65 static inline unsigned long compact_gap(unsigned int order)  in compact_gap()  argument
80 	return 2UL << order;  in compact_gap()
93 extern unsigned int extfrag_for_order(struct zone *zone, unsigned int order);
94 extern int fragmentation_index(struct zone *zone, unsigned int order);
96 		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);
181 bool compaction_zonelist_suitable(struct alloc_context *ac, int order,
186 extern void wakeup_kcompactd(pg_data_t *pgdat, int order, int highest_zoneidx);
195 static inline enum compact_result compaction_suitable(struct zone *zone, int order,  in compaction_suitable()  argument
201 static inline void defer_compaction(struct zone *zone, int order)  in defer_compaction()  argument
205 static inline bool compaction_deferred(struct zone *zone, int order)  in compaction_deferred()  argument
239 				int order, int highest_zoneidx)  in wakeup_kcompactd()  argument