Andrea Arcangeli wrote:
>
> On Sun, Oct 15, 2000 at 03:48:55PM -0400, Jeff Garzik wrote:
> > Changes:
> > * both: we know we are in an interrupt, so
> > s/spin_lock_irqsave/spin_lock/
>
> There request_irq is not called passing the SA_INTERRUPT flag so the irq
> handler is recalled with irqs enabled and in turn irqsave is necessary.
hmmm. Can you elaborate on this a bit?
I didn't know that bit about !SA_INTERRUPT, but why is irqsave necessary
in these drivers? I don't see handle_kbd_event() being called from a
timer or anything special like that..
--
Jeff Garzik | The difference between laziness and
Building 1024 | prioritization is the end result.
MandrakeSoft |
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http://www.tux.org/lkml/