Re: mbind and alignment

From: Andi Kleen
Date: Wed Apr 04 2007 - 07:52:57 EST



>
> So one of those should probably be done to free people from headaches:
>
> - document "start" requirement in the manual page
> - require len to be aligned too, and document the requirements in the
> manual page
> - drop the "start" requirement and just round down the page + adjust
> size automatically.

This annoyed me in the past too. The kernel should have done that alignment
by itself. But changing it now would be a bad idea because it would
produce programs that run on newer kernels but break on olders.
Documenting it is the only sane option left.

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/