-struct writeback_state
-{
- unsigned long nr_dirty;
- unsigned long nr_unstable;
- unsigned long nr_mapped;
- unsigned long nr_writeback;
-};
-
-static void get_writeback_state(struct writeback_state *wbs)
-{
- wbs->nr_dirty = global_page_state(NR_FILE_DIRTY);
- wbs->nr_unstable = global_page_state(NR_UNSTABLE_NFS);
- wbs->nr_mapped = global_page_state(NR_FILE_MAPPED) +
- global_page_state(NR_ANON_PAGES);
- wbs->nr_writeback = global_page_state(NR_WRITEBACK);
-}
-