tree 455436e29a5a2e16b33f03aa4b4a9a2911bb7746
parent 671fd9dabe5239ad218c7eb48b2b9edee50250e6
author Paul Turner <pjt@google.com> 1311266615 -0700
committer Ingo Molnar <mingo@elte.hu> 1313316218 +0200

sched: Allow for positional tg_tree walks

Extend walk_tg_tree to accept a positional argument

static int walk_tg_tree_from(struct task_group *from,
			     tg_visitor down, tg_visitor up, void *data)

Existing semantics are preserved, caller must hold rcu_lock() or sufficient
analogue.

Signed-off-by: Paul Turner <pjt@google.com>
Reviewed-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20110721184757.677889157@google.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>