diff options
| author | Pierre Morel <pmorel@linux.ibm.com> | 2018-10-05 10:31:10 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2018-10-05 13:11:30 +0200 |
| commit | 76c7829f5b8c7691b18929cdedd6d2e79db3c2b9 (patch) | |
| tree | c0a8ea6e8217b3374e45c0f6a08b2147d2def96c /drivers/s390 | |
| parent | 0e237e44699465139c07f969b051f83066a2ec1d (diff) | |
s390: vfio-ap: setup APCB mask using KVM dedicated function
We replace the vfio_ap_mdev_copy_masks() by the new
kvm_arch_crypto_set_masks() to be able to use the standard
KVM tracing system.
Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Message-Id: <1538728270-10340-3-git-send-email-pmorel@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/crypto/vfio_ap_ops.c | 35 |
1 files changed, 3 insertions, 32 deletions
diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c index d3d9eb72b0f1..ea99165d1045 100644 --- a/drivers/s390/crypto/vfio_ap_ops.c +++ b/drivers/s390/crypto/vfio_ap_ops.c @@ -727,37 +727,6 @@ static const struct attribute_group *vfio_ap_mdev_attr_groups[] = { NULL }; -static void vfio_ap_mdev_copy_masks(struct ap_matrix_mdev *matrix_mdev) -{ - int nbytes; - unsigned long *apm, *aqm, *adm; - struct kvm_s390_crypto_cb *crycb = matrix_mdev->kvm->arch.crypto.crycb; - - switch (matrix_mdev->kvm->arch.crypto.crycbd & CRYCB_FORMAT_MASK) { - case CRYCB_FORMAT2: - apm = (unsigned long *)crycb->apcb1.apm; - aqm = (unsigned long *)crycb->apcb1.aqm; - adm = (unsigned long *)crycb->apcb1.adm; - break; - case CRYCB_FORMAT1: - case CRYCB_FORMAT0: - apm = (unsigned long *)crycb->apcb0.apm; - aqm = (unsigned long *)crycb->apcb0.aqm; - adm = (unsigned long *)crycb->apcb0.adm; - break; - default: - /* cannot happen */ - return; - } - - nbytes = DIV_ROUND_UP(matrix_mdev->matrix.apm_max + 1, BITS_PER_BYTE); - memcpy(apm, matrix_mdev->matrix.apm, nbytes); - nbytes = DIV_ROUND_UP(matrix_mdev->matrix.aqm_max + 1, BITS_PER_BYTE); - memcpy(aqm, matrix_mdev->matrix.aqm, nbytes); - nbytes = DIV_ROUND_UP(matrix_mdev->matrix.adm_max + 1, BITS_PER_BYTE); - memcpy(adm, matrix_mdev->matrix.adm, nbytes); -} - /** * vfio_ap_mdev_set_kvm * @@ -814,7 +783,9 @@ static int vfio_ap_mdev_group_notifier(struct notifier_block *nb, if (!matrix_mdev->kvm->arch.crypto.crycbd) return NOTIFY_DONE; - vfio_ap_mdev_copy_masks(matrix_mdev); + kvm_arch_crypto_set_masks(matrix_mdev->kvm, matrix_mdev->matrix.apm, + matrix_mdev->matrix.aqm, + matrix_mdev->matrix.adm); return NOTIFY_OK; } |