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Diffstat (limited to 'include')
-rw-r--r--include/net/tcp.h4
-rw-r--r--include/trace/events/sock.h2
2 files changed, 3 insertions, 3 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index e1d08f69fd39..ab4eb5eb5d07 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1380,14 +1380,14 @@ static inline int tcp_win_from_space(const struct sock *sk, int space)
/* Note: caller must be prepared to deal with negative returns */
static inline int tcp_space(const struct sock *sk)
{
- return tcp_win_from_space(sk, sk->sk_rcvbuf -
+ return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf) -
READ_ONCE(sk->sk_backlog.len) -
atomic_read(&sk->sk_rmem_alloc));
}
static inline int tcp_full_space(const struct sock *sk)
{
- return tcp_win_from_space(sk, sk->sk_rcvbuf);
+ return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf));
}
extern void tcp_openreq_init_rwin(struct request_sock *req,
diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h
index a0c4b8a30966..f720c32e7dfd 100644
--- a/include/trace/events/sock.h
+++ b/include/trace/events/sock.h
@@ -82,7 +82,7 @@ TRACE_EVENT(sock_rcvqueue_full,
TP_fast_assign(
__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
__entry->truesize = skb->truesize;
- __entry->sk_rcvbuf = sk->sk_rcvbuf;
+ __entry->sk_rcvbuf = READ_ONCE(sk->sk_rcvbuf);
),
TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",