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microblaze: 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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@ -65,7 +65,6 @@ typedef struct {
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struct thread_info {
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struct task_struct *task; /* main task structure */
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struct exec_domain *exec_domain; /* execution domain */
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unsigned long flags; /* low level flags */
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unsigned long status; /* thread-synchronous flags */
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__u32 cpu; /* current CPU */
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@ -81,7 +80,6 @@ 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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@ -158,7 +158,6 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
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{
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struct rt_sigframe __user *frame;
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int err = 0, sig = ksig->sig;
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unsigned long signal;
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unsigned long address = 0;
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#ifdef CONFIG_MMU
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pmd_t *pmdp;
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@ -170,12 +169,6 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
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if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
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return -EFAULT;
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signal = current_thread_info()->exec_domain
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&& current_thread_info()->exec_domain->signal_invmap
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&& sig < 32
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? current_thread_info()->exec_domain->signal_invmap[sig]
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: (unsigned long)sig;
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if (ksig->ka.sa.sa_flags & SA_SIGINFO)
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err |= copy_siginfo_to_user(&frame->info, &ksig->info);
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@ -230,7 +223,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
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regs->r1 = (unsigned long) frame;
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/* Signal handler args: */
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regs->r5 = signal; /* arg 0: signum */
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regs->r5 = sig; /* arg 0: signum */
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regs->r6 = (unsigned long) &frame->info; /* arg 1: siginfo */
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regs->r7 = (unsigned long) &frame->uc; /* arg2: ucontext */
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/* Offset to handle microblaze rtid r14, 0 */
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