From: William Lee Irwin III <wli@holomorphy.com>

The following patch makes irqaction's ->mask a cpumask as it was intended
to be and wraps up the rest of the sweep.  Only struct irqaction is
usefully greppable, so there may be some assignments to ->mask missing
still.  This removes more code than it adds.

From: William Lee Irwin III <wli@holomorphy.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>