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>

diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h
index 96c14c1430d8e75f66fb333233c318b15a781056..98ee10a0ae89e8434e1ac45c68e9140d7027fcc8 100644 (file)
--- 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 8c5abf2e4794ef269f4ad890902a317dd6b01bb1..5cbc864398d310924356897880ad332084aa301f 100644 (file)
--- 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 8a524e332c1a280b848eeb67dd3f6e34263ce32b..87299a6cfec87d27296eccf7b47fc1f60b5bac0a 100644 (file)
--- 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;