lkml.org 
[lkml]   [2003]   [May]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] make vt_ioctl ix86isms explicit

> > sys_ioperm is only implemented on x86 (i386/x86_64). Make the
> > ifdefs in vt_ioctl.c more explicit so the other architectures can
> > get rid of their stubs in favour of just using sys_ni_syscall in
> > the syscall table. (Personally I still wonder why they added it
> > at all but that's another question..)
>
> They were added because this was how the X server got IO permissions a
> million years ago. It comes from some random old UNIX/386 thing, it
> predates Linux itself as far as I know.
>
> I'm fairly certain that X itself no longer uses it at all, but there may
> be other programs that still do (unlikely). Your patch looks sane,
> although it might be equally sane to just remove the code altogether.

I suggest we remove it. It was the old way to access the VGA register
ports.

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

\
 
 \ /
  Last update: 2005-03-22 13:35    [W:0.031 / U:2.412 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site