Function syscalls::syscall5

pub unsafe fn syscall5(
    nr: Sysno,
    a1: usize,
    a2: usize,
    a3: usize,
    a4: usize,
    a5: usize
) -> Result<usize, Errno>

Issues a system call with 5 arguments.

Safety

Running a system call is inherently unsafe. It is the caller’s responsibility to ensure safety.