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authorKaricheri, Muralidharan <m-karicheri2@ti.com>2015-09-23 13:37:10 -0400
committerDavid S. Miller <davem@davemloft.net>2015-09-23 14:37:37 -0700
commit99f8ef5dc6546ac28cc7a03ff8301bc72fe5527e (patch)
tree9babcab9ff37406943953ab06b9a5463992dd987
parent915c5857874fc211874de1363e88f902e581e6eb (diff)
downloadop-kernel-dev-99f8ef5dc6546ac28cc7a03ff8301bc72fe5527e.zip
op-kernel-dev-99f8ef5dc6546ac28cc7a03ff8301bc72fe5527e.tar.gz
net: netcp: allocate buffers to desc before re-enable interrupt
Currently netcp_rxpool_refill() that refill descriptors and attached buffers to fdq while interrupt is enabled as part of NAPI poll. Doing it while interrupt is disabled could be beneficial as hardware will not be starved when CPU is busy with processing interrupt. Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/ti/netcp_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index d39dce3..8026daa 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -904,12 +904,12 @@ static int netcp_rx_poll(struct napi_struct *napi, int budget)
packets = netcp_process_rx_packets(netcp, budget);
+ netcp_rxpool_refill(netcp);
if (packets < budget) {
napi_complete(&netcp->rx_napi);
knav_queue_enable_notify(netcp->rx_queue);
}
- netcp_rxpool_refill(netcp);
return packets;
}
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