From 2141a8457f16bac72ef4b4c38885612d1f2232cb Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Thu, 4 Jan 2018 14:13:31 -0800 Subject: [PATCH] uio_hv_generic: use ISR callback method The UIO IRQ handler doesn't need to be called from a tasklet. Signed-off-by: Stephen Hemminger Signed-off-by: Greg Kroah-Hartman --- drivers/uio/uio_hv_generic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/uio/uio_hv_generic.c b/drivers/uio/uio_hv_generic.c index 8d5f529a1dc1..a0c4c07a907f 100644 --- a/drivers/uio/uio_hv_generic.c +++ b/drivers/uio/uio_hv_generic.c @@ -109,7 +109,7 @@ hv_uio_probe(struct hv_device *dev, goto fail; dev->channel->inbound.ring_buffer->interrupt_mask = 1; - set_channel_read_mode(dev->channel, HV_CALL_DIRECT); + set_channel_read_mode(dev->channel, HV_CALL_ISR); /* Fill general uio info */ pdata->info.name = "uio_hv_generic";