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ipv4: Optimization for fib_info lookup with nexthops
authorDavid Ahern <dsahern@gmail.com>
Sat, 8 Jun 2019 21:53:33 +0000 (14:53 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 10 Jun 2019 17:44:57 +0000 (10:44 -0700)
commitba0a806518fee36662ecdc42ea4aecb0ef3c300c
tree2eb94deff893ca111adf181d1b98c3ae51169733tree | snapshot
parent1d8053328272be954c754c9e26271ce50937128bcommit | diff
ipv4: Optimization for fib_info lookup with nexthops

Be optimistic about re-using a fib_info when nexthop id is given and
the route does not use metrics. Avoids a memory allocation which in
most cases is expected to be freed anyways.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/fib_semantics.c diff | blob | history
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