68 static inline unsigned long compact_gap(unsigned int order)  in compact_gap()  argument
83 	return 2UL << order;  in compact_gap()
95 extern int fragmentation_index(struct zone *zone, unsigned int order);
97 		unsigned int order, unsigned int alloc_flags,
100 extern enum compact_result compaction_suitable(struct zone *zone, int order,
103 extern void defer_compaction(struct zone *zone, int order);
104 extern bool compaction_deferred(struct zone *zone, int order);
105 extern void compaction_defer_reset(struct zone *zone, int order,
107 extern bool compaction_restarting(struct zone *zone, int order);
174 bool compaction_zonelist_suitable(struct alloc_context *ac, int order,
179 extern void wakeup_kcompactd(pg_data_t *pgdat, int order, int classzone_idx);
186 static inline enum compact_result compaction_suitable(struct zone *zone, int order,  in compaction_suitable()  argument
192 static inline void defer_compaction(struct zone *zone, int order)  in defer_compaction()  argument
196 static inline bool compaction_deferred(struct zone *zone, int order)  in compaction_deferred()  argument
224 static inline void wakeup_kcompactd(pg_data_t *pgdat, int order, int classzone_idx)  in wakeup_kcompactd()  argument