David Lebrun
af4a2209b1
ipv6: sr: use dst_cache in seg6_input
...
We already use dst_cache in seg6_output, when handling locally generated
packets. We extend it in seg6_input, to also handle forwarded packets, and avoid
unnecessary fib lookups.
Performances for SRH encapsulation before the patch:
Result: OK: 5656067(c5655678+d388) usec, 5000000 (1000byte,0frags)
884006pps 7072Mb/sec (7072048000bps) errors: 0
Performances after the patch:
Result: OK: 4774543(c4774084+d459) usec, 5000000 (1000byte,0frags)
1047220pps 8377Mb/sec (8377760000bps) errors: 0
Signed-off-by: David Lebrun <david.lebrun@uclouvain.be >
Signed-off-by: David S. Miller <davem@davemloft.net >
2017-03-24 14:47:32 -07:00
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