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committer Ingo Molnar <mingo@elte.hu> 1219144211 +0200

sched: extract walk_tg_tree()

Extract walk_tg_tree() and make it a little more generic so we can use it
in the schedulablity test.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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