Virtualization - May 2022 - [PATCH v5 5/5] virtio-crypto: enable retry for virtio-crypto-dev

From: lei he <helei.sig11 at bytedance.com>

Enable retry for virtio-crypto-dev, so that crypto-engine
can process cipher-requests parallelly.

Cc: Michael S. Tsirkin <mst at redhat.com>
Cc: Jason Wang <jasowang at redhat.com>
Cc: Gonglei <arei.gonglei at huawei.com>
Signed-off-by: lei he <helei.sig11 at bytedance.com>
Signed-off-by: zhenwei pi <pizhenwei at bytedance.com>
---
 drivers/crypto/virtio/virtio_crypto_core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/virtio/virtio_crypto_core.c
b/drivers/crypto/virtio/virtio_crypto_core.c
index 60490ffa3df1..f67e0d4c1b0c 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -144,7 +144,8 @@ static int virtcrypto_find_vqs(struct virtio_crypto *vi)
 		spin_lock_init(&vi->data_vq[i].lock);
 		vi->data_vq[i].vq = vqs[i];
 		/* Initialize crypto engine */
-		vi->data_vq[i].engine = crypto_engine_alloc_init(dev, 1);
+		vi->data_vq[i].engine = crypto_engine_alloc_init_and_set(dev, true, NULL,
1,
+						virtqueue_get_vring_size(vqs[i]));
 		if (!vi->data_vq[i].engine) {
 			ret = -ENOMEM;
 			goto err_engine;
-- 
2.20.1

> -----Original Message-----
> From: zhenwei pi [mailto:pizhenwei at bytedance.com]
> Sent: Thursday, May 5, 2022 5:24 PM
> To: Gonglei (Arei) <arei.gonglei at huawei.com>; mst at redhat.com
> Cc: jasowang at redhat.com; herbert at gondor.apana.org.au;
> linux-kernel at vger.kernel.org; virtualization at
lists.linux-foundation.org;
> linux-crypto at vger.kernel.org; helei.sig11 at bytedance.com;
> pizhenwei at bytedance.com; davem at davemloft.net
> Subject: [PATCH v5 5/5] virtio-crypto: enable retry for virtio-crypto-dev
> 
> From: lei he <helei.sig11 at bytedance.com>
> 
> Enable retry for virtio-crypto-dev, so that crypto-engine can process
> cipher-requests parallelly.
> 
> Cc: Michael S. Tsirkin <mst at redhat.com>
> Cc: Jason Wang <jasowang at redhat.com>
> Cc: Gonglei <arei.gonglei at huawei.com>
> Signed-off-by: lei he <helei.sig11 at bytedance.com>
> Signed-off-by: zhenwei pi <pizhenwei at bytedance.com>
> ---
>  drivers/crypto/virtio/virtio_crypto_core.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/crypto/virtio/virtio_crypto_core.c
> b/drivers/crypto/virtio/virtio_crypto_core.c
> index 60490ffa3df1..f67e0d4c1b0c 100644
> --- a/drivers/crypto/virtio/virtio_crypto_core.c
> +++ b/drivers/crypto/virtio/virtio_crypto_core.c
> @@ -144,7 +144,8 @@ static int virtcrypto_find_vqs(struct virtio_crypto
*vi)
>  		spin_lock_init(&vi->data_vq[i].lock);
>  		vi->data_vq[i].vq = vqs[i];
>  		/* Initialize crypto engine */
> -		vi->data_vq[i].engine = crypto_engine_alloc_init(dev, 1);
> +		vi->data_vq[i].engine = crypto_engine_alloc_init_and_set(dev, true,
> NULL, 1,
> +						virtqueue_get_vring_size(vqs[i]));
Here the '1' can be 'true' too.

Sure, you can add

Reviewed-by: Gonglei <arei.gonglei at huawei.com>

Regards,
-Gonglei
>  		if (!vi->data_vq[i].engine) {
>  			ret = -ENOMEM;
>  			goto err_engine;
> --
> 2.20.1