Commit d004079e authored by Janis Schoetterl-Glausch's avatar Janis Schoetterl-Glausch Committed by Christian Borntraeger
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KVM: s390: Add capability for storage key extension of MEM_OP IOCTL 



Availability of the KVM_CAP_S390_MEM_OP_EXTENSION capability signals that:
* The vcpu MEM_OP IOCTL supports storage key checking.
* The vm MEM_OP IOCTL exists.

Signed-off-by: default avatarJanis Schoetterl-Glausch <scgl@linux.ibm.com>
Reviewed-by: default avatarJanosch Frank <frankja@linux.ibm.com>
Reviewed-by: default avatarChristian Borntraeger <borntraeger@linux.ibm.com>
Link: https://lore.kernel.org/r/20220211182215.2730017-9-scgl@linux.ibm.com


Signed-off-by: default avatarChristian Borntraeger <borntraeger@linux.ibm.com>
parent 0e1234c0

arch/s390/kvm/kvm-s390.c

+1 −0
Original line number Diff line number Diff line
@@ -564,6 +564,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) 
	case KVM_CAP_S390_VCPU_RESETS:

	case KVM_CAP_SET_GUEST_DEBUG:

	case KVM_CAP_S390_DIAG318:

	case KVM_CAP_S390_MEM_OP_EXTENSION:

		r = 1;

		break;

	case KVM_CAP_SET_GUEST_DEBUG2:

include/uapi/linux/kvm.h

+1 −0
Original line number Diff line number Diff line
@@ -1140,6 +1140,7 @@ struct kvm_ppc_resize_hpt { 
#define KVM_CAP_VM_GPA_BITS 207

#define KVM_CAP_XSAVE2 208

#define KVM_CAP_SYS_ATTRIBUTES 209

#define KVM_CAP_S390_MEM_OP_EXTENSION 210



#ifdef KVM_CAP_IRQ_ROUTING