+static inline int nilfs_bmap_prepare_alloc_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ if (NILFS_BMAP_USE_VBN(bmap))
+ return nilfs_bmap_prepare_alloc_v(bmap, req);
+ /* ignore target ptr */
+ req->bpr_ptr = bmap->b_last_allocated_ptr++;
+ return 0;
+}
+
+static inline void nilfs_bmap_commit_alloc_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ if (NILFS_BMAP_USE_VBN(bmap))
+ nilfs_bmap_commit_alloc_v(bmap, req);
+}
+
+static inline void nilfs_bmap_abort_alloc_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ if (NILFS_BMAP_USE_VBN(bmap))
+ nilfs_bmap_abort_alloc_v(bmap, req);
+ else
+ bmap->b_last_allocated_ptr--;
+}
+
+int nilfs_bmap_prepare_end_v(struct nilfs_bmap *, union nilfs_bmap_ptr_req *);
+void nilfs_bmap_commit_end_v(struct nilfs_bmap *, union nilfs_bmap_ptr_req *);
+void nilfs_bmap_abort_end_v(struct nilfs_bmap *, union nilfs_bmap_ptr_req *);
+
+static inline int nilfs_bmap_prepare_end_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ return NILFS_BMAP_USE_VBN(bmap) ?
+ nilfs_bmap_prepare_end_v(bmap, req) : 0;
+}
+
+static inline void nilfs_bmap_commit_end_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ if (NILFS_BMAP_USE_VBN(bmap))
+ nilfs_bmap_commit_end_v(bmap, req);
+}
+
+static inline void nilfs_bmap_abort_end_ptr(struct nilfs_bmap *bmap,
+ union nilfs_bmap_ptr_req *req)
+{
+ if (NILFS_BMAP_USE_VBN(bmap))
+ nilfs_bmap_abort_end_v(bmap, req);
+}
+
+int nilfs_bmap_start_v(struct nilfs_bmap *, union nilfs_bmap_ptr_req *,
+ sector_t);