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Commit 617ffc73 authored by Subash Abhinov Kasiviswanathan's avatar Subash Abhinov Kasiviswanathan
Browse files

net: qualcomm: rmnet: Add support for frag_list in deaggregation 



Traverse through the frag list when deaggregating packets coming
from the physical netdevice. Since a larger burst of data is
queued by the physical netdevice as a single packet, this is more
efficient for receive packet processing.

CRs-Fixed: 2215524
Change-Id: I7f5071126cef0787d0ce3e071e44a9acb5fc1ea6
Signed-off-by: default avatarSubash Abhinov Kasiviswanathan <subashab@codeaurora.org>
parent 870ded18

drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c

+12 −3
Original line number Diff line number Diff line
@@ -144,10 +144,19 @@ rmnet_map_ingress_handler(struct sk_buff *skb, 
	}



	if (port->data_format & RMNET_FLAGS_INGRESS_DEAGGREGATION) {

		while ((skbn = rmnet_map_deaggregate(skb, port)) != NULL)

		while (skb) {

			struct sk_buff *skb_frag = skb_shinfo(skb)->frag_list;



			skb_shinfo(skb)->frag_list = NULL;



			while ((skbn = rmnet_map_deaggregate(skb, port))

			       != NULL)

				__rmnet_map_ingress_handler(skbn, port);



			consume_skb(skb);



			skb = skb_frag;

		}

	} else {

		__rmnet_map_ingress_handler(skb, port);

	}