On Mon, Feb 19, 2018 at 08:22:29PM -0500, Leo Famulari wrote:
> My questions are, how does the glibc team choose the minimum kernel
> version? What could go wrong if we apply this patch and somebody uses
> Guix on a pre-3.2.0 kernel?
> 
> Perhaps they simply chose to not support glibc on any kernel that is not
> supported upstream; 3.2.x is the oldest supported release series. But,
> we should have some idea of their reasoning, in my opinion.

As far as I can tell, the discussion started on the libc-alpha mailing
list in January 2016:

https://sourceware.org/ml/libc-alpha/2016-01/msg00885.html

... and continued into February:

https://sourceware.org/ml/libc-alpha/2016-02/msg00002.html

These messages can provide some useful context.