--- zzzz-none-000/linux-4.1.52/include/linux/memcontrol.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/include/linux/memcontrol.h	2022-03-02 11:37:13.000000000 +0000
@@ -195,96 +195,97 @@
 #else /* CONFIG_MEMCG */
 struct mem_cgroup;
 
-static inline void mem_cgroup_events(struct mem_cgroup *memcg,
-				     enum mem_cgroup_events_index idx,
-				     unsigned int nr)
+static inline void mem_cgroup_events(struct mem_cgroup *memcg __maybe_unused,
+				     enum mem_cgroup_events_index idx __maybe_unused,
+				     unsigned int nr __maybe_unused)
 {
 }
 
-static inline bool mem_cgroup_low(struct mem_cgroup *root,
-				  struct mem_cgroup *memcg)
+static inline bool mem_cgroup_low(struct mem_cgroup *root __maybe_unused,
+				  struct mem_cgroup *memcg __maybe_unused)
 {
 	return false;
 }
 
-static inline int mem_cgroup_try_charge(struct page *page, struct mm_struct *mm,
-					gfp_t gfp_mask,
+static inline int mem_cgroup_try_charge(struct page *page __maybe_unused, struct mm_struct *mm __maybe_unused,
+					gfp_t gfp_mask __maybe_unused,
 					struct mem_cgroup **memcgp)
 {
 	*memcgp = NULL;
 	return 0;
 }
 
-static inline void mem_cgroup_commit_charge(struct page *page,
-					    struct mem_cgroup *memcg,
-					    bool lrucare)
+static inline void mem_cgroup_commit_charge(struct page *page __maybe_unused,
+					    struct mem_cgroup *memcg __maybe_unused,
+					    bool lrucare __maybe_unused)
 {
 }
 
-static inline void mem_cgroup_cancel_charge(struct page *page,
-					    struct mem_cgroup *memcg)
+static inline void mem_cgroup_cancel_charge(struct page *page __maybe_unused,
+					    struct mem_cgroup *memcg __maybe_unused)
 {
 }
 
-static inline void mem_cgroup_uncharge(struct page *page)
+static inline void mem_cgroup_uncharge(struct page *page __maybe_unused)
 {
 }
 
-static inline void mem_cgroup_uncharge_list(struct list_head *page_list)
+static inline void mem_cgroup_uncharge_list(struct list_head *page_list __maybe_unused)
 {
 }
 
-static inline void mem_cgroup_migrate(struct page *oldpage,
-				      struct page *newpage,
-				      bool lrucare)
+static inline void mem_cgroup_migrate(struct page *oldpage __maybe_unused,
+				      struct page *newpage __maybe_unused,
+				      bool lrucare __maybe_unused)
 {
 }
 
 static inline struct lruvec *mem_cgroup_zone_lruvec(struct zone *zone,
-						    struct mem_cgroup *memcg)
+						    struct mem_cgroup *memcg __maybe_unused)
 {
 	return &zone->lruvec;
 }
 
-static inline struct lruvec *mem_cgroup_page_lruvec(struct page *page,
-						    struct zone *zone)
+static inline struct lruvec *mem_cgroup_page_lruvec(struct page *page __maybe_unused,
+						    struct zone *zone __maybe_unused)
 {
 	return &zone->lruvec;
 }
 
-static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page)
+
+static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page __maybe_unused)
 {
 	return NULL;
 }
 
-static inline bool mm_match_cgroup(struct mm_struct *mm,
-		struct mem_cgroup *memcg)
+static inline bool mm_match_cgroup(struct mm_struct *mm __maybe_unused,
+		struct mem_cgroup *memcg __maybe_unused)
 {
 	return true;
 }
 
-static inline bool task_in_mem_cgroup(struct task_struct *task,
-				      const struct mem_cgroup *memcg)
+static inline bool task_in_mem_cgroup(struct task_struct *task __maybe_unused,
+				      const struct mem_cgroup *memcg __maybe_unused)
 {
 	return true;
 }
 
 static inline struct cgroup_subsys_state
-		*mem_cgroup_css(struct mem_cgroup *memcg)
+		*mem_cgroup_css(struct mem_cgroup *memcg __maybe_unused)
 {
 	return NULL;
 }
 
 static inline struct mem_cgroup *
-mem_cgroup_iter(struct mem_cgroup *root,
-		struct mem_cgroup *prev,
-		struct mem_cgroup_reclaim_cookie *reclaim)
+mem_cgroup_iter(struct mem_cgroup *root __maybe_unused,
+		struct mem_cgroup *prev __maybe_unused,
+		struct mem_cgroup_reclaim_cookie *reclaim __maybe_unused)
 {
 	return NULL;
 }
 
-static inline void mem_cgroup_iter_break(struct mem_cgroup *root,
-					 struct mem_cgroup *prev)
+static inline void mem_cgroup_iter_break(struct mem_cgroup *root __maybe_unused,
+					 struct mem_cgroup *prev __maybe_unused)
 {
 }
 
@@ -294,39 +295,39 @@
 }
 
 static inline int
-mem_cgroup_inactive_anon_is_low(struct lruvec *lruvec)
+mem_cgroup_inactive_anon_is_low(struct lruvec *lruvec __maybe_unused)
 {
 	return 1;
 }
 
