From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Fan Zhang <roy.fan.zhang@intel.com>, dev@dpdk.org
Cc: jianjay.zhou@huawei.com, jianfeng.tan@intel.com,
pawelx.wodkowski@intel.com
Subject: Re: [dpdk-dev] [PATCH v6 4/8] lib/librte_vhost: add request handler
Date: Thu, 5 Apr 2018 10:22:12 +0200 [thread overview]
Message-ID: <beacc3b1-c90d-37e5-83d1-b9aca504876a@redhat.com> (raw)
In-Reply-To: <20180404142504.31836-5-roy.fan.zhang@intel.com>
On 04/04/2018 04:25 PM, Fan Zhang wrote:
> This patch adds the implementation that parses virtio crypto request
> to dpdk crypto operation.
>
> Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
> ---
> lib/librte_vhost/rte_vhost_crypto.h | 14 +
> lib/librte_vhost/vhost_crypto.c | 622 ++++++++++++++++++++++++++++++++++++
> 2 files changed, 636 insertions(+)
> create mode 100644 lib/librte_vhost/rte_vhost_crypto.h
>
...
> diff --git a/lib/librte_vhost/vhost_crypto.c b/lib/librte_vhost/vhost_crypto.c
> index 34587c27e..5608e94ad 100644
> --- a/lib/librte_vhost/vhost_crypto.c
> +++ b/lib/librte_vhost/vhost_crypto.c
> @@ -8,9 +8,11 @@
...
> +static uint8_t
> +prepare_sym_cipher_op(struct vhost_crypto *vcrypto, struct rte_crypto_op *op,
> + struct vhost_crypto_data_req *vc_req,
> + struct virtio_crypto_cipher_data_req *cipher,
> + struct vring_desc *cur_desc)
> +{
> + struct vring_desc *head = vc_req->head;
> + struct vring_desc *desc = cur_desc;
> + struct rte_vhost_memory *mem = vc_req->mem;
> + struct rte_mbuf *m_src = op->sym->m_src, *m_dst = op->sym->m_dst;
> + uint8_t *iv_data = rte_crypto_op_ctod_offset(op, uint8_t *, IV_OFFSET);
> + uint8_t ret = 0;
> +
> + /* prepare */
> + /* iv */
> + if (unlikely(copy_data(iv_data, head, mem, &desc,
> + cipher->para.iv_len) < 0)) {
> + ret = VIRTIO_CRYPTO_BADMSG;
> + goto error_exit;
> + }
> +
> +#ifdef RTE_LIBRTE_VHOST_DEBUG
> + rte_hexdump(stdout, "IV:", iv_data, cipher->para.iv_len);
> +#endif
> +
> + m_src->data_len = cipher->para.src_data_len;
> +
> + switch (vcrypto->option) {
> + case RTE_VHOST_CRