LU-12612 osd: add lnb size down to osd

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

diff --git a/lustre/include/dt_object.h b/lustre/include/dt_object.h
index 9e9f1db..47e2591 100644 (file)
--- a/lustre/include/dt_object.h
+++ b/lustre/include/dt_object.h
@@ -1196,6 +1196,7 @@ struct dt_body_operations {
         * \param[in] pos       position in the object to start
         * \param[in] len       size of region in bytes
         * \param[out] lb       array of descriptors to fill
+        * \param[in] maxlnb    max slots in @lnb array
         * \param[in] rw        0 if used to read, 1 if used for write
         *
         * \retval positive     number of descriptors on success
@@ -1206,6 +1207,7 @@ struct dt_body_operations {
                            loff_t pos,
                            ssize_t len,
                            struct niobuf_local *lb,
+                           int maxlnb,
                            enum dt_bufs_type rw);
 
        /**
@@ -2409,13 +2411,14 @@ static inline int dt_ref_del(const struct lu_env *env,
 
 static inline int dt_bufs_get(const struct lu_env *env, struct dt_object *d,
                              struct niobuf_remote *rnb,
-                             struct niobuf_local *lnb, enum dt_bufs_type rw)
+                             struct niobuf_local *lnb, int maxlnb,
+                             enum dt_bufs_type rw)
 {
        LASSERT(d);
        LASSERT(d->do_body_ops);
        LASSERT(d->do_body_ops->dbo_bufs_get);
        return d->do_body_ops->dbo_bufs_get(env, d, rnb->rnb_offset,
-                                           rnb->rnb_len, lnb, rw);
+                                           rnb->rnb_len, lnb, maxlnb, rw);
 }
 
 static inline int dt_bufs_put(const struct lu_env *env, struct dt_object *d,