-static inline bool mem_cgroup_lruvec_online(struct lruvec *lruvec)
+static inline bool mem_cgroup_lruvec_online(struct lruvec *lruvec __maybe_unused)
 {
 	return true;
 }
 
 static inline unsigned long
-mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru)
+mem_cgroup_get_lru_size(struct lruvec *lruvec __maybe_unused, enum lru_list lru __maybe_unused)
 {
 	return 0;
 }
 
 static inline void
-mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
-			      int increment)
+mem_cgroup_update_lru_size(struct lruvec *lruvec __maybe_unused, enum lru_list lru __maybe_unused,
+			      int increment __maybe_unused)
 {
 }
 
 static inline void
-mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p)
+mem_cgroup_print_oom_info(struct mem_cgroup *memcg __maybe_unused, struct task_struct *p __maybe_unused)
 {
 }
 
-static inline struct mem_cgroup *mem_cgroup_begin_page_stat(struct page *page)
+static inline struct mem_cgroup *mem_cgroup_begin_page_stat(struct page *page __maybe_unused)
 {
 	return NULL;
 }
 
-static inline void mem_cgroup_end_page_stat(struct mem_cgroup *memcg)
+static inline void mem_cgroup_end_page_stat(struct mem_cgroup *memcg __maybe_unused)
 {
 }
 
@@ -338,40 +339,40 @@
 {
 }
 
-static inline bool task_in_memcg_oom(struct task_struct *p)
+static inline bool task_in_memcg_oom(struct task_struct *p __maybe_unused)
 {
 	return false;
 }
 
-static inline bool mem_cgroup_oom_synchronize(bool wait)
+static inline bool mem_cgroup_oom_synchronize(bool wait __maybe_unused)
 {
 	return false;
 }
 
-static inline void mem_cgroup_inc_page_stat(struct mem_cgroup *memcg,
-					    enum mem_cgroup_stat_index idx)
+static inline void mem_cgroup_inc_page_stat(struct mem_cgroup *memcg __maybe_unused,
+					    enum mem_cgroup_stat_index idx __maybe_unused)
 {
 }
 
-static inline void mem_cgroup_dec_page_stat(struct mem_cgroup *memcg,
-					    enum mem_cgroup_stat_index idx)
+static inline void mem_cgroup_dec_page_stat(struct mem_cgroup *memcg __maybe_unused,
+					    enum mem_cgroup_stat_index idx __maybe_unused)
 {
 }
 
 static inline
-unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order,
-					    gfp_t gfp_mask,
-					    unsigned long *total_scanned)
+unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone __maybe_unused, int order __maybe_unused,
+					    gfp_t gfp_mask __maybe_unused,
+					    unsigned long *total_scanned __maybe_unused)
 {
 	return 0;
 }
 
-static inline void mem_cgroup_split_huge_fixup(struct page *head)
+static inline void mem_cgroup_split_huge_fixup(struct page *head __maybe_unused)
 {
 }
 
 static inline
-void mem_cgroup_count_vm_event(struct mm_struct *mm, enum vm_event_item idx)
+void mem_cgroup_count_vm_event(struct mm_struct *mm __maybe_unused, enum vm_event_item idx __maybe_unused)
 {
 }
 #endif /* CONFIG_MEMCG */
@@ -387,10 +388,10 @@
 void sock_update_memcg(struct sock *sk);
 void sock_release_memcg(struct sock *sk);
 #else
-static inline void sock_update_memcg(struct sock *sk)
+static inline void sock_update_memcg(struct sock *sk __maybe_unused __maybe_unused)
 {
 }
-static inline void sock_release_memcg(struct sock *sk)
+static inline void sock_release_memcg(struct sock *sk __maybe_unused __maybe_unused)
 {
 }
 #endif /* CONFIG_INET && CONFIG_MEMCG_KMEM */
@@ -557,27 +558,27 @@
 	return false;
 }
 
-static inline bool memcg_kmem_is_active(struct mem_cgroup *memcg)
+static inline bool memcg_kmem_is_active(struct mem_cgroup *memcg __maybe_unused)
 {
 	return false;
 }
 
 static inline bool
-memcg_kmem_newpage_charge(gfp_t gfp, struct mem_cgroup **memcg, int order)
+memcg_kmem_newpage_charge(gfp_t gfp __maybe_unused, struct mem_cgroup **memcg __maybe_unused, int order __maybe_unused)
 {
 	return true;
 }
 
-static inline void memcg_kmem_uncharge_pages(struct page *page, int order)
+static inline void memcg_kmem_uncharge_pages(struct page *page __maybe_unused, int order __maybe_unused)
 {
 }
 
 static inline void
-memcg_kmem_commit_charge(struct page *page, struct mem_cgroup *memcg, int order)
+memcg_kmem_commit_charge(struct page *page __maybe_unused, struct mem_cgroup *memcg __maybe_unused, int order __maybe_unused)
 {
 }
 
-static inline int memcg_cache_id(struct mem_cgroup *memcg)
+static inline int memcg_cache_id(struct mem_cgroup *memcg __maybe_unused)
 {
 	return -1;
 }
@@ -591,16 +592,16 @@
 }
 
 static inline struct kmem_cache *
-memcg_kmem_get_cache(struct kmem_cache *cachep, gfp_t gfp)
+memcg_kmem_get_cache(struct kmem_cache *cachep __maybe_unused, gfp_t gfp __maybe_unused)
 {
 	return cachep;
 }
 
-static inline void memcg_kmem_put_cache(struct kmem_cache *cachep)
+static inline void memcg_kmem_put_cache(struct kmem_cache *cachep __maybe_unused)
 {
 }
 
-static inline struct mem_cgroup *mem_cgroup_from_kmem(void *ptr)
+static inline struct mem_cgroup *mem_cgroup_from_kmem(void *ptr __maybe_unused)
 {
 	return NULL;
 }