Re: [PATCH kvm-unit-tests v1 6/6] lib: s390x: smp: Convert remaining smp_sigp to _retry

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On Fri, 2022-03-04 at 11:56 +0100, Janosch Frank wrote:
> On 3/3/22 22:04, Eric Farman wrote:
> > A SIGP SENSE is used to determine if a CPU is stopped or operating,
> > and thus has a vested interest in ensuring it received a CC0 or
> > CC1,
> > instead of a CC2 (BUSY). But, any order could receive a CC2
> > response,
> > and is probably ill-equipped to respond to it.
> 
> sigp sense running status doesn't return a cc2, only sigp sense does
> afaik.
> Looking at the KVM implementation tells me that it's not doing more
> than 
> looking at the R bit in the sblk.


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