sys_mlock 314 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_mlock, sys_mlock) sys_mlock 870 include/linux/syscalls.h asmlinkage long sys_mlock(unsigned long start, size_t len); sys_mlock 662 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_mlock, sys_mlock) sys_mlock 662 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_mlock, sys_mlock)