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authorEric Dumazet <edumazet@google.com>2023-09-21 23:28:11 +0300
committerDavid S. Miller <davem@davemloft.net>2023-10-01 21:09:54 +0300
commit10bbf1652c1cca9819e98d56f3432c56d7a2d229 (patch)
treeab9494c905436ea6f2b9fa1bb979addd2d58da71 /net/smc
parent06bc3668cc2a6db2831b9086f0e3c6ebda599dba (diff)
downloadlinux-10bbf1652c1cca9819e98d56f3432c56d7a2d229.tar.xz
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/smc')
-rw-r--r--net/smc/af_smc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index bacdd971615e..297681601414 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -493,7 +493,7 @@ static void smc_copy_sock_settings(struct sock *nsk, struct sock *osk,
nsk->sk_sndtimeo = osk->sk_sndtimeo;
nsk->sk_rcvtimeo = osk->sk_rcvtimeo;
nsk->sk_mark = READ_ONCE(osk->sk_mark);
- nsk->sk_priority = osk->sk_priority;
+ nsk->sk_priority = READ_ONCE(osk->sk_priority);
nsk->sk_rcvlowat = osk->sk_rcvlowat;
nsk->sk_bound_dev_if = osk->sk_bound_dev_if;
nsk->sk_err = osk->sk_err;