Re: Interface for the new fallocate() system call

Jakub Jelinek
2007-04-20T15:00:40Z

On Fri, Apr 20, 2007 at 07:21:46PM +0530, Amit K. Arora wrote:
> Ok.
> In this case we may have to consider following things:
>
> 1) Obviously, for this glibc will have to call fallocate() syscall with
> different arguments on s390, than other archs. I think this should be
> doable and should not be an issue with glibc folks (right?).

glibc can cope with this easily, will just add
sysdeps/unix/sysv/linux/s390/fallocate.c or something similar to override
the generic Linux implementation.

> 2) we also need to see how strace behaves in this case. With little
> knowledge that I have of strace, I don't think it should depend on
> argument ordering of a system call on different archs (since it uses
> ptrace internally and that should take care of it). But, it will be
> nice if someone can confirm this.

strace would solve this with #ifdef mess, it already does that in many
places so guess another few lines don't make it significantly worse.

Jakub