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authorLinus Torvalds <torvalds@linux-foundation.org>2014-01-21 17:42:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-21 17:42:55 -0800
commitff0bc6cc7f20cfaf9aed4055773158f3f295b28b (patch)
treeba968e3dc1fbdb730941fca5842b988fccba368c
parent2182c815f3d430598e172c1c3ac88df775ea120e (diff)
parentece35848c1847cdf3dd07954578d3e99238ebbae (diff)
downloadlinux-ff0bc6cc7f20cfaf9aed4055773158f3f295b28b.tar.gz
Merge tag 'dlm-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm
Pull dlm update from David Teigland:
 "A single change to speed up recovery times when using SCTP
  connections"

* tag 'dlm-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm:
  dlm: set zero linger time on sctp socket
-rw-r--r--fs/dlm/lowcomms.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index d90909ec6aa6..a5e34dd6a32c 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -649,6 +649,7 @@ static void process_sctp_notification(struct connection *con,
 				      struct msghdr *msg, char *buf)
 {
 	union sctp_notification *sn = (union sctp_notification *)buf;
+	struct linger linger;
 
 	switch (sn->sn_header.sn_type) {
 	case SCTP_SEND_FAILED:
@@ -727,6 +728,13 @@ static void process_sctp_notification(struct connection *con,
 			}
 			add_sock(new_con->sock, new_con);
 
+			linger.l_onoff = 1;
+			linger.l_linger = 0;
+			ret = kernel_setsockopt(new_con->sock, SOL_SOCKET, SO_LINGER,
+						(char *)&linger, sizeof(linger));
+			if (ret < 0)
+				log_print("set socket option SO_LINGER failed");
+
 			log_print("connecting to %d sctp association %d",
 				 nodeid, (int)sn->sn_assoc_change.sac_assoc_id);