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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-31 09:31:38 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-31 09:31:38 +0200 |
commit | 1346e9331abe8d08c05148def1cb2cdf03085c40 (patch) | |
tree | 2cab2825e6292ec41354b5b3da7d4137f5e62941 /include/net/tcp.h | |
parent | 0995c95b0882ee0ed0ea1930c8918bb0899e924c (diff) | |
parent | 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 (diff) | |
download | linux-1346e9331abe8d08c05148def1cb2cdf03085c40.tar.gz linux-1346e9331abe8d08c05148def1cb2cdf03085c40.tar.bz2 linux-1346e9331abe8d08c05148def1cb2cdf03085c40.zip |
Merge 6.5-rc4 into char-misc-next
We need the char-misc fixes in here as well for testing.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r-- | include/net/tcp.h | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 226bce6d1e8c..0ca972ebd3dd 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1509,25 +1509,38 @@ void tcp_leave_memory_pressure(struct sock *sk); static inline int keepalive_intvl_when(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val; - return tp->keepalive_intvl ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_intvl); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepintvl() + * and do_tcp_setsockopt(). + */ + val = READ_ONCE(tp->keepalive_intvl); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_intvl); } static inline int keepalive_time_when(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val; - return tp->keepalive_time ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_time); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepidle_locked() */ + val = READ_ONCE(tp->keepalive_time); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_time); } static inline int keepalive_probes(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val; - return tp->keepalive_probes ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_probes); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepcnt() + * and do_tcp_setsockopt(). + */ + val = READ_ONCE(tp->keepalive_probes); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_probes); } static inline u32 keepalive_time_elapsed(const struct tcp_sock *tp) @@ -2048,7 +2061,11 @@ void __tcp_v4_send_check(struct sk_buff *skb, __be32 saddr, __be32 daddr); static inline u32 tcp_notsent_lowat(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); - return tp->notsent_lowat ?: READ_ONCE(net->ipv4.sysctl_tcp_notsent_lowat); + u32 val; + + val = READ_ONCE(tp->notsent_lowat); + + return val ?: READ_ONCE(net->ipv4.sysctl_tcp_notsent_lowat); } bool tcp_stream_memory_free(const struct sock *sk, int wake); |