From: Jeff Dike <jdike@ka...> - 2002-01-25 17:52:39
> I may have gone overboard with spin_lock_irqsave since this is in a
> ISR but I am not clear if the uml irq system calls a ISR with the
> other interrupts enabled.
It doesn't, but that's decided on an IRQ by IRQ basis rather than UML making
a global decision. I've been cautious and registering IRQs as running with
I put the first pair in as spin_lock/spin_unlock. I also wrapped them
around (immediately before and after) the other calls to end_request.