diff options
| author |   Eric Dumazet <edumazet@google.com> | 2021-10-25 09:48:16 -0700 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2021-10-25 18:02:12 -0700 |
| commit | 0c0a5ef809f9150e9229e7b13e43183b681b7a39 (patch) | |
| tree | a991c865b20f6a75c9ab89bef3304bd8b2bea28e /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | ax88796c: fix fetching error stats from percpu containers (diff) | |
| download | linux-dev-0c0a5ef809f9150e9229e7b13e43183b681b7a39.tar.xz linux-dev-0c0a5ef809f9150e9229e7b13e43183b681b7a39.zip | |
tcp: move inet->rx_dst_ifindex to sk->sk_rx_dst_ifindex
Increase cache locality by moving rx_dst_ifindex next to sk->sk_rx_dst
This is part of an effort to reduce cache line misses in TCP fast path.
This removes one cache line miss in early demux.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions