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-rw-r--r--pkg/tcpip/link/qdisc/fifo/endpoint.go9
1 files changed, 6 insertions, 3 deletions
diff --git a/pkg/tcpip/link/qdisc/fifo/endpoint.go b/pkg/tcpip/link/qdisc/fifo/endpoint.go
index 87035b034..03efba606 100644
--- a/pkg/tcpip/link/qdisc/fifo/endpoint.go
+++ b/pkg/tcpip/link/qdisc/fifo/endpoint.go
@@ -165,12 +165,15 @@ func (e *endpoint) WritePacket(r stack.RouteInfo, gso *stack.GSO, protocol tcpip
}
// WritePackets implements stack.LinkEndpoint.WritePackets.
+//
+// Being a batch API, each packet in pkts should have the following
+// fields populated:
+// - pkt.EgressRoute
+// - pkt.GSOOptions
+// - pkt.NetworkProtocolNumber
func (e *endpoint) WritePackets(r stack.RouteInfo, gso *stack.GSO, pkts stack.PacketBufferList, protocol tcpip.NetworkProtocolNumber) (int, *tcpip.Error) {
enqueued := 0
for pkt := pkts.Front(); pkt != nil; {
- pkt.EgressRoute = r
- pkt.GSOOptions = gso
- pkt.NetworkProtocolNumber = protocol
d := e.dispatchers[int(pkt.Hash)%len(e.dispatchers)]
nxt := pkt.Next()
if !d.q.enqueue(pkt) {