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2fab94bcf3
Blamed commit added a critical false sharing on a single
atomic_long_t under DOS, like receiving UDP packets
to closed ports.
Per netns ICMP6_MIB_RATELIMITHOST tracking uses per-cpu
storage and is enough, we do not need per-device and slow tracking.
Fixes: d0941130c9 ("icmp: Add counters for rate limits")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jamie Bainbridge <jamie.bainbridge@gmail.com>
Cc: Abhishek Rawal <rawal.abhishek92@gmail.com>
Link: https://patch.msgid.link/20250905165813.1470708-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
330 lines
11 KiB
330 lines
11 KiB