struct bio_list;
struct fs_struct;
struct perf_event_context;
+struct blk_plug;
/*
* List of flags we want to share for kernel threads,
/* stacked block device info */
struct bio_list *bio_list;
+#ifdef CONFIG_BLOCK
+/* stack plugging */
+ struct blk_plug *plug;
+#endif
+
/* VM state */
struct reclaim_state *reclaim_state;