X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=kernel%2Fexit.c;h=f86434d7b3d1811b689bfedcfc1bc40079950a34;hb=949b211235cf301790ef4fb903af65d71be29b2a;hp=bc0ec674d3f4c4fde1332dacc7e436d63a81c5e5;hpb=d62e54abca1146981fc9f98f85ff398a113a22c2;p=powerpc.git

diff --git a/kernel/exit.c b/kernel/exit.c
index bc0ec674d3..f86434d7b3 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -34,6 +34,7 @@
 #include <linux/mutex.h>
 #include <linux/futex.h>
 #include <linux/compat.h>
+#include <linux/pipe_fs_i.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -55,7 +56,7 @@ static void __unhash_process(struct task_struct *p)
 		detach_pid(p, PIDTYPE_PGID);
 		detach_pid(p, PIDTYPE_SID);
 
-		list_del_init(&p->tasks);
+		list_del_rcu(&p->tasks);
 		__get_cpu_var(process_counts)--;
 	}
 	list_del_rcu(&p->thread_group);
@@ -127,6 +128,11 @@ static void __exit_signal(struct task_struct *tsk)
 	}
 }
 
+static void delayed_put_task_struct(struct rcu_head *rhp)
+{
+	put_task_struct(container_of(rhp, struct task_struct, rcu));
+}
+
 void release_task(struct task_struct * p)
 {
 	int zap_leader;
@@ -168,7 +174,7 @@ repeat:
 	spin_unlock(&p->proc_lock);
 	proc_pid_flush(proc_dentry);
 	release_thread(p);
-	put_task_struct(p);
+	call_rcu(&p->rcu, delayed_put_task_struct);
 
 	p = leader;
 	if (unlikely(zap_leader))
@@ -936,6 +942,9 @@ fastcall NORET_TYPE void do_exit(long code)
 	if (tsk->io_context)
 		exit_io_context();
 
+	if (tsk->splice_pipe)
+		__free_pipe_info(tsk->splice_pipe);
+
 	/* PF_DEAD causes final put_task_struct after we schedule. */
 	preempt_disable();
 	BUG_ON(tsk->flags & PF_DEAD);