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path: root/drivers/net/ethernet/google/gve/gve_utils.c
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Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_utils.c')
-rw-r--r--drivers/net/ethernet/google/gve/gve_utils.c37
1 files changed, 26 insertions, 11 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_utils.c b/drivers/net/ethernet/google/gve/gve_utils.c
index 93f3dcbeeea9..88ca49cbc1e2 100644
--- a/drivers/net/ethernet/google/gve/gve_utils.c
+++ b/drivers/net/ethernet/google/gve/gve_utils.c
@@ -18,12 +18,16 @@ void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx)
void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx)
{
+ unsigned int active_cpus = min_t(int, priv->num_ntfy_blks / 2,
+ num_online_cpus());
int ntfy_idx = gve_tx_idx_to_ntfy(priv, queue_idx);
struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx];
struct gve_tx_ring *tx = &priv->tx[queue_idx];
block->tx = tx;
tx->ntfy_id = ntfy_idx;
+ netif_set_xps_queue(priv->dev, get_cpu_mask(ntfy_idx % active_cpus),
+ queue_idx);
}
void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx)
@@ -46,20 +50,31 @@ void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx)
struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi,
struct gve_rx_slot_page_info *page_info, u16 len,
- u16 pad)
+ u16 padding, struct gve_rx_ctx *ctx)
{
- struct sk_buff *skb = napi_alloc_skb(napi, len);
- void *va = page_info->page_address + pad +
- page_info->page_offset;
-
- if (unlikely(!skb))
- return NULL;
-
+ void *va = page_info->page_address + padding + page_info->page_offset;
+ int skb_linear_offset = 0;
+ bool set_protocol = false;
+ struct sk_buff *skb;
+
+ if (ctx) {
+ if (!ctx->skb_head)
+ ctx->skb_head = napi_alloc_skb(napi, ctx->total_expected_size);
+
+ if (unlikely(!ctx->skb_head))
+ return NULL;
+ skb = ctx->skb_head;
+ skb_linear_offset = skb->len;
+ set_protocol = ctx->curr_frag_cnt == ctx->expected_frag_cnt - 1;
+ } else {
+ skb = napi_alloc_skb(napi, len);
+ set_protocol = true;
+ }
__skb_put(skb, len);
+ skb_copy_to_linear_data_offset(skb, skb_linear_offset, va, len);
- skb_copy_to_linear_data(skb, va, len);
-
- skb->protocol = eth_type_trans(skb, dev);
+ if (set_protocol)
+ skb->protocol = eth_type_trans(skb, dev);
return skb;
}