Re: [PATCH v6 19/33] KVM: s390: gmap: Make storage keys optional

Christian Borntraeger <[email protected]>
Newsgroups dev.linux.lists.kvmarm,org.infradead.lists.linux-arm-kernel,org.kernel.vger.kvm,org.kernel.vger.linux-kernel,org.kernel.vger.linux-s390
Message-ID <[email protected]> 
Am 12.08.26 um 17:36 schrieb Steffen Eiden:
> Guard guest storage key handling behind `KVM_S390_MANAGES_S390_GUEST`.
> This enables other KVM implementations to use gmap without implementing
> storage key infrastructure. Define KVM_S390_MANAGES_S390_GUEST to 1 for
> KVM hosts managing s390 guests (in kvm_host_s390.h). A KVM
> implementation not implementing those features must define
> KVM_S390_MANAGES_S390_GUEST to 0 in its kvm_host_<guest_arch>.h.
> 
> No functional changes besides the new guard.
> 
> Signed-off-by: Steffen Eiden <[email protected]>

Maybe we find a better way in the future but this certainly works.

Reviewed-by: Christian Borntraeger <[email protected]>
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