From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Mon, 28 Apr 2014 16:43:15 +0000 (+0200)
Subject: drbd: Allow online layout change of AL while peer is not connected
X-Git-Tag: firefly_0821_release~176^2~3465^2~50^2~44
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cdc6af8df42313d632cb9ed79dd455daecbd8478;p=firefly-linux-kernel-4.4.55.git

drbd: Allow online layout change of AL while peer is not connected

If a user forces the operation he takes the blame in case
the peer does not have enough space. No reason to dey this...

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index e891cb0a83c9..d219210cca1e 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -2489,7 +2489,7 @@ int drbd_adm_resize(struct sk_buff *skb, struct genl_info *info)
 			goto fail_ldev;
 		}
 
-		if (device->state.conn != C_CONNECTED) {
+		if (device->state.conn != C_CONNECTED && !rs.resize_force) {
 			retcode = ERR_MD_LAYOUT_CONNECTED;
 			goto fail_ldev;
 		}