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authorEric Dumazet <edumazet@google.com>2025-08-22 09:17:26 +0000
committerJakub Kicinski <kuba@kernel.org>2025-08-25 16:20:59 -0700
commit9bd999eb35cfcc404fb640712f9023f51a303cbe (patch)
treea9a7dfe8682e23351d9af2aa1aafd75ba27d3e05 /net/ipv4/tcp_ipv4.c
parente6f178be3c12cd6b8fb1b81dd0b9118e0a0d0333 (diff)
tcp: annotate data-races around icsk->icsk_probes_out
icsk->icsk_probes_out is read locklessly from inet_sk_diag_fill(), 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/20250822091727.835869-3-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 5d549dfd4e60..9543f1538359 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2960,7 +2960,7 @@ static void get_tcp4_sock(struct sock *sk, struct seq_file *f, int i)
jiffies_delta_to_clock_t(timer_expires - jiffies),
READ_ONCE(icsk->icsk_retransmits),
from_kuid_munged(seq_user_ns(f), sk_uid(sk)),
- icsk->icsk_probes_out,
+ READ_ONCE(icsk->icsk_probes_out),
sock_i_ino(sk),
refcount_read(&sk->sk_refcnt), sk,
jiffies_to_clock_t(icsk->icsk_rto),