963 struct page_state {  struct
969 	int (*action)(struct page_state *ps, struct page *p);  argument
978 static bool has_extra_refcount(struct page_state *ps, struct page *p,  in has_extra_refcount()
1000 static int me_kernel(struct page_state *ps, struct page *p)  in me_kernel()
1010 static int me_unknown(struct page_state *ps, struct page *p)  in me_unknown()
1020 static int me_pagecache_clean(struct page_state *ps, struct page *p)  in me_pagecache_clean()
1078 static int me_pagecache_dirty(struct page_state *ps, struct page *p)  in me_pagecache_dirty()
1116 static int me_swapcache_dirty(struct page_state *ps, struct page *p)  in me_swapcache_dirty()
1138 static int me_swapcache_clean(struct page_state *ps, struct page *p)  in me_swapcache_clean()
1160 static int me_huge_page(struct page_state *ps, struct page *p)  in me_huge_page()
1216 static struct page_state error_states[] = {
1304 static int page_action(struct page_state *ps, struct page *p,  in page_action()
1644 	struct page_state *ps;  in identify_page_state()