lkml.org 
[lkml]   [2012]   [Jan]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: Compat 32-bit syscall entry from 64-bit task!?
From
Date
Linus claims it does break.

Roland McGrath <mcgrathr@google.com> wrote:

>On Fri, Jan 20, 2012 at 3:49 PM, Indan Zupancic <indan@nul.nu> wrote:
>> It's a lot easier for existing code to add an extra cs check than to
>use
>
>The issue is whether showing fictitious high bits of %cs as set will
>break
>existing applications (debuggers, etc.) that look at it and think that
>it's
>nothing but the hardware state zero-extended, as it is today.

--
Sent from my Android phone with K-9 Mail. Please excuse my brevity.


\
 
 \ /
  Last update: 2012-01-21 01:05    [W:0.187 / U:0.300 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site