FRONTEND_STACK_ALLOC   19 include/linux/poll.h #define SELECT_STACK_ALLOC	FRONTEND_STACK_ALLOC
FRONTEND_STACK_ALLOC   20 include/linux/poll.h #define POLL_STACK_ALLOC	FRONTEND_STACK_ALLOC
FRONTEND_STACK_ALLOC   21 include/linux/poll.h #define WQUEUES_STACK_ALLOC	(MAX_STACK_ALLOC - FRONTEND_STACK_ALLOC)