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SubjectRe: [PATCH 1/2] irq/irq_sim: provide irq_sim_fire_edge()
On Fri, 30 Nov 2018 23:26:25 +0100
Linus Walleij <> wrote:

> On Thu, Nov 29, 2018 at 7:14 PM Bartosz Golaszewski <> wrote:
> > Thomas, Linus: after commit fa38869b0161 ("gpiolib: Don't support irq
> > sharing for userspace") some libgpiod tests are failing because we can
> > no longer depend on reading the value of a dummy GPIO after detecting
> > an interrupt to know the edge of the interrupt. While these interrupts
> > are triggered from debugfs and debugfs is not required to maintain
> > compatibility, I thing having a working test suite for the GPIO
> > subsystem and uAPI is worth applying these two patches and also the
> > previous one[1].
> >
> > Can we have them applied for 4.20 or are there any objections?
> I'm fine with applying them if I can just get an ACK from one of the IRQ
> maintainers (Thomas, Marc).

I'm fine with that patch, with the provision that (nitpick) the edge
field is turned into a bool instead of an int.

With that,

Acked-by: Marc Zyngier <>


Without deviation from the norm, progress is not possible.

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