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arc: Remove signal translation and exec_domain

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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>
This commit is contained in:
Richard Weinberger
2015-03-27 09:55:52 +01:00
parent 3e66701cbd
commit e6de3ca91c
2 changed files with 1 additions and 15 deletions
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14
arch/arc/kernel/signal.c
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@@ -171,18 +171,6 @@ static inline void __user *get_sigframe(struct ksignal *ksig,
return frame;
}
/*
* translate the signal
*/
static inline int map_sig(int sig)
{
struct thread_info *thread = current_thread_info();
if (thread->exec_domain && thread->exec_domain->signal_invmap
&& sig < 32)
sig = thread->exec_domain->signal_invmap[sig];
return sig;
}
static int
setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
{
@@ -231,7 +219,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
return err;
/* #1 arg to the user Signal handler */
regs->r0 = map_sig(ksig->sig);
regs->r0 = ksig->sig;
/* setup PC of user space signal handler */
regs->ret = (unsigned long)ksig->ka.sa.sa_handler;