Re: [tip:x86/urgent] x86-64, modify_ldt: Ban 16-bit segments on 64-bit kernels

[H. Peter Anvin]

On 05/12/2014 06:16 AM, Josh Boyer wrote:
> On Wed, May 7, 2014 at 12:57 PM, Linus Torvalds
> <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>> On Wed, May 7, 2014 at 2:18 AM, Sven Joachim <svenjoac@xxxxxx> wrote:
>>>
>>> It seems that at least some 32-bit programs are also broken, since after
>>> upgrading the kernel to 3.14.3 I can no longer start my old chess
>>> database program:
> 
> Now that this has hit 3.14.y stable, we have another report of this
> commit breaking something in Wine, this time MS Access 2000:
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1096725 (reporter now CC'd)
> 
>> So for backporting (and for 3.15) maybe this (TOTALLY UNTESTED) patch
>> would be acceptable.
> 
> I don't think your patch went anywhere.  I have no idea if you want to
> push that or revert or just tell people to run old apps in 32-bit
> guests at this point.  Just forwarding on the information.
> 

Linus is off the net at the moment.  Someone needs to take his patch and
test it/clean it up.

	-hpa


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