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[5/7] nbd: clear_sock on netlink disconnect

Message ID 20180516185122.18590-5-josef@toxicpanda.com (mailing list archive)
State New, archived
Headers show

Commit Message

Josef Bacik May 16, 2018, 6:51 p.m. UTC 
From: Josef Bacik <jbacik@fb.com>

This is what the ioctl based nbd disconnect does as well.  Without this
the device will just sit there and wait for the connection to go away
(or IO to occur) before the device gets torn down.  Instead clear
everything up on our end so the configuration goes away as quickly as
possible.

Signed-off-by: Josef Bacik <jbacik@fb.com>
---
 drivers/block/nbd.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 64278f472efe..06725ce97593 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1768,6 +1768,7 @@  static int nbd_genl_disconnect(struct sk_buff *skb, struct genl_info *info)
 	}
 	mutex_lock(&nbd->config_lock);
 	nbd_disconnect(nbd);
+	nbd_clear_sock(nbd);
 	mutex_unlock(&nbd->config_lock);
 	if (test_and_clear_bit(NBD_HAS_CONFIG_REF,
 			       &nbd->config->runtime_flags))