Messages in this thread Patch in this message | | | From | Karim Eshapa <> | Subject | [PATCH] staging:iio:adc:ad7280a: Use GFP_ATOMIC in interrupt handler | Date | Fri, 29 Jun 2018 01:55:03 +0200 |
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Use GFP_ATOMIC rather GFP_KERNEL in interrupt handler, as GFP_KERNEL may sleep according to slab allocator.
Signed-off-by: Karim Eshapa <karim.eshapa@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; -- 2.17.1
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