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From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
To: qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: kwolf@redhat.com, vsementsov@virtuozzo.com, berrange@redhat.com,
	mreitz@redhat.com, den@openvz.org
Subject: [Qemu-devel] [PATCH 2/2] nbd-client: enable TCP keepalive
Date: Wed,  5 Jun 2019 13:09:13 +0300	[thread overview]
Message-ID: <20190605100913.34972-3-vsementsov@virtuozzo.com> (raw)
In-Reply-To: <20190605100913.34972-1-vsementsov@virtuozzo.com>

Enable keepalive option to track server availablity.

Requested-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 block/nbd-client.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block/nbd-client.c b/block/nbd-client.c
index 790ecc1ee1..b57cea8482 100644
--- a/block/nbd-client.c
+++ b/block/nbd-client.c
@@ -1137,6 +1137,7 @@ static int nbd_client_connect(BlockDriverState *bs,
 
     /* NBD handshake */
     logout("session init %s\n", export);
+    qio_channel_set_keepalive(QIO_CHANNEL(sioc), true, NULL);
     qio_channel_set_blocking(QIO_CHANNEL(sioc), true, NULL);
 
     client->info.request_sizes = true;
-- 
2.18.0



  parent reply	other threads:[~2019-06-05 10:10 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-05 10:09 [Qemu-devel] [PATCH 0/2] nbd: enable keepalive Vladimir Sementsov-Ogievskiy
2019-06-05 10:09 ` [Qemu-devel] [PATCH 1/2] io/channel: add qio_channel_set_keepalive Vladimir Sementsov-Ogievskiy
2019-06-05 14:38   ` Eric Blake
2019-06-05 16:07     ` Daniel P. Berrangé
2019-06-05 16:02   ` Daniel P. Berrangé
2019-06-05 16:10     ` Vladimir Sementsov-Ogievskiy
2019-06-05 10:09 ` Vladimir Sementsov-Ogievskiy [this message]
2019-06-05 14:39   ` [Qemu-devel] [PATCH 2/2] nbd-client: enable TCP keepalive Eric Blake
2019-06-05 14:43     ` Denis V. Lunev
2019-06-05 16:37     ` Daniel P. Berrangé
2019-06-05 17:05       ` Vladimir Sementsov-Ogievskiy
2019-06-05 17:12         ` Eric Blake
2019-06-05 17:28           ` Vladimir Sementsov-Ogievskiy
2019-06-05 17:36             ` Daniel P. Berrangé
2019-06-05 19:48               ` Eric Blake
2019-06-05 20:11                 ` [Qemu-devel] nbd-server-add [was: [PATCH 2/2] nbd-client: enable TCP keepalive] Eric Blake

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