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(parent: 290b693) | patch
tcp: annotate data-races around tp->timeout_rehash
authorEric Dumazet <edumazet@google.com>
Thu, 16 Apr 2026 20:03:17 +0000 (20:03 +0000)
committerJakub Kicinski <kuba@kernel.org>
Sat, 18 Apr 2026 18:10:13 +0000 (11:10 -0700)
commit71c675358b711bbfd8528949249419dc2dfa4ce1
tree5c47202a1e6a34134a99c7321c7a84106a98585ftree | snapshot
parent290b693ce7c9d48588d88b15a782a3efc6fa036bcommit | diff
tcp: annotate data-races around tp->timeout_rehash

tcp_get_timestamping_opt_stats() intentionally runs lockless, we must
add READ_ONCE() and WRITE_ONCE() annotations to keep KCSAN happy.

Fixes: 32efcc06d2a1 ("tcp: export count for rehash attempts")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260416200319.3608680-13-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net/ipv4/tcp.c diff | blob | blame | history
net/ipv4/tcp_timer.c diff | blob | blame | history
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