libceph: export osd_req_op_data() macro

We already have one exported wrapper around it for extent.osd_data and
rbd_object_map_update_finish() needs another one for cls.request_data.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Dongsheng Yang <dongsheng.yang@easystack.cn>
Reviewed-by: Jeff Layton <jlayton@kernel.org>

diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index c567cfa..ad7fe5d 100644 (file)
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -389,6 +389,14 @@ extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc,
 void ceph_osdc_update_epoch_barrier(struct ceph_osd_client *osdc, u32 eb);
 void ceph_osdc_abort_requests(struct ceph_osd_client *osdc, int err);
 
+#define osd_req_op_data(oreq, whch, typ, fld)                          \
+({                                                                     \
+       struct ceph_osd_request *__oreq = (oreq);                       \
+       unsigned int __whch = (whch);                                   \
+       BUG_ON(__whch >= __oreq->r_num_ops);                            \
+       &__oreq->r_ops[__whch].typ.fld;                                 \
+})
+
 extern void osd_req_op_init(struct ceph_osd_request *osd_req,
                            unsigned int which, u16 opcode, u32 flags);
 

diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index a90fbfc..0b2df09 100644 (file)
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -171,14 +171,6 @@ static void ceph_osd_data_bvecs_init(struct ceph_osd_data *osd_data,
        osd_data->num_bvecs = num_bvecs;
 }
 
-#define osd_req_op_data(oreq, whch, typ, fld)                          \
-({                                                                     \
-       struct ceph_osd_request *__oreq = (oreq);                       \
-       unsigned int __whch = (whch);                                   \
-       BUG_ON(__whch >= __oreq->r_num_ops);                            \
-       &__oreq->r_ops[__whch].typ.fld;                                 \
-})
-
 static struct ceph_osd_data *
 osd_req_op_raw_data_in(struct ceph_osd_request *osd_req, unsigned int which)
 {