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| author | Eric Dumazet <edumazet@google.com> | 2025-08-22 09:17:25 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-08-25 16:20:59 -0700 |
| commit | e6f178be3c12cd6b8fb1b81dd0b9118e0a0d0333 (patch) | |
| tree | 53cac60e1e09cf9aed6d9748b4a225a2533ee16b /net/ipv6/tcp_ipv6.c | |
| parent | Merge branch 'net-ipv4-allow-directed-broadcast-routes-to-use-dst-hint' (diff) | |
| download | linux-e6f178be3c12cd6b8fb1b81dd0b9118e0a0d0333.tar.gz linux-e6f178be3c12cd6b8fb1b81dd0b9118e0a0d0333.zip | |
tcp: annotate data-races around icsk->icsk_retransmits
icsk->icsk_retransmits is read locklessly from inet_sk_diag_fill(),
tcp_get_timestamping_opt_stats, get_tcp4_sock() and get_tcp6_sock().
Add corresponding READ_ONCE()/WRITE_ONCE() annotations.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Neal Cardwell <ncardwell@google.com>
Link: https://patch.msgid.link/20250822091727.835869-2-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 7577e7eb2c97..7b177054452b 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -2230,7 +2230,7 @@ static void get_tcp6_sock(struct seq_file *seq, struct sock *sp, int i) rx_queue, timer_active, jiffies_delta_to_clock_t(timer_expires - jiffies), - icsk->icsk_retransmits, + READ_ONCE(icsk->icsk_retransmits), from_kuid_munged(seq_user_ns(seq), sk_uid(sp)), icsk->icsk_probes_out, sock_i_ino(sp), |