Messages in this thread Patch in this message | | | From | Pierre Morel <> | Subject | [PATCH v1 2/2] s390: vfio-ap: setup APCB mask using KVM dedicated function | Date | Fri, 5 Oct 2018 10:31:10 +0200 |
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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> --- drivers/s390/crypto/vfio_ap_ops.c | 33 +++------------------------------ 1 file changed, 3 insertions(+), 30 deletions(-)
diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c index a8a9984..f297779 100644 --- a/drivers/s390/crypto/vfio_ap_ops.c +++ b/drivers/s390/crypto/vfio_ap_ops.c @@ -726,35 +726,6 @@ 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: - default: - apm = (unsigned long *)crycb->apcb0.apm; - aqm = (unsigned long *)crycb->apcb0.aqm; - adm = (unsigned long *)crycb->apcb0.adm; - break; - } - - 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 * @@ -811,7 +782,9 @@ 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; } -- 2.7.4
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