> > IRQ is shared with the disk driver, box dead. > > Err ? > > IRQ happens > > IRQ is disabled by the generic handling code > > Handler is invoked and checks, whether the irq is from the device or > not. > - If not, it returns IRQ_NONE, so the next driver (e.g. disk) is > invoked. > - If yes, it masks the chip on the device, which disables the chip > interrupt line and returns IRQ_HANDLED. > > In both cases the IRQ gets reenabled from the generic irq handling code > on return, so why is the box dead ?
I wrote this before your "generic" layer was in fact explained further to not be generic at all and involve a new driver for each device. Your original explanation was not clear. Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/