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-rw-r--r--fs/dlm/lowcomms.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 815125281a86..d31e9abfb9f1 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -1037,6 +1037,7 @@ static void sctp_connect_to_sock(struct connection *con)
int result;
int addr_len;
struct socket *sock;
+ struct timeval tv = { .tv_sec = 5, .tv_usec = 0 };
if (con->nodeid == 0) {
log_print("attempt to connect sock 0 foiled");
@@ -1083,8 +1084,19 @@ static void sctp_connect_to_sock(struct connection *con)
kernel_setsockopt(sock, SOL_SCTP, SCTP_NODELAY, (char *)&one,
sizeof(one));
+ /*
+ * Make sock->ops->connect() function return in specified time,
+ * since O_NONBLOCK argument in connect() function does not work here,
+ * then, we should restore the default value of this attribute.
+ */
+ kernel_setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char *)&tv,
+ sizeof(tv));
result = sock->ops->connect(sock, (struct sockaddr *)&daddr, addr_len,
O_NONBLOCK);
+ memset(&tv, 0, sizeof(tv));
+ kernel_setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char *)&tv,
+ sizeof(tv));
+
if (result == -EINPROGRESS)
result = 0;
if (result == 0)