Re: [PATCH v2 0/3] s390/cpufeature: rework to allow different types of cpufeatures

From: Hendrik Brueckner
Date: Fri Jul 15 2022 - 03:49:28 EST


Maybe, I am bit late ...

On Wed, Jul 13, 2022 at 02:56:41PM +0200, Steffen Eiden wrote:
> Currently the s390 implementaion of cpufeature is limited to elf_hwcap
> bits. Using these to automatically load modules also exposes this
> cpufeature to userspace which, sometimes is not intended.

Those features are (always) exposed to user space as module loading is
actually done by udev rules. However, we had some pseudo-hwcaps (e.g. sie64a)
in the past.. but I very appreciate this change!

Thanks.