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| author | Eric Dumazet <edumazet@google.com> | 2018-03-31 22:58:56 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-04-01 06:25:39 +0300 |
| commit | e5d672a0780d9e7118caad4c171ec88b8299398d (patch) | |
| tree | 2d885d704df9eee43788e94bcac1142dd9b519fc /tools/perf/scripts/python/check-perf-trace.py | |
| parent | 05c0b86b9696802fd0ce5676a92a63f1b455bdf3 (diff) | |
| download | linux-e5d672a0780d9e7118caad4c171ec88b8299398d.tar.xz | |
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 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions