LU-1842 protocol: add support for OBD_IDX_READ

[fs/lustre-release.git] / lustre / include / dt_object.h

diff --git a/lustre/include/dt_object.h b/lustre/include/dt_object.h
index 6cdd013..a199087 100644 (file)
--- a/lustre/include/dt_object.h
+++ b/lustre/include/dt_object.h
@@ -382,6 +382,7 @@ struct dt_object_operations {
         void  (*do_ah_init)(const struct lu_env *env,
                             struct dt_allocation_hint *ah,
                             struct dt_object *parent,
+                           struct dt_object *child,
                             cfs_umode_t child_mode);
         /**
          * Create new object on this device.
@@ -868,6 +869,15 @@ int dt_record_read(const struct lu_env *env, struct dt_object *dt,
                    struct lu_buf *buf, loff_t *pos);
 int dt_record_write(const struct lu_env *env, struct dt_object *dt,
                     const struct lu_buf *buf, loff_t *pos, struct thandle *th);
+typedef int (*dt_index_page_build_t)(const struct lu_env *env,
+                                    union lu_page *lp, int nob,
+                                    const struct dt_it_ops *iops,
+                                    struct dt_it *it, __u32 attr, void *arg);
+int dt_index_walk(const struct lu_env *env, struct dt_object *obj,
+                 const struct lu_rdpg *rdpg, dt_index_page_build_t filler,
+                 void *arg);
+int dt_index_read(const struct lu_env *env, struct dt_device *dev,
+                 struct idx_info *ii, const struct lu_rdpg *rdpg);
 
 static inline struct thandle *dt_trans_create(const struct lu_env *env,
                                               struct dt_device *d)