sched, doc: Update sched-design-CFS.txt

Correct ->dequeue_tree() thinko into sched_class->dequeue_task
and drop all references to ->task_new() since it is obviously
gone.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
LKML-Reference: <1300815978-16618-1-git-send-email-bp@amd64.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

Documentation/scheduler/sched-design-CFS.txt

@@ -164,7 +164,7 @@ This is the (partial) list of the hooks:
    It puts the scheduling entity (task) into the red-black tree and
    increments the nr_running variable.
 
- - dequeue_tree(...)
+ - dequeue_task(...)
 
    When a task is no longer runnable, this function is called to keep the
    corresponding scheduling entity out of the red-black tree.  It decrements
@@ -195,11 +195,6 @@ This is the (partial) list of the hooks:
    This function is mostly called from time tick functions; it might lead to
    process switch.  This drives the running preemption.
 
- - task_new(...)
-
-   The core scheduler gives the scheduling module an opportunity to manage new
-   task startup.  The CFS scheduling module uses it for group scheduling, while
-   the scheduling module for a real-time task does not use it.
 
 
 

kernel/sched_idletask.c

@@ -94,6 +94,4 @@ static const struct sched_class idle_sched_class = {
 
 	.prio_changed		= prio_changed_idle,
 	.switched_to		= switched_to_idle,
-
-	/* no .task_new for idle tasks */
 };

kernel/sched_stoptask.c

@@ -102,6 +102,4 @@ static const struct sched_class stop_sched_class = {
 
 	.prio_changed		= prio_changed_stop,
 	.switched_to		= switched_to_stop,
-
-	/* no .task_new for stop tasks */
 };