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virtio-net: consistently save parameters for per-queue

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When using .set_coalesce interface to set all queue coalescing
parameters, we need to update both per-queue and global save values.

Fixes: 394bd87764 ("virtio_net: support per queue interrupt coalesce command")
Cc: Gavin Li <gavinl@nvidia.com>
Signed-off-by: Heng Qi <hengqi@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heng Qi 2023-10-08 14:27:41 +08:00 committed by David S. Miller
parent 134674c187
commit e9420838ab
1 changed files with 9 additions and 0 deletions
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9
drivers/net/virtio_net.c
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@ -3233,6 +3233,7 @@ static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi,
struct ethtool_coalesce *ec)
{
struct scatterlist sgs_tx, sgs_rx;
int i;
vi->ctrl->coal_tx.tx_usecs = cpu_to_le32(ec->tx_coalesce_usecs);
vi->ctrl->coal_tx.tx_max_packets = cpu_to_le32(ec->tx_max_coalesced_frames);
@ -3246,6 +3247,10 @@ static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi,
/* Save parameters */
vi->intr_coal_tx.max_usecs = ec->tx_coalesce_usecs;
vi->intr_coal_tx.max_packets = ec->tx_max_coalesced_frames;
for (i = 0; i < vi->max_queue_pairs; i++) {
vi->sq[i].intr_coal.max_usecs = ec->tx_coalesce_usecs;
vi->sq[i].intr_coal.max_packets = ec->tx_max_coalesced_frames;
}
vi->ctrl->coal_rx.rx_usecs = cpu_to_le32(ec->rx_coalesce_usecs);
vi->ctrl->coal_rx.rx_max_packets = cpu_to_le32(ec->rx_max_coalesced_frames);
@ -3259,6 +3264,10 @@ static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi,
/* Save parameters */
vi->intr_coal_rx.max_usecs = ec->rx_coalesce_usecs;
vi->intr_coal_rx.max_packets = ec->rx_max_coalesced_frames;
for (i = 0; i < vi->max_queue_pairs; i++) {
vi->rq[i].intr_coal.max_usecs = ec->rx_coalesce_usecs;
vi->rq[i].intr_coal.max_packets = ec->rx_max_coalesced_frames;
}
return 0;
}