[PR19826] fix non-LE TLS in static programs

[Carlos O'Donell]

On 12/02/2016 11:32 AM, Florian Weimer wrote:
> On 12/02/2016 05:25 PM, Carlos O'Donell wrote:
> 
>>> This patch broke non-optimized global-dynamic TLS on aarch64
>>> (for shared builds), as shown by my new tst-tls-manydynamic test
>>> case.
>> 
>> Does reverting Alex's patch fix tst-tls-manydynamic?
> 
> It's sufficient to revert the patch to nptl/allocatestack.c.  I don't
> know if it is really needed, I and I have no idea how to make
> initialization at this point safe because the threads themselves
> could be using the DTV concurrently, so we cannot enlarge it.
> 
> I filed <https://sourceware.org/bugzilla/show_bug.cgi?id=20915> so
> that we keep track of this regression and fix it before the release.

You don't quite answer my question.

If bug 20915 is a release blocker because of the new regression, and
I think it should be, then we should immediately add it to the release
blockers list for 2.25:

https://sourceware.org/glibc/wiki/Release/2.25

-- 
Cheers,
Carlos.