diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 6ca00471afbf..d920a646b578 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -270,7 +270,7 @@ struct reiserfs_journal_list {
 
 	struct mutex j_commit_mutex;
 	unsigned int j_trans_id;
-	time_t j_timestamp;
+	time64_t j_timestamp; /* write-only but useful for crash dump analysis */
 	struct reiserfs_list_bitmap *j_list_bitmap;
 	struct buffer_head *j_commit_bh;	/* commit buffer head */
 	struct reiserfs_journal_cnode *j_realblock;