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| author | Eric Dumazet <edumazet@google.com> | 2023-09-21 20:28:11 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-10-01 19:09:54 +0100 |
| commit | 10bbf1652c1cca9819e98d56f3432c56d7a2d229 (patch) | |
| tree | ab9494c905436ea6f2b9fa1bb979addd2d58da71 /net/sctp | |
| parent | 06bc3668cc2a6db2831b9086f0e3c6ebda599dba (diff) | |
| download | lwn-10bbf1652c1cca9819e98d56f3432c56d7a2d229.tar.gz lwn-10bbf1652c1cca9819e98d56f3432c56d7a2d229.zip | |
net: implement lockless SO_PRIORITY
This is a followup of 8bf43be799d4 ("net: annotate data-races
around sk->sk_priority").
sk->sk_priority can be read and written without holding the socket lock.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Wenjia Zhang <wenjia@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/ipv6.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index 5c0ed5909d85..24368f755ab1 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -247,7 +247,7 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *t) rcu_read_lock(); res = ip6_xmit(sk, skb, fl6, sk->sk_mark, rcu_dereference(np->opt), - tclass, sk->sk_priority); + tclass, READ_ONCE(sk->sk_priority)); rcu_read_unlock(); return res; } |