David Miller writes:

> Grumble, when did that happen :-(

Ages ago (i.e. before the switch to git :).  Talk to Ingo, it's his
doing IIRC.

> That's horrible for latency compared to handling it directly
> in the trap return path.

Actually, I don't know why we ever let there be softirqs pending when
we're in process context.  I would think that we should just call
do_softirq immediately if we raise a softirq when !in_interrupt().
But I might be missing some subtlety.

Paul.
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