Re: Candidate Linux ABI for Intel AMX and hypothetical new related features

From: Florian Weimer
Date: Wed Jun 23 2021 - 11:07:36 EST


* Peter Zijlstra:

> On Fri, May 21, 2021 at 04:44:58PM +0200, Florian Weimer wrote:
>
>> And we added an interface for querying x86 CPU features to glibc 2.33
>> which is completely incompatible with this because it assumes that CPU
>> features do not change during the lifetime of a process. 8-(
>
> How many x86 kernel maintainers signed off on that patch?

I've started a new thread:

x86 CPU features detection for applications (and AMX)
<https://lore.kernel.org/linux-api/87tulo39ms.fsf@xxxxxxxxxxxxxxxxxxxxxxxx/>

Thanks,
Florian