On 3/17/19 7:38 AM, Jiayu Hu wrote:
The VIRTIO_RING_F_EVENT_IDX feature of split ring might
be broken, as the value of signalled_used is invalid
after live migration, start up and virtio driver reload.
This patch fixes it by using signalled_used_valid.
In addition, this patch makes the VIRTIO_RING_F_EVENT_IDX
implementation of split ring match kernel backend to suppress
more interrupts.
Fixes: e37ff954405a ("vhost: support virtqueue interrupt/notification
suppression")
Cc:[email protected]
Signed-off-by: Jiayu Hu<[email protected]>
---
change in v2:
- fix virtio-net driver reload
lib/librte_vhost/vhost.h | 12 ++++++++----
lib/librte_vhost/vhost_user.c | 2 ++
2 files changed, 10 insertions(+), 4 deletions(-)
Applied to dpdk-next-virtio/master branch.
Thanks,
Maxime
