Re: [RESEND][PATCH] against mmap.c (do_mmap_pgoff) and a note

[DervishD <raul@pleyades.net>]

    Hi Jörn :)

 * Jörn Engel <joern@wohnheim.fh-wedel.de> dixit:
> >     There is a change in archs where TASK_SIZE is the entire
> > addressable space (like sparc64). Ask Dave S., again. The problem did
> > arise when TASK_SIZE is ~0. Then semantics change.
> True.  PAGE_ALIGN(-1) = 0 and that case would not get caught with the
> old code.  Looks good to me.

    This was pointed to me by Dave. I prepared a patch time ago just
for the case where 'len' was quite large, but I assumed that
TASK_SIZE was at least one less page than the entire addressable
space, which is not true. My fault O:))

    Thanks for pointing, anyway.

> Public Domain  - Free as in Beer
> General Public - Free as in Speech
> BSD License    - Free as in Enterprise
> Shared Source  - Free as in "Work will make you..."

    Good one ;))))

    Raúl Núñez de Arenas Coronado

-- 
Linux Registered User 88736
http://www.pleyades.net & http://raul.pleyades.net/