On Sat, Jan 11, 2014 at 2:01 AM, Michael Schmitz <[email protected]> wrote:
> Some Atari hardware has no capacity to raise interrupts (e.g.
> network or USB adapter hardware attached via ROM port). The driver
> interrupt routine is called from a timer interrupt (timer D) in
> these cases, using chained device specific pseudo interrupts
> (IRQ_MFP_TIMER1 ff.)
>
> These interrupts will more often than not, return IRQ_NONE as
> there is not always work for the device handler when called.
> Too many unhandled interrupts will result in the interrupt
> being disabled by the stuck interrupt watchdog.
>
> As preferred option to flag interrupts as needing exclusion
> from the watchdog mechanism, tglx added the IRQ_IS_POLLED flag
> for use in such a case. Currently, two interrupts need to use
> this flag. Add more users as needed.
>
> This patch obsoletes the introduction of handle_polled_irq()
> in the m68k tree.
>
> Signed-off-By: Michael Schmitz <[email protected]>
Thanks, will apply and queue for 3.14.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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