tree c3499d7eaece67a6be01d01490c78b7ffe875e89
parent 940f89a5a37789b94f332755767c556a64b004e4
author Christian Borntraeger <borntraeger@de.ibm.com> 1511276572 +0100
committer Christian Borntraeger <borntraeger@de.ibm.com> 1512548323 +0100

KVM: s390: mark irq_state.flags as non-usable

Old kernels did not check for zero in the irq_state.flags field and old
QEMUs did not zero the flag/reserved fields when calling
KVM_S390_*_IRQ_STATE.  Let's add comments to prevent future uses of
these fields.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>