SIGNAL_H */