195 	u64		snap_id;  member
337 		u64			snap_id;	/* for reads */  member
520 	return rbd_dev->spec->snap_id != CEPH_NOSNAP;  in rbd_is_snap()
639 					u64 snap_id);
640 static int _rbd_dev_v2_snap_size(struct rbd_device *rbd_dev, u64 snap_id,
1138 static u32 rbd_dev_snap_index(struct rbd_device *rbd_dev, u64 snap_id)  in rbd_dev_snap_index()  argument
1143 	found = bsearch(&snap_id, &snapc->snaps, snapc->num_snaps,  in rbd_dev_snap_index()
1144 				sizeof (snap_id), snapid_compare_reverse);  in rbd_dev_snap_index()
1150 					u64 snap_id)  in rbd_dev_v1_snap_name()  argument
1155 	which = rbd_dev_snap_index(rbd_dev, snap_id);  in rbd_dev_v1_snap_name()
1163 static const char *rbd_snap_name(struct rbd_device *rbd_dev, u64 snap_id)  in rbd_snap_name()  argument
1165 	if (snap_id == CEPH_NOSNAP)  in rbd_snap_name()
1170 		return rbd_dev_v1_snap_name(rbd_dev, snap_id);  in rbd_snap_name()
1172 	return rbd_dev_v2_snap_name(rbd_dev, snap_id);  in rbd_snap_name()
1175 static int rbd_snap_size(struct rbd_device *rbd_dev, u64 snap_id,  in rbd_snap_size()  argument
1179 	if (snap_id == CEPH_NOSNAP) {  in rbd_snap_size()
1184 		which = rbd_dev_snap_index(rbd_dev, snap_id);  in rbd_snap_size()
1193 		ret = _rbd_dev_v2_snap_size(rbd_dev, snap_id, NULL, &size);  in rbd_snap_size()
1204 	u64 snap_id = rbd_dev->spec->snap_id;  in rbd_dev_mapping_set()  local
1208 	ret = rbd_snap_size(rbd_dev, snap_id, &size);  in rbd_dev_mapping_set()
1395 	osd_req->r_snapid = obj_request->img_request->snap_id;  in rbd_osd_format_read()
1590 		img_req->snap_id = rbd_dev->spec->snap_id;  in rbd_img_capture_header()
1694 static void rbd_object_map_name(struct rbd_device *rbd_dev, u64 snap_id,  in rbd_object_map_name()  argument
1697 	if (snap_id == CEPH_NOSNAP)  in rbd_object_map_name()
1702 				rbd_dev->spec->image_id, snap_id);  in rbd_object_map_name()
1827 	rbd_object_map_name(rbd_dev, rbd_dev->spec->snap_id, &oid);  in __rbd_object_map_load()
2034 static int rbd_object_map_update(struct rbd_obj_request *obj_req, u64 snap_id,  in rbd_object_map_update()  argument
2044 	if (snap_id == CEPH_NOSNAP) {  in rbd_object_map_update()
2059 	rbd_object_map_name(rbd_dev, snap_id, &req->r_base_oid);  in rbd_object_map_update()
2064 	if (snap_id == CEPH_NOSNAP) {  in rbd_object_map_update()
5106 	return sprintf(buf, "%llu\n", rbd_dev->spec->snap_id);  in rbd_snap_id_show()
5137 			    spec->snap_id, spec->snap_name,  in rbd_parent_show()
5177 static DEVICE_ATTR(snap_id, 0444, rbd_snap_id_show, NULL);
5241 	spec->snap_id = CEPH_NOSNAP;  in rbd_spec_alloc()
5399 static int _rbd_dev_v2_snap_size(struct rbd_device *rbd_dev, u64 snap_id,  in _rbd_dev_v2_snap_size()  argument
5402 	__le64 snapid = cpu_to_le64(snap_id);  in _rbd_dev_v2_snap_size()
5426 		(unsigned long long)snap_id,  in _rbd_dev_v2_snap_size()
5476 static int _rbd_dev_v2_snap_features(struct rbd_device *rbd_dev, u64 snap_id,  in _rbd_dev_v2_snap_features()  argument
5480 		__le64 snap_id;  in _rbd_dev_v2_snap_features()  member
5490 	features_in.snap_id = cpu_to_le64(snap_id);  in _rbd_dev_v2_snap_features()
5513 		(unsigned long long)snap_id,  in _rbd_dev_v2_snap_features()
5536 	__le64 snapid = cpu_to_le64(rbd_dev->spec->snap_id);  in rbd_dev_v2_get_flags()
5557 	u64		snap_id;  member
5591 	ceph_decode_64_safe(p, end, pii->snap_id, e_inval);  in decode_parent_image_spec()
5666 	ceph_decode_64_safe(&p, end, pii->snap_id, e_inval);  in __get_parent_info_legacy()
5694 	ceph_encode_64(&p, rbd_dev->spec->snap_id);  in get_parent_info()
5720 	     __func__, pii.pool_id, pii.pool_ns, pii.image_id, pii.snap_id,  in rbd_dev_v2_parent_info()
5769 		parent_spec->snap_id = pii.snap_id;  in rbd_dev_v2_parent_info()
5918 	u64 snap_id;  in rbd_v2_snap_id_by_name()  local
5923 		snap_id = snapc->snaps[which];  in rbd_v2_snap_id_by_name()
5924 		snap_name = rbd_dev_v2_snap_name(rbd_dev, snap_id);  in rbd_v2_snap_id_by_name()
5935 	return found ? snap_id : CEPH_NOSNAP;  in rbd_v2_snap_id_by_name()
5962 		u64 snap_id;  in rbd_spec_fill_snap_id()  local
5964 		snap_id = rbd_snap_id_by_name(rbd_dev, spec->snap_name);  in rbd_spec_fill_snap_id()
5965 		if (snap_id == CEPH_NOSNAP)  in rbd_spec_fill_snap_id()
5968 		spec->snap_id = snap_id;  in rbd_spec_fill_snap_id()
5970 		spec->snap_id = CEPH_NOSNAP;  in rbd_spec_fill_snap_id()
5993 	rbd_assert(spec->snap_id != CEPH_NOSNAP);  in rbd_spec_fill_names()
6014 	snap_name = rbd_snap_name(rbd_dev, spec->snap_id);  in rbd_spec_fill_names()
6105 					u64 snap_id)  in rbd_dev_v2_snap_name()  argument
6120 	snapid = cpu_to_le64(snap_id);  in rbd_dev_v2_snap_name()
6137 		(unsigned long long)snap_id, snap_name);  in rbd_dev_v2_snap_name()