do_sys_poll      1787 fs/compat.c    	ret = do_sys_poll(ufds, nfds, &timeout);
do_sys_poll       720 fs/select.c    	ret = do_sys_poll(ufds, nfds, &timeout);
do_sys_poll       749 fs/select.c    	ret = do_sys_poll(ufds, nfds, &timeout_jiffies);
do_sys_poll       797 fs/select.c    	ret = do_sys_poll(ufds, nfds, &timeout);
do_sys_poll       118 include/linux/poll.h extern int do_sys_poll(struct pollfd __user * ufds, unsigned int nfds,