On Wed, 2021-03-31 at 16:52 +0200, Jan Beulich wrote:
> Unfortunately aa50f45332f1 ("xen: fix for_each_cpu when NR_CPUS=1")
> has
> caused quite a bit of fallout with gcc10, e.g. (there are at least
> two
> more similar ones, and I didn't bother trying to find them all):
> 
Oh, wow... Sorry about that. I was sure I had checked (and with gcc10),
but clearly I'm wrong.

> [...]
> 
> Re-instate a special form of for_each_cpu(), experimentally "proven"
> to
> avoid the diagnostics.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
> 
Reviewed-by: Dario Faggioli <dfaggioli@suse.com>

Thanks and Regards
-- 
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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<<This happens because _I_ choose it to happen!>> (Raistlin Majere)