rbd: get rid of rbd_req_sync_watch()

Get rid of rbd_req_sync_watch(), because it is no longer used.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder 2013-01-20 14:44:42 -06:00 committed by Sage Weil
parent 9969ebc5af
commit ecf7a0318b

View file

@ -1369,47 +1369,6 @@ static void rbd_watch_cb(u64 ver, u64 notify_id, u8 opcode, void *data)
rbd_req_sync_notify_ack(rbd_dev, hver, notify_id);
}
/*
* Request sync osd watch/unwatch. The value of "start" determines
* whether a watch request is being initiated or torn down.
*/
static int rbd_req_sync_watch(struct rbd_device *rbd_dev, int start)
{
struct ceph_osd_req_op *op;
int ret = 0;
rbd_assert(start ^ !!rbd_dev->watch_event);
rbd_assert(start ^ !!rbd_dev->watch_request);
if (start) {
struct ceph_osd_client *osdc;
osdc = &rbd_dev->rbd_client->client->osdc;
ret = ceph_osdc_create_event(osdc, rbd_watch_cb, 0, rbd_dev,
&rbd_dev->watch_event);
if (ret < 0)
return ret;
}
op = rbd_osd_req_op_create(CEPH_OSD_OP_WATCH,
rbd_dev->watch_event->cookie,
rbd_dev->header.obj_version, start);
if (op)
ret = rbd_req_sync_op(rbd_dev,
CEPH_OSD_FLAG_WRITE | CEPH_OSD_FLAG_ONDISK,
op, rbd_dev->header_name,
0, 0, NULL, NULL);
/* Cancel the event if we're tearing down, or on error */
if (!start || !op || ret < 0) {
ceph_osdc_cancel_event(rbd_dev->watch_event);
rbd_dev->watch_event = NULL;
}
rbd_osd_req_op_destroy(op);
return ret;
}
/*
* Synchronous osd object method call
@ -3961,7 +3920,6 @@ static int rbd_dev_probe_finish(struct rbd_device *rbd_dev)
if (ret)
goto err_out_bus;
(void) rbd_req_sync_watch; /* avoid a warning */
ret = rbd_dev_header_watch_sync(rbd_dev, 1);
if (ret)
goto err_out_bus;