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| author | Chuanhong Guo <gch981213@gmail.com> | 2020-01-06 16:12:03 -0800 |
|---|---|---|
| committer | Chuanhong Guo <gch981213@gmail.com> | 2020-02-07 10:58:01 +0800 |
| commit | dd280444b351f4a196554da2493f2ea65956de66 (patch) | |
| tree | d69061c54e811d107b087fdd846aa48d4fea8b26 /target/linux | |
| parent | 6f10aa737e7bba94ab00df9f999c42d2d70ad63c (diff) | |
| download | upstream-dd280444b351f4a196554da2493f2ea65956de66.tar.gz upstream-dd280444b351f4a196554da2493f2ea65956de66.tar.bz2 upstream-dd280444b351f4a196554da2493f2ea65956de66.zip | |
ath79: ag71xx: use netif_receive_skb_list on 4.19
This new function make batch processing of network packets possible,
which slightly improves performance.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Tested-by: Rosen Penev <rosenp@gmail.com>
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c index 6123a26f2c..2394ccc90d 100644 --- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c +++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c @@ -1214,14 +1214,22 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) unsigned int offset = ag->rx_buf_offset; int ring_mask = BIT(ring->order) - 1; int ring_size = BIT(ring->order); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0)) + struct list_head rx_list; + struct sk_buff *next; +#else struct sk_buff_head queue; +#endif struct sk_buff *skb; int done = 0; DBG("%s: rx packets, limit=%d, curr=%u, dirty=%u\n", dev->name, limit, ring->curr, ring->dirty); - +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0)) + INIT_LIST_HEAD(&rx_list); +#else skb_queue_head_init(&queue); +#endif while (done < limit) { unsigned int i = ring->curr & ring_mask; @@ -1263,7 +1271,11 @@ static int ag71xx_rx_packets(struct ag71xx *ag, int limit) } else { skb->dev = dev; skb->ip_summed = CHECKSUM_NONE; +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0)) + list_add_tail(&skb->list, &rx_list); +#else __skb_queue_tail(&queue, skb); +#endif } next: @@ -1275,10 +1287,16 @@ next: ag71xx_ring_rx_refill(ag); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,19,0)) + list_for_each_entry_safe(skb, next, &rx_list, list) + skb->protocol = eth_type_trans(skb, dev); + netif_receive_skb_list(&rx_list); +#else while ((skb = __skb_dequeue(&queue)) != NULL) { skb->protocol = eth_type_trans(skb, dev); netif_receive_skb(skb); } +#endif DBG("%s: rx finish, curr=%u, dirty=%u, done=%d\n", dev->name, ring->curr, ring->dirty, done); |