nilfs2: add feature set fields to super block

[~andy/linux] / include / linux / backing-dev.h

diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index aee5f6ce166e9cc1f186e5e76cab77bb536edfd5..e9aec0d099df31e21dd1cef86a901493c5425e04 100644 (file)
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -82,8 +82,6 @@ struct backing_dev_info {
        struct bdi_writeback wb;  /* default writeback info for this bdi */
        spinlock_t wb_lock;       /* protects update side of wb_list */
        struct list_head wb_list; /* the flusher threads hanging off this bdi */
-       unsigned long wb_mask;    /* bitmask of registered tasks */
-       unsigned int wb_cnt;      /* number of registered tasks */
 
        struct list_head work_list;
 
@@ -105,8 +103,8 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
 int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
 void bdi_unregister(struct backing_dev_info *bdi);
 int bdi_setup_and_register(struct backing_dev_info *, char *, unsigned int);
-void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
-                               long nr_pages);
+void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages);
+void bdi_start_background_writeback(struct backing_dev_info *bdi);
 int bdi_writeback_task(struct bdi_writeback *wb);
 int bdi_has_dirty_io(struct backing_dev_info *bdi);
 void bdi_arm_supers_timer(void);