f2fs: refactor flush_sit_entries codes for reducing SIT writes

[deliverable/linux.git] / fs / f2fs / segment.h

diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index 2548bfdf0240f63d85b0a4b74258363307171066..bed0dc967f29c797df673ad8e5eb87a1a94b9aeb 100644 (file)
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -237,6 +237,12 @@ struct curseg_info {
        unsigned int next_segno;                /* preallocated segment */
 };
 
+struct sit_entry_set {
+       struct list_head set_list;      /* link with all sit sets */
+       unsigned int start_segno;       /* start segno of sits in set */
+       unsigned int entry_cnt;         /* the # of sit entries in set */
+};
+
 /*
  * inline functions
  */