From: Amir Shehata <ashehata@whamcloud.com>
Date: Tue, 11 Jun 2019 19:02:15 +0000 (-0700)
Subject: LU-12423 lnet: honor discovery setting
X-Git-Tag: 2.12.56~12
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=a06b656639c40254d6125f6def98a93e165d261b

LU-12423 lnet: honor discovery setting

If discovery is off do not push out any updates. This could be
triggered in case of a gateway's interface changing.

Test-Parameters: trivial
Signed-off-by: Amir Shehata <ashehata@whamcloud.com>
Change-Id: Ie421318ae85b895327ec170ffb436c9b679f6866
Reviewed-on: https://review.whamcloud.com/35192
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Olaf Weber <olaf.weber@hpe.com>
Reviewed-by: Chris Horn <hornc@cray.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
---

diff --git a/lnet/lnet/peer.c b/lnet/lnet/peer.c
index a60a2e6..8e3f8f6 100644
--- a/lnet/lnet/peer.c
+++ b/lnet/lnet/peer.c
@@ -882,6 +882,8 @@ lnet_push_update_to_peers(int force)
 	int cpt;
 
 	lnet_net_lock(LNET_LOCK_EX);
+	if (lnet_peer_discovery_disabled)
+		force = 0;
 	lncpt = cfs_percpt_number(the_lnet.ln_peer_tables);
 	for (cpt = 0; cpt < lncpt; cpt++) {
 		ptable = the_lnet.ln_peer_tables[cpt];