From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44825) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fFiK5-0006Od-60 for qemu-devel@nongnu.org; Mon, 07 May 2018 11:45:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fFiJz-0005pK-Jc for qemu-devel@nongnu.org; Mon, 07 May 2018 11:45:09 -0400 From: Vladimir Sementsov-Ogievskiy Date: Mon, 7 May 2018 18:44:56 +0300 Message-Id: <20180507154458.73945-4-vsementsov@virtuozzo.com> In-Reply-To: <20180507154458.73945-1-vsementsov@virtuozzo.com> References: <20180507154458.73945-1-vsementsov@virtuozzo.com> Subject: [Qemu-devel] [PATCH 3/5] block/nbd-client: split connection from initialization List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, qemu-block@nongnu.org Cc: mreitz@redhat.com, kwolf@redhat.com, pbonzini@redhat.com, eblake@redhat.com, vsementsov@virtuozzo.com, den@openvz.org Split connection code to reuse it for reconnect. Signed-off-by: Vladimir Sementsov-Ogievskiy --- block/nbd-client.c | 29 +++++++++++++++++++++-------- 1 file changed, 21 insertions(+), 8 deletions(-) diff --git a/block/nbd-client.c b/block/nbd-client.c index 6ff505c4b8..14b42f31df 100644 --- a/block/nbd-client.c +++ b/block/nbd-client.c @@ -999,12 +999,12 @@ static QIOChannelSocket *nbd_establish_connection(SocketAddress *saddr, return sioc; } -int nbd_client_init(BlockDriverState *bs, - SocketAddress *saddr, - const char *export, - QCryptoTLSCreds *tlscreds, - const char *hostname, - Error **errp) +static int nbd_client_connect(BlockDriverState *bs, + SocketAddress *saddr, + const char *export, + QCryptoTLSCreds *tlscreds, + const char *hostname, + Error **errp) { NBDClientSession *client = nbd_get_client_session(bs); int ret; @@ -1048,8 +1048,6 @@ int nbd_client_init(BlockDriverState *bs, bs->supported_zero_flags |= BDRV_REQ_MAY_UNMAP; } - qemu_co_mutex_init(&client->send_mutex); - qemu_co_queue_init(&client->free_sema); client->sioc = sioc; if (!client->ioc) { @@ -1066,3 +1064,18 @@ int nbd_client_init(BlockDriverState *bs, logout("Established connection with NBD server\n"); return 0; } + +int nbd_client_init(BlockDriverState *bs, + SocketAddress *saddr, + const char *export, + QCryptoTLSCreds *tlscreds, + const char *hostname, + Error **errp) +{ + NBDClientSession *client = nbd_get_client_session(bs); + + qemu_co_mutex_init(&client->send_mutex); + qemu_co_queue_init(&client->free_sema); + + return nbd_client_connect(bs, saddr, export, tlscreds, hostname, errp); +} -- 2.11.1