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| author | Alvaro Karsz <alvaro.karsz@solid-run.com> | 2022-07-18 12:11:02 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-08-11 04:26:07 -0400 |
| commit | 699b045a8e43bd1063db4795be685bfd659649dc (patch) | |
| tree | 1f640e7f3fc7e8c3a77ad42bf4ee7a7f019562ea /drivers/vdpa/vdpa_user | |
| parent | 95bf9798779af166b1d6d184d794834214a1a261 (diff) | |
| download | linux-699b045a8e43bd1063db4795be685bfd659649dc.tar.bz2 | |
net: virtio_net: notifications coalescing support
New VirtIO network feature: VIRTIO_NET_F_NOTF_COAL.
Control a Virtio network device notifications coalescing parameters
using the control virtqueue.
A device that supports this fetature can receive
VIRTIO_NET_CTRL_NOTF_COAL control commands.
- VIRTIO_NET_CTRL_NOTF_COAL_TX_SET:
Ask the network device to change the following parameters:
- tx_usecs: Maximum number of usecs to delay a TX notification.
- tx_max_packets: Maximum number of packets to send before a
TX notification.
- VIRTIO_NET_CTRL_NOTF_COAL_RX_SET:
Ask the network device to change the following parameters:
- rx_usecs: Maximum number of usecs to delay a RX notification.
- rx_max_packets: Maximum number of packets to receive before a
RX notification.
VirtIO spec. patch:
https://lists.oasis-open.org/archives/virtio-comment/202206/msg00100.html
Signed-off-by: Alvaro Karsz <alvaro.karsz@solid-run.com>
Message-Id: <20220718091102.498774-1-alvaro.karsz@solid-run.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'drivers/vdpa/vdpa_user')
0 files changed, 0 insertions, 0 deletions