nilfs2: fix missed-sync issue for do_sync_mapping_range()

[linux-2.6-omap-h63xx.git] / fs / nilfs2 / segment.h

diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h
index 615654b8c329602131ede34b19daaea355e49e8e..2dd39da9f3868b7ee5ed3c0a03c906ce771be1d6 100644 (file)
--- a/fs/nilfs2/segment.h
+++ b/fs/nilfs2/segment.h
@@ -93,6 +93,9 @@ struct nilfs_segsum_pointer {
  * @sc_active_segments: List of active segments that were already written out
  * @sc_cleaning_segments: List of segments to be freed through construction
  * @sc_copied_buffers: List of copied buffers (buffer heads) to freeze data
+ * @sc_dsync_inode: inode whose data pages are written for a sync operation
+ * @sc_dsync_start: start byte offset of data pages
+ * @sc_dsync_end: end byte offset of data pages (inclusive)
  * @sc_segbufs: List of segment buffers
  * @sc_segbuf_nblocks: Number of available blocks in segment buffers.
  * @sc_curseg: Current segment buffer
@@ -134,6 +137,10 @@ struct nilfs_sc_info {
        struct list_head        sc_cleaning_segments;
        struct list_head        sc_copied_buffers;
 
+       struct nilfs_inode_info *sc_dsync_inode;
+       loff_t                  sc_dsync_start;
+       loff_t                  sc_dsync_end;
+
        /* Segment buffers */
        struct list_head        sc_segbufs;
        unsigned long           sc_segbuf_nblocks;
@@ -221,8 +228,8 @@ extern void nilfs_destroy_transaction_cache(void);
 extern void nilfs_relax_pressure_in_lock(struct super_block *);
 
 extern int nilfs_construct_segment(struct super_block *);
-extern int nilfs_construct_dsync_segment(struct super_block *,
-                                        struct inode *);
+extern int nilfs_construct_dsync_segment(struct super_block *, struct inode *,
+                                        loff_t, loff_t);
 extern void nilfs_flush_segment(struct super_block *, ino_t);
 extern int nilfs_clean_segments(struct super_block *, void __user *);