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arc: Remove signal translation and exec_domain
As execution domain support is gone we can remove signal translation from the signal code and remove exec_domain from thread_info. Signed-off-by: Richard Weinberger <richard@nod.at>
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parent
3e66701cbd
commit
e6de3ca91c
2 changed files with 1 additions and 15 deletions
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@ -43,7 +43,6 @@ struct thread_info {
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int preempt_count; /* 0 => preemptable, <0 => BUG */
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struct task_struct *task; /* main task structure */
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mm_segment_t addr_limit; /* thread address space */
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struct exec_domain *exec_domain;/* execution domain */
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__u32 cpu; /* current CPU */
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unsigned long thr_ptr; /* TLS ptr */
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};
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@ -56,7 +55,6 @@ struct thread_info {
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#define INIT_THREAD_INFO(tsk) \
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{ \
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.task = &tsk, \
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.exec_domain = &default_exec_domain, \
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.flags = 0, \
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.cpu = 0, \
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.preempt_count = INIT_PREEMPT_COUNT, \
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@ -171,18 +171,6 @@ static inline void __user *get_sigframe(struct ksignal *ksig,
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return frame;
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}
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/*
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* translate the signal
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*/
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static inline int map_sig(int sig)
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{
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struct thread_info *thread = current_thread_info();
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if (thread->exec_domain && thread->exec_domain->signal_invmap
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&& sig < 32)
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sig = thread->exec_domain->signal_invmap[sig];
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return sig;
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}
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static int
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setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
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{
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@ -231,7 +219,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
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return err;
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/* #1 arg to the user Signal handler */
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regs->r0 = map_sig(ksig->sig);
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regs->r0 = ksig->sig;
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/* setup PC of user space signal handler */
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regs->ret = (unsigned long)ksig->ka.sa.sa_handler;
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