tile: 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>

3 files changed, 2 insertions, 18 deletions

diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h
index 96c14c1430d8..98ee10a0ae89 100644
--- a/arch/tile/include/asm/thread_info.h
+++ b/arch/tile/include/asm/thread_info.h
@@ -26,7 +26,6 @@
  */
 struct thread_info {
         struct task_struct      *task;          /* main task structure */
-        struct exec_domain      *exec_domain;   /* execution domain */
         unsigned long           flags;          /* low level flags */
         unsigned long           status;         /* thread-synchronous flags */
         __u32                   homecache_cpu;  /* CPU we are homecached on */
@@ -51,7 +50,6 @@ 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/tile/kernel/compat_signal.c b/arch/tile/kernel/compat_signal.c
index 8c5abf2e4794..5cbc864398d3 100644
--- a/arch/tile/kernel/compat_signal.c
+++ b/arch/tile/kernel/compat_signal.c
@@ -196,19 +196,12 @@ int compat_setup_rt_frame(struct ksignal *ksig, sigset_t *set,
         unsigned long restorer;
         struct compat_rt_sigframe __user *frame;
         int err = 0, sig = ksig->sig;
-        int usig;
 
         frame = compat_get_sigframe(&ksig->ka, regs, sizeof(*frame));
 
         if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                 goto err;
 
-        usig = current_thread_info()->exec_domain
-                && current_thread_info()->exec_domain->signal_invmap
-                && sig < 32
-                ? current_thread_info()->exec_domain->signal_invmap[sig]
-                : sig;
-
         /* Always write at least the signal number for the stack backtracer. */
         if (ksig->ka.sa.sa_flags & SA_SIGINFO) {
                 /* At sigreturn time, restore the callee-save registers too. */
@@ -243,7 +236,7 @@ int compat_setup_rt_frame(struct ksignal *ksig, sigset_t *set,
         regs->ex1 = PL_ICS_EX1(USER_PL, 1); /* set crit sec in handler */
         regs->sp = ptr_to_compat_reg(frame);
         regs->lr = restorer;
-        regs->regs[0] = (unsigned long) usig;
+        regs->regs[0] = (unsigned long) sig;
         regs->regs[1] = ptr_to_compat_reg(&frame->info);
         regs->regs[2] = ptr_to_compat_reg(&frame->uc);
         regs->flags |= PT_FLAGS_CALLER_SAVES;
diff --git a/arch/tile/kernel/signal.c b/arch/tile/kernel/signal.c
index 8a524e332c1a..87299a6cfec8 100644
--- a/arch/tile/kernel/signal.c
+++ b/arch/tile/kernel/signal.c
@@ -151,19 +151,12 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
         unsigned long restorer;
         struct rt_sigframe __user *frame;
         int err = 0, sig = ksig->sig;
-        int usig;
 
         frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
 
         if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
                 goto err;
 
-        usig = current_thread_info()->exec_domain
-                && current_thread_info()->exec_domain->signal_invmap
-                && sig < 32
-                ? current_thread_info()->exec_domain->signal_invmap[sig]
-                : sig;
-
         /* Always write at least the signal number for the stack backtracer. */
         if (ksig->ka.sa.sa_flags & SA_SIGINFO) {
                 /* At sigreturn time, restore the callee-save registers too. */
@@ -198,7 +191,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
         regs->ex1 = PL_ICS_EX1(USER_PL, 1); /* set crit sec in handler */
         regs->sp = (unsigned long) frame;
         regs->lr = restorer;
-        regs->regs[0] = (unsigned long) usig;
+        regs->regs[0] = (unsigned long) sig;
         regs->regs[1] = (unsigned long) &frame->info;
         regs->regs[2] = (unsigned long) &frame->uc;
         regs->flags |= PT_FLAGS_CALLER_SAVES;