block/nbd-client: split connection from initialization

Split connection code to reuse it for reconnect.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20190201130138.94525-4-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2019-02-01 16:01:35 +03:00 committed by Eric Blake
parent d42f78e940
commit b0e4b5a58f

View File

@ -1012,13 +1012,13 @@ 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,
const char *x_dirty_bitmap,
Error **errp)
static int nbd_client_connect(BlockDriverState *bs,
SocketAddress *saddr,
const char *export,
QCryptoTLSCreds *tlscreds,
const char *hostname,
const char *x_dirty_bitmap,
Error **errp)
{
NBDClientSession *client = nbd_get_client_session(bs);
int ret;
@ -1071,8 +1071,6 @@ 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) {
@ -1105,3 +1103,20 @@ int nbd_client_init(BlockDriverState *bs,
return ret;
}
}
int nbd_client_init(BlockDriverState *bs,
SocketAddress *saddr,
const char *export,
QCryptoTLSCreds *tlscreds,
const char *hostname,
const char *x_dirty_bitmap,
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,
x_dirty_bitmap, errp);
}