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path: root/drivers/s390
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Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/kvm/kvm_virtio.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/s390/kvm/kvm_virtio.c b/drivers/s390/kvm/kvm_virtio.c
index 3d442444c61..f5a2dbe7557 100644
--- a/drivers/s390/kvm/kvm_virtio.c
+++ b/drivers/s390/kvm/kvm_virtio.c
@@ -188,7 +188,8 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
config = kvm_vq_config(kdev->desc)+index;
err = vmem_add_mapping(config->address,
- vring_size(config->num, PAGE_SIZE));
+ vring_size(config->num,
+ KVM_S390_VIRTIO_RING_ALIGN));
if (err)
goto out;
@@ -209,7 +210,8 @@ static struct virtqueue *kvm_find_vq(struct virtio_device *vdev,
return vq;
unmap:
vmem_remove_mapping(config->address,
- vring_size(config->num, PAGE_SIZE));
+ vring_size(config->num,
+ KVM_S390_VIRTIO_RING_ALIGN));
out:
return ERR_PTR(err);
}
@@ -220,7 +222,8 @@ static void kvm_del_vq(struct virtqueue *vq)
vring_del_virtqueue(vq);
vmem_remove_mapping(config->address,
- vring_size(config->num, PAGE_SIZE));
+ vring_size(config->num,
+ KVM_S390_VIRTIO_RING_ALIGN));
}
/*