sys_poll 350 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_poll, sys_poll) sys_poll 1102 include/linux/syscalls.h asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, sys_poll 2064 tools/include/nolibc/nolibc.h int ret = sys_poll(fds, nfds, timeout);