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| author | Richard Weinberger <richard@nod.at> | 2015-03-27 11:55:52 +0300 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2015-04-12 22:03:30 +0300 |
| commit | e6de3ca91cd7ee252ef271c96a4c480c1f3e071e (patch) | |
| tree | b3109e4f1341573644ffce774b67f255c175458a | |
| parent | 3e66701cbda2e04bb62e0afe2f3d86c9d3d76b24 (diff) | |
| download | linux-e6de3ca91cd7ee252ef271c96a4c480c1f3e071e.tar.xz | |
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>
| -rw-r--r-- | arch/arc/include/asm/thread_info.h | 2 | ||||
| -rw-r--r-- | arch/arc/kernel/signal.c | 14 |
2 files changed, 1 insertions, 15 deletions
diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index 1163a1838ac1..aca0d5a45c7b 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -43,7 +43,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ struct task_struct *task; /* main task structure */ mm_segment_t addr_limit; /* thread address space */ - struct exec_domain *exec_domain;/* execution domain */ __u32 cpu; /* current CPU */ unsigned long thr_ptr; /* TLS ptr */ }; @@ -56,7 +55,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index edda76fae83f..2251fb4bbfd7 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -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; |