62 static long cmm_alloc_pages(long nr, long *counter,  in cmm_alloc_pages()  argument
68 	while (nr) {  in cmm_alloc_pages()
97 		nr--;  in cmm_alloc_pages()
100 	return nr;  in cmm_alloc_pages()
103 static long __cmm_free_pages(long nr, long *counter, struct cmm_page_array **list)  in __cmm_free_pages()  argument
110 	while (nr) {  in __cmm_free_pages()
121 		nr--;  in __cmm_free_pages()
124 	return nr;  in __cmm_free_pages()
127 static long cmm_free_pages(long nr, long *counter, struct cmm_page_array **list)  in cmm_free_pages()  argument
131 	while (nr) {  in cmm_free_pages()
132 		inc = min(256L, nr);  in cmm_free_pages()
133 		nr -= inc;  in cmm_free_pages()
139 	return nr + inc;  in cmm_free_pages()
146 	long nr = 256;  in cmm_oom_notify()  local
148 	nr = cmm_free_pages(nr, &cmm_timed_pages, &cmm_timed_page_list);  in cmm_oom_notify()
149 	if (nr > 0)  in cmm_oom_notify()
150 		nr = cmm_free_pages(nr, &cmm_pages, &cmm_page_list);  in cmm_oom_notify()
153 	*freed += 256 - nr;  in cmm_oom_notify()
212 	long nr;  in cmm_timer_fn()  local
214 	nr = cmm_timed_pages_target - cmm_timeout_pages;  in cmm_timer_fn()
215 	if (nr < 0)  in cmm_timer_fn()
218 		cmm_timed_pages_target = nr;  in cmm_timer_fn()
223 static void cmm_set_pages(long nr)  in cmm_set_pages()  argument
225 	cmm_pages_target = nr;  in cmm_set_pages()
234 static void cmm_add_timed_pages(long nr)  in cmm_add_timed_pages()  argument
236 	cmm_timed_pages_target += nr;  in cmm_add_timed_pages()
245 static void cmm_set_timeout(long nr, long seconds)  in cmm_set_timeout()  argument
247 	cmm_timeout_pages = nr;  in cmm_set_timeout()
265 	long nr = cmm_get_pages();  in cmm_pages_handler()  local
268 		.data		= &nr,  in cmm_pages_handler()
277 	cmm_set_pages(nr);  in cmm_pages_handler()
285 	long nr = cmm_get_timed_pages();  in cmm_timed_pages_handler()  local
288 		.data		= &nr,  in cmm_timed_pages_handler()
297 	cmm_add_timed_pages(nr);  in cmm_timed_pages_handler()
305 	long nr, seconds;  in cmm_timeout_handler()  local
318 		nr = simple_strtoul(p, &p, 0);  in cmm_timeout_handler()
321 		cmm_set_timeout(nr, seconds);  in cmm_timeout_handler()
357 	long nr, seconds;  in cmm_smsg_target()  local
366 		nr = simple_strtoul(msg, &msg, 0);  in cmm_smsg_target()
369 			cmm_set_pages(nr);  in cmm_smsg_target()
373 		nr = simple_strtoul(msg, &msg, 0);  in cmm_smsg_target()
376 			cmm_add_timed_pages(nr);  in cmm_smsg_target()
380 		nr = simple_strtoul(msg, &msg, 0);  in cmm_smsg_target()
386 			cmm_set_timeout(nr, seconds);  in cmm_smsg_target()