- /*
- * write_cache_pages() won't update wbc->nr_to_write and
- * mapping->writeback_index if no_nrwrite_index_update
- * is set. write_cache_pages() may write more than we
- * requested and we want to make sure nr_to_write and
- * writeback_index are updated in a consistent manner
- * so we use a single control to update them
- */
- unsigned no_nrwrite_index_update:1;
-
- /*
- * For WB_SYNC_ALL, the sb must always be pinned. For WB_SYNC_NONE,
- * the writeback code will pin the sb for the caller. However,
- * for eg umount, the caller does WB_SYNC_NONE but already has
- * the sb pinned. If the below is set, caller already has the
- * sb pinned.
- */
- unsigned sb_pinned:1;