Messages in this thread | | | Date | Wed, 16 Jan 2019 17:02:16 +0100 | From | Greg KH <> | Subject | Re: [PATCH STABLE v4.19.15] gpiolib: fix line event timestamps for nested irqs |
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On Wed, Jan 16, 2019 at 04:35:57PM +0100, Bartosz Golaszewski wrote: > From: Bartosz Golaszewski <bgolaszewski@baylibre.com> > > Nested interrupts run inside the calling thread's context and the top > half handler is never called which means that we never read the > timestamp. > > This issue came up when trying to read line events from a gpiochip > using regmap_irq_chip for interrupts. > > Fix it by reading the timestamp from the irq thread function if it's > still 0 by the time the second handler is called. > > Fixes: d58f2bf261fd ("gpio: Timestamp events in hardirq handler") > Cc: stable@vger.kernel.org > Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> > --- > Hi Sasha, > > this is a backport for v4.19.y series. The original patch didn't apply > due to a conflict.
What is the git commit id for this patch in Linus's tree?
thanks,
greg k-h
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