KVM: s390: Add UV feature negotiation

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Add a uv_feature list for pv-guests to the KVM cpu-model.
The feature bits 'AP-interpretation for secure guests' and
'AP-interrupt for secure guests' are available.

Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Michael Mueller <mimu@linux.ibm.com>
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Link: https://lore.kernel.org/r/20230815151415.379760-4-seiden@linux.ibm.com
Message-Id: <20230815151415.379760-4-seiden@linux.ibm.com>

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Steffen Eiden 2023-08-15 17:14:14 +02:00 • committed by Janosch Frank

parent 59a881402c

commit 19c654bf05

3 changed files with 91 additions and 0 deletions

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2

arch/s390/include/asm/kvm_host.h

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16

arch/s390/include/uapi/asm/kvm.h

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73

arch/s390/kvm/kvm-s390.c

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