X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=kernel%2Fexit.c;h=0ed15fed579f81754c5cb51b8f4d06e89406de99;hb=092b50bacd1cdbffef2643b7a46f2a215407919c;hp=4b4042f9bc6ade78a14199eb4ce96dc4ce6236b3;hpb=3ccdca7775968145d4218bf7e240bf48f7ed9cea;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/kernel/exit.c b/kernel/exit.c
index 4b4042f..0ed15fe 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -424,7 +424,7 @@ void daemonize(const char *name, ...)
 	 */
 	exit_mm(current);
 	/*
-	 * We don't want to have TIF_FREEZE set if the system-wide hibernation
+	 * We don't want to get frozen, in case system-wide hibernation
 	 * or suspend transition begins right now.
 	 */
 	current->flags |= (PF_NOFREEZE | PF_KTHREAD);
@@ -818,25 +818,6 @@ static void exit_notify(struct task_struct *tsk, int group_dead)
 	if (group_dead)
 		kill_orphaned_pgrp(tsk->group_leader, NULL);
 
-	/* Let father know we died
-	 *
-	 * Thread signals are configurable, but you aren't going to use
-	 * that to send signals to arbitrary processes.
-	 * That stops right now.
-	 *
-	 * If the parent exec id doesn't match the exec id we saved
-	 * when we started then we know the parent has changed security
-	 * domain.
-	 *
-	 * If our self_exec id doesn't match our parent_exec_id then
-	 * we have changed execution domain as these two values started
-	 * the same after a fork.
-	 */
-	if (thread_group_leader(tsk) && tsk->exit_signal != SIGCHLD &&
-	    (tsk->parent_exec_id != tsk->real_parent->self_exec_id ||
-	     tsk->self_exec_id != tsk->parent_exec_id))
-		tsk->exit_signal = SIGCHLD;
-
 	if (unlikely(tsk->ptrace)) {
 		int sig = thread_group_leader(tsk) &&
 				thread_group_empty(tsk) &&
@@ -935,8 +916,6 @@ void do_exit(long code)
 		schedule();
 	}
 
-	exit_irq_thread();
-
 	exit_signals(tsk);  /* sets PF_EXITING */
 	/*
 	 * tsk->flags are checked in the futex code to protect against
@@ -945,6 +924,8 @@ void do_exit(long code)
 	smp_mb();
 	raw_spin_unlock_wait(&tsk->pi_lock);
 
+	exit_irq_thread();
+
 	if (unlikely(in_atomic()))
 		printk(KERN_INFO "note: %s[%d] exited with preempt_count %d\n",
 				current->comm, task_pid_nr(current),