try_to_unuse       12 include/linux/swapfile.h extern int try_to_unuse(unsigned int, bool, unsigned long);
try_to_unuse      460 mm/frontswap.c 		try_to_unuse(type, true, pages_to_unuse);
try_to_unuse     2590 mm/swapfile.c  	err = try_to_unuse(p->type, false, 0); /* force unuse all pages */