diff mbox

[6/7] net: netcp: allocate buffers to desc before re-enable interrupt

Message ID 1443029831-22035-7-git-send-email-m-karicheri2@ti.com
State Accepted
Commit 99f8ef5dc6546ac28cc7a03ff8301bc72fe5527e
Headers show

Commit Message

Murali Karicheri Sept. 23, 2015, 5:37 p.m. UTC 
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>
---
 drivers/net/ethernet/ti/netcp_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

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;
 }