tree 63b071af185d7049c854cbf4d000949968236bac
parent 00aec93d10a051ea64f83eff75d4065a19508ea6
author Peter Zijlstra <a.p.zijlstra@chello.nl> 1248431130 +0200
committer Ingo Molnar <mingo@elte.hu> 1249215974 +0200

sched: Add debug check to task_of()

A frequent mistake appears to be to call task_of() on a
scheduler entity that is not actually a task, which can result
in a wild pointer.

Add a check to catch these mistakes.

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