On 06/29/2018 01:55 AM, Karim Eshapa wrote: > Use GFP_ATOMIC rather GFP_KERNEL in interrupt handler, > as GFP_KERNEL may sleep according to slab allocator.
This is a threaded interrupt. Sleeping is OK. > > Signed-off-by: Karim Eshapa <karim.esh...@gmail.com> > --- > drivers/staging/iio/adc/ad7280a.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/staging/iio/adc/ad7280a.c > b/drivers/staging/iio/adc/ad7280a.c > index b736275c10f5..25c4fbc303f7 100644 > --- a/drivers/staging/iio/adc/ad7280a.c > +++ b/drivers/staging/iio/adc/ad7280a.c > @@ -692,7 +692,7 @@ static irqreturn_t ad7280_event_handler(int irq, void > *private) > unsigned int *channels; > int i, ret; > > - channels = kcalloc(st->scan_cnt, sizeof(*channels), GFP_KERNEL); > + channels = kcalloc(st->scan_cnt, sizeof(*channels), GFP_ATOMIC); > if (!channels) > return IRQ_HANDLED; > > _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
