libceph: osd_req_op_cls_init() doesn't need to take opcode

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

drivers/block/rbd.c

@@ -2374,8 +2374,7 @@ static int rbd_obj_issue_copyup(struct rbd_obj_request *obj_req, u32 bytes)
 	if (!obj_req->osd_req)
 		return -ENOMEM;
 
-	ret = osd_req_op_cls_init(obj_req->osd_req, 0, CEPH_OSD_OP_CALL, "rbd",
-				  "copyup");
+	ret = osd_req_op_cls_init(obj_req->osd_req, 0, "rbd", "copyup");
 	if (ret)
 		return ret;
 

include/linux/ceph/osd_client.h

@@ -444,8 +444,7 @@ extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *,
 					struct page **pages, u64 length,
 					u32 alignment, bool pages_from_pool,
 					bool own_pages);
-extern int osd_req_op_cls_init(struct ceph_osd_request *osd_req,
-					unsigned int which, u16 opcode,
+int osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
 			const char *class, const char *method);
 extern int osd_req_op_xattr_init(struct ceph_osd_request *osd_req, unsigned int which,
 				 u16 opcode, const char *name, const void *value,

net/ceph/osd_client.c

@@ -767,15 +767,14 @@ void osd_req_op_extent_dup_last(struct ceph_osd_request *osd_req,
 EXPORT_SYMBOL(osd_req_op_extent_dup_last);
 
 int osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which,
-			u16 opcode, const char *class, const char *method)
+			const char *class, const char *method)
 {
-	struct ceph_osd_req_op *op = _osd_req_op_init(osd_req, which,
-						      opcode, 0);
+	struct ceph_osd_req_op *op;
 	struct ceph_pagelist *pagelist;
 	size_t payload_len = 0;
 	size_t size;
 
-	BUG_ON(opcode != CEPH_OSD_OP_CALL);
+	op = _osd_req_op_init(osd_req, which, CEPH_OSD_OP_CALL, 0);
 
 	pagelist = kmalloc(sizeof (*pagelist), GFP_NOFS);
 	if (!pagelist)
@@ -4962,7 +4961,7 @@ int ceph_osdc_call(struct ceph_osd_client *osdc,
 	if (ret)
 		goto out_put_req;
 
-	ret = osd_req_op_cls_init(req, 0, CEPH_OSD_OP_CALL, class, method);
+	ret = osd_req_op_cls_init(req, 0, class, method);
 	if (ret)
 		goto out_put_req;