--- zzzz-none-000/linux-4.1.38/include/linux/compaction.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/linux/compaction.h	2020-11-25 10:06:48.000000000 +0000
@@ -52,33 +52,33 @@
 extern bool compaction_restarting(struct zone *zone, int order);
 
 #else
-static inline unsigned long try_to_compact_pages(gfp_t gfp_mask,
-			unsigned int order, int alloc_flags,
-			const struct alloc_context *ac,
-			enum migrate_mode mode, int *contended)
+static inline unsigned long try_to_compact_pages(gfp_t gfp_mask __maybe_unused,
+			unsigned int order __maybe_unused, int alloc_flags __maybe_unused,
+			const struct alloc_context *ac __maybe_unused,
+			enum migrate_mode mode __maybe_unused, int *contended __maybe_unused)
 {
 	return COMPACT_CONTINUE;
 }
 
-static inline void compact_pgdat(pg_data_t *pgdat, int order)
+static inline void compact_pgdat(pg_data_t *pgdat __maybe_unused, int order __maybe_unused)
 {
 }
 
-static inline void reset_isolation_suitable(pg_data_t *pgdat)
+static inline void reset_isolation_suitable(pg_data_t *pgdat __maybe_unused)
 {
 }
 
-static inline unsigned long compaction_suitable(struct zone *zone, int order,
-					int alloc_flags, int classzone_idx)
+static inline unsigned long compaction_suitable(struct zone *zone __maybe_unused, int order __maybe_unused,
+					int alloc_flags __maybe_unused, int classzone_idx __maybe_unused)
 {
 	return COMPACT_SKIPPED;
 }
 
-static inline void defer_compaction(struct zone *zone, int order)
+static inline void defer_compaction(struct zone *zone __maybe_unused, int order __maybe_unused)
 {
 }
 
-static inline bool compaction_deferred(struct zone *zone, int order)
+static inline bool compaction_deferred(struct zone *zone __maybe_unused, int order __maybe_unused)
 {
 	return true;
 }
@@ -91,12 +91,12 @@
 
 #else
 
-static inline int compaction_register_node(struct node *node)
+static inline int compaction_register_node(struct node *node __maybe_unused)
 {
 	return 0;
 }
 
-static inline void compaction_unregister_node(struct node *node)
+static inline void compaction_unregister_node(struct node *node __maybe_unused)
 {
 }
 #endif /* CONFIG_COMPACTION && CONFIG_SYSFS && CONFIG_NUMA */