KVM: s390: add KVM_S390_ZPCI_OP to manage guest zPCI devices

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The KVM_S390_ZPCI_OP ioctl provides a mechanism for managing
hardware-assisted virtualization features for s390x zPCI passthrough.
Add the first 2 operations, which can be used to enable/disable
the specified device for Adapter Event Notification interpretation.

Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Acked-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Link: https://lore.kernel.org/r/20220606203325.110625-21-mjrosato@linux.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>

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Matthew Rosato 2022-06-06 16:33:24 -04:00 • committed by Christian Borntraeger

parent ba6090ff8a

commit db1c875e05

5 changed files with 181 additions and 0 deletions

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include/uapi/linux/kvm.h

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