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| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-02-14 18:17:07 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-02-25 13:14:18 +0200 |
| commit | adb3feda8daeacb63d14b086ef60ccf963699096 (patch) | |
| tree | 051d5b7c93fee864b0ed3c1edc4ae22105cfdbb2 | |
| parent | a1afb6062e779804d21b206c854425663a194be2 (diff) | |
| download | qemu-adb3feda8daeacb63d14b086ef60ccf963699096.zip qemu-adb3feda8daeacb63d14b086ef60ccf963699096.tar.gz qemu-adb3feda8daeacb63d14b086ef60ccf963699096.tar.bz2 | |
virtio: export vring_notify as virtio_should_notify
Virtio dataplane needs to trigger the irq manually through the
guest notifier. Export virtio_should_notify so that it can be
used around event_notifier_set.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
| -rw-r--r-- | hw/virtio/virtio.c | 4 | ||||
| -rw-r--r-- | include/hw/virtio/virtio.h | 1 |
2 files changed, 3 insertions, 2 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index f419e7c..08275a9 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -1162,7 +1162,7 @@ void virtio_irq(VirtQueue *vq) virtio_notify_vector(vq->vdev, vq->vector); } -static bool vring_notify(VirtIODevice *vdev, VirtQueue *vq) +bool virtio_should_notify(VirtIODevice *vdev, VirtQueue *vq) { uint16_t old, new; bool v; @@ -1187,7 +1187,7 @@ static bool vring_notify(VirtIODevice *vdev, VirtQueue *vq) void virtio_notify(VirtIODevice *vdev, VirtQueue *vq) { - if (!vring_notify(vdev, vq)) { + if (!virtio_should_notify(vdev, vq)) { return; } diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 3ecdb20..2b5b248 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -163,6 +163,7 @@ void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned int *in_bytes, unsigned int *out_bytes, unsigned max_in_bytes, unsigned max_out_bytes); +bool virtio_should_notify(VirtIODevice *vdev, VirtQueue *vq); void virtio_notify(VirtIODevice *vdev, VirtQueue *vq); void virtio_save(VirtIODevice *vdev, QEMUFile *f); |