diff options
| author | Wei Liu <wei.liu2@citrix.com> | 2013-09-30 16:46:34 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-10-02 23:54:11 +0400 |
| commit | 99d3d587b2b4314ccc8ea066cb327dfb523d598e (patch) | |
| tree | f0778a5abe8e82de603cb28e8f2574fbcb1aa2a0 /drivers/net/xen-netfront.c | |
| parent | ee002b64ec81db846b5518d73fd724a53b27fbf2 (diff) | |
| download | linux-99d3d587b2b4314ccc8ea066cb327dfb523d598e.tar.xz | |
xen-netfront: convert to GRO API
Anirban was seeing netfront received MTU size packets, which downgraded
throughput. The following patch makes netfront use GRO API which
improves throughput for that case.
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Cc: Anirban Chakraborty <abchak@juniper.net>
Cc: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Konrad Wilk <konrad.wilk@oracle.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netfront.c')
| -rw-r--r-- | drivers/net/xen-netfront.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 36808bf25677..dd1011e55cb5 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -952,7 +952,7 @@ static int handle_incoming_queue(struct net_device *dev, u64_stats_update_end(&stats->syncp); /* Pass it up. */ - netif_receive_skb(skb); + napi_gro_receive(&np->napi, skb); } return packets_dropped; @@ -1051,6 +1051,8 @@ err: if (work_done < budget) { int more_to_do = 0; + napi_gro_flush(napi, false); + local_irq_save(flags); RING_FINAL_CHECK_FOR_RESPONSES(&np->rx, more_to_do); |