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/*
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* Copyright (c) 2007 Benjamin Herrenschmidt, IBM Coproration
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* Extracted from signal_32.c and signal_64.c
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file README.legal in the main directory of
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* this archive for more details.
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*/
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#ifndef _POWERPC_ARCH_SIGNAL_H
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#define _POWERPC_ARCH_SIGNAL_H
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#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
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extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
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size_t frame_size);
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extern void restore_sigmask(sigset_t *set);
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extern int handle_signal32(unsigned long sig, struct k_sigaction *ka,
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siginfo_t *info, sigset_t *oldset,
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struct pt_regs *regs);
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extern int handle_rt_signal32(unsigned long sig, struct k_sigaction *ka,
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siginfo_t *info, sigset_t *oldset,
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struct pt_regs *regs);
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#ifdef CONFIG_PPC64
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static inline int is_32bit_task(void)
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{
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return test_thread_flag(TIF_32BIT);
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}
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extern int handle_rt_signal64(int signr, struct k_sigaction *ka,
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siginfo_t *info, sigset_t *set,
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struct pt_regs *regs);
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#else /* CONFIG_PPC64 */
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static inline int is_32bit_task(void)
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{
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return 1;
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}
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static inline int handle_rt_signal64(int signr, struct k_sigaction *ka,
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siginfo_t *info, sigset_t *set,
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struct pt_regs *regs)
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{
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return -EFAULT;
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}
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#endif /* !defined(CONFIG_PPC64) */
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#endif /* _POWERPC_ARCH_SIGNAL_H */
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