1 files changed, 9 insertions, 3 deletions

diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index a7bd32fa15b9..46b172560a06 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -753,7 +753,7 @@ struct ubifs_znode {
 };
 
 /**
- * struct bu_info - bulk-read information
+ * struct bu_info - bulk-read information.
  * @key: first data node key
  * @zbranch: zbranches of data nodes to bulk read
  * @buf: buffer to read into
@@ -969,7 +969,10 @@ struct ubifs_mount_opts {
  * @mst_node: master node
  * @mst_offs: offset of valid master node
  * @mst_mutex: protects the master node area, @mst_node, and @mst_offs
- * @bulk_read_buf_size: buffer size for bulk-reads
+ *
+ * @max_bu_buf_len: maximum bulk-read buffer length
+ * @bu_mutex: protects the pre-allocated bulk-read buffer and @c->bu
+ * @bu: pre-allocated bulk-read information
  *
  * @log_lebs: number of logical eraseblocks in the log
  * @log_bytes: log size in bytes
@@ -1217,7 +1220,10 @@ struct ubifs_info {
         struct ubifs_mst_node *mst_node;
         int mst_offs;
         struct mutex mst_mutex;
-        int bulk_read_buf_size;
+
+        int max_bu_buf_len;
+        struct mutex bu_mutex;
+        struct bu_info bu;
 
         int log_lebs;
         long long log_bytes;