[PATCH] hrtimer: switch clock_nanosleep to hrtimer nanosleep API

[linux-2.6-omap-h63xx.git] / kernel / exit.c

diff --git a/kernel/exit.c b/kernel/exit.c
index ee515683b92db35decaaeea608d9be919bb73f33..e75a51f3376854147878cfd1378c34fafe0bca8b 100644 (file)
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -29,6 +29,7 @@
 #include <linux/syscalls.h>
 #include <linux/signal.h>
 #include <linux/cn_proc.h>
+#include <linux/mutex.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -72,7 +73,6 @@ repeat:
                __ptrace_unlink(p);
        BUG_ON(!list_empty(&p->ptrace_list) || !list_empty(&p->ptrace_children));
        __exit_signal(p);
-       __exit_sighand(p);
        /*
         * Note that the fastpath in sys_times depends on __exit_signal having
         * updated the counters before a task is removed from the tasklist of
@@ -258,7 +258,7 @@ static inline void reparent_to_init(void)
 
 void __set_special_pids(pid_t session, pid_t pgrp)
 {
-       struct task_struct *curr = current;
+       struct task_struct *curr = current->group_leader;
 
        if (curr->signal->session != session) {
                detach_pid(curr, PIDTYPE_SID);
@@ -842,7 +842,7 @@ fastcall NORET_TYPE void do_exit(long code)
        }
        group_dead = atomic_dec_and_test(&tsk->signal->live);
        if (group_dead) {
-               del_timer_sync(&tsk->signal->real_timer);
+               hrtimer_cancel(&tsk->signal->real_timer);
                exit_itimers(tsk->signal);
                acct_process(code);
        }
@@ -870,6 +870,10 @@ fastcall NORET_TYPE void do_exit(long code)
        mpol_free(tsk->mempolicy);
        tsk->mempolicy = NULL;
 #endif
+       /*
+        * If DEBUG_MUTEXES is on, make sure we are holding no locks:
+        */
+       mutex_debug_check_no_locks_held(tsk);
 
        /* PF_DEAD causes final put_task_struct after we schedule. */
        preempt_disable();
@@ -926,7 +930,6 @@ do_group_exit(int exit_code)
                        /* Another thread got here before we took the lock.  */
                        exit_code = sig->group_exit_code;
                else {
-                       sig->flags = SIGNAL_GROUP_EXIT;
                        sig->group_exit_code = exit_code;
                        zap_other_threads(current);
                }