Displaying 2 results from an estimated 2 matches for "a2e94bbd1589".
2008 May 30
2
[PATCH 1/3] virtio: VIRTIO_F_NOTIFY_ON_EMPTY to force callback on empty
virtio allows drivers to suppress callbacks (ie. interrupts) for
efficiency (no locking, it's just an optimization).
There's a similar mechanism for the host to suppress notifications
coming from the guest: in that case, we ignore the suppression if the
ring is completely full.
It turns out that life is simpler if the host similarly ignores
callback suppression when the ring is
2008 May 30
2
[PATCH 1/3] virtio: VIRTIO_F_NOTIFY_ON_EMPTY to force callback on empty
virtio allows drivers to suppress callbacks (ie. interrupts) for
efficiency (no locking, it's just an optimization).
There's a similar mechanism for the host to suppress notifications
coming from the guest: in that case, we ignore the suppression if the
ring is completely full.
It turns out that life is simpler if the host similarly ignores
callback suppression when the ring is