Revert "r8169: use netif_receive_skb_list batching"
authorHeiner Kallweit <hkallweit1@gmail.com>
Wed, 3 Apr 2019 17:54:12 +0000 (19:54 +0200)
committerDavid S. Miller <davem@davemloft.net>
Fri, 5 Apr 2019 00:47:00 +0000 (17:47 -0700)
This reverts commit 6578229d4efb7ea6287861bfc2bd306140458e07.
netif_receive_skb_list() doesn't support GRO, therefore we may have
scenarios with decreased performance. See discussion here [0].

[0] https://marc.info/?t=155403847400001&r=1&w=2

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/realtek/r8169.c

index c9ee1c8eb635339f2138c7b5c7e7d09ed34690b4..a8ca26c2ae0c508664a2b03d32cbec67c017f0e1 100644 (file)
@@ -6426,7 +6426,6 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget
 {
        unsigned int cur_rx, rx_left;
        unsigned int count;
-       LIST_HEAD(rx_list);
 
        cur_rx = tp->cur_rx;
 
@@ -6502,7 +6501,7 @@ process_pkt:
                        if (skb->pkt_type == PACKET_MULTICAST)
                                dev->stats.multicast++;
 
-                       list_add_tail(&skb->list, &rx_list);
+                       napi_gro_receive(&tp->napi, skb);
 
                        u64_stats_update_begin(&tp->rx_stats.syncp);
                        tp->rx_stats.packets++;
@@ -6517,8 +6516,6 @@ release_descriptor:
        count = cur_rx - tp->cur_rx;
        tp->cur_rx = cur_rx;
 
-       netif_receive_skb_list(&rx_list);
-
        return count;
 }