On Thu, 19 Apr 2018 17:13:52 -0400 Tony Krowiak <akrowiak@xxxxxxxxxxxxxxxxxx> wrote: > Introduces a new function to reset the crypto attributes for all > vcpus whether they are running or not. Each vcpu in KVM will > be removed from SIE prior to resetting the crypto attributes in its > SIE state description. After all vcpus have had their crypto attributes > reset the vcpus will be restored to SIE. > > This function is incorporated into the kvm_s390_vm_set_crypto(kvm) > function to fix a reported issue whereby the crypto key wrapping > attributes could potentially get out of synch for running vcpus. > > Reported-by: Halil Pasic <pasic@xxxxxxxxxxxxxxxxxx> > Signed-off-by: Tony Krowiak <akrowiak@xxxxxxxxxxxxxxxxxx> > --- > arch/s390/kvm/kvm-s390.c | 18 ++++++++++++++---- > arch/s390/kvm/kvm-s390.h | 13 +++++++++++++ > 2 files changed, 27 insertions(+), 4 deletions(-) Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
