Revert "writeback: fix WB_SYNC_NONE writeback from umount"

[safe/jmp/linux-2.6] / fs / ocfs2 / alloc.h

diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h
index 0610ba1..55762b5 100644 (file)
--- a/fs/ocfs2/alloc.h
+++ b/fs/ocfs2/alloc.h
@@ -128,14 +128,21 @@ int ocfs2_mark_extent_written(struct inode *inode,
                              handle_t *handle, u32 cpos, u32 len, u32 phys,
                              struct ocfs2_alloc_context *meta_ac,
                              struct ocfs2_cached_dealloc_ctxt *dealloc);
+int ocfs2_change_extent_flag(handle_t *handle,
+                            struct ocfs2_extent_tree *et,
+                            u32 cpos, u32 len, u32 phys,
+                            struct ocfs2_alloc_context *meta_ac,
+                            struct ocfs2_cached_dealloc_ctxt *dealloc,
+                            int new_flags, int clear_flags);
 int ocfs2_remove_extent(handle_t *handle, struct ocfs2_extent_tree *et,
                        u32 cpos, u32 len,
                        struct ocfs2_alloc_context *meta_ac,
                        struct ocfs2_cached_dealloc_ctxt *dealloc);
 int ocfs2_remove_btree_range(struct inode *inode,
                             struct ocfs2_extent_tree *et,
-                            u32 cpos, u32 phys_cpos, u32 len,
-                            struct ocfs2_cached_dealloc_ctxt *dealloc);
+                            u32 cpos, u32 phys_cpos, u32 len, int flags,
+                            struct ocfs2_cached_dealloc_ctxt *dealloc,
+                            u64 refcount_loc);
 
 int ocfs2_num_free_extents(struct ocfs2_super *osb,
                           struct ocfs2_extent_tree *et);
@@ -203,7 +210,7 @@ static inline void ocfs2_init_dealloc_ctxt(struct ocfs2_cached_dealloc_ctxt *c)
 int ocfs2_cache_cluster_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
                                u64 blkno, unsigned int bit);
 int ocfs2_cache_block_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
-                             int type, int slot, u64 blkno,
+                             int type, int slot, u64 suballoc, u64 blkno,
                              unsigned int bit);
 static inline int ocfs2_dealloc_has_cluster(struct ocfs2_cached_dealloc_ctxt *c)
 {
@@ -227,8 +234,7 @@ int ocfs2_prepare_truncate(struct ocfs2_super *osb,
                           struct ocfs2_truncate_context **tc);
 int ocfs2_commit_truncate(struct ocfs2_super *osb,
                          struct inode *inode,
-                         struct buffer_head *fe_bh,
-                         struct ocfs2_truncate_context *tc);
+                         struct buffer_head *di_bh);
 int ocfs2_truncate_inline(struct inode *inode, struct buffer_head *di_bh,
                          unsigned int start, unsigned int end, int trunc);
 
@@ -265,6 +271,11 @@ static inline int ocfs2_is_empty_extent(struct ocfs2_extent_rec *rec)
        return !rec->e_leaf_clusters;
 }
 
+int ocfs2_grab_pages(struct inode *inode, loff_t start, loff_t end,
+                    struct page **pages, int *num);
+void ocfs2_map_and_dirty_page(struct inode *inode, handle_t *handle,
+                             unsigned int from, unsigned int to,
+                             struct page *page, int zero, u64 *phys);
 /*
  * Structures which describe a path through a btree, and functions to
  * manipulate them.
@@ -306,4 +317,11 @@ int ocfs2_path_bh_journal_access(handle_t *handle,
 int ocfs2_journal_access_path(struct ocfs2_caching_info *ci,
                              handle_t *handle,
                              struct ocfs2_path *path);
+int ocfs2_find_cpos_for_right_leaf(struct super_block *sb,
+                                  struct ocfs2_path *path, u32 *cpos);
+int ocfs2_find_cpos_for_left_leaf(struct super_block *sb,
+                                 struct ocfs2_path *path, u32 *cpos);
+int ocfs2_find_subtree_root(struct ocfs2_extent_tree *et,
+                           struct ocfs2_path *left,
+                           struct ocfs2_path *right);
 #endif /* OCFS2_ALLOC_H */