diff options
| author | Eric Dumazet | 2018-03-31 21:58:56 +0200 |
|---|---|---|
| committer | David S. Miller | 2018-04-01 05:25:39 +0200 |
| commit | e5d672a0780d9e7118caad4c171ec88b8299398d (patch) | |
| tree | 2d885d704df9eee43788e94bcac1142dd9b519fc /net/ipv4/ip_fragment.c | |
| parent | ipv6: frags: rewrite ip6_expire_frag_queue() (diff) | |
| download | kernel-qcow2-linux-e5d672a0780d9e7118caad4c171ec88b8299398d.tar.gz kernel-qcow2-linux-e5d672a0780d9e7118caad4c171ec88b8299398d.tar.xz kernel-qcow2-linux-e5d672a0780d9e7118caad4c171ec88b8299398d.zip | |
rhashtable: reorganize struct rhashtable layout
While under frags DDOS I noticed unfortunate false sharing between
@nelems and @params.automatic_shrinking
Move @nelems at the end of struct rhashtable so that first cache line
is shared between all cpus, because almost never dirtied.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_fragment.c')
0 files changed, 0 insertions, 0 deletions