lockdep: add comments to mark_lock_irq()

re-add some of the comments that got lost in the refactoring.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2009-01-27 14:53:50 +01:00 • committed by Ingo Molnar
commit 38aa271438