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| author |   Eric Dumazet <edumazet@google.com> | 2026-02-16 14:28:32 +0000 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2026-02-18 16:46:37 -0800 |
| commit | 9395b1bb1f14ae3fa1e4e2f7988f029cb1c009ed (patch) | |
| tree | 09e7f57da5b7dff3303ebaa33babb4baff8a2efe /tools/perf/scripts/python/stackcollapse.py | |
| parent | ipv4: icmp: icmpv4_xrlim_allow() optimization if net.ipv4.icmp_ratelimit is zero (diff) | |
ipv6: icmp: icmpv6_xrlim_allow() optimization if net.ipv6.icmp.ratelimit is zero
If net.ipv6.icmp.ratelimit is zero we do not have to call
inet_getpeer_v6() and inet_peer_xrlim_allow().
Both can be very expensive under DDOS.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20260216142832.3834174-6-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions