Displaying 1 result from an estimated 1 matches for "f51f982682e2a".
2019 Oct 27
1
[PATCH] virtio_ring: fix stalls for packed rings
From: Marvin Liu <yong.liu at intel.com>
When VIRTIO_F_RING_EVENT_IDX is negotiated, virtio devices can
use virtqueue_enable_cb_delayed_packed to reduce the number of device
interrupts. At the moment, this is the case for virtio-net when the
napi_tx module parameter is set to false.
In this case, the virtio driver selects an event offset and expects that
the device will send a