Messages in this thread | | | From | Linus Walleij <> | Date | Thu, 3 Oct 2019 12:19:42 +0200 | Subject | Re: [PATCH v6] gpio/mpc8xxx: change irq handler from chained to normal |
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On Fri, Sep 27, 2019 at 5:26 AM Hui Song <hui.song_1@nxp.com> wrote:
> From: Song Hui <hui.song_1@nxp.com> > > More than one gpio controllers can share one interrupt, change the > driver to request shared irq. > > While this will work, it will mess up userspace accounting of the number > of interrupts per second in tools such as vmstat. The reason is that > for every GPIO interrupt, /proc/interrupts records the count against GIC > interrupt 68 or 69, as well as the GPIO itself. So, for every GPIO > interrupt, the total number of interrupts that the system has seen > increments by two > > Signed-off-by: Laurentiu Tudor <Laurentiu.Tudor@nxp.com> > Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com> > Signed-off-by: Song Hui <hui.song_1@nxp.com> > --- > Changes in v6: > - change request_irq to devm_request_irq and add commit message
There is some build error on the patch, can you look into it?
Yours, Linus Walleij
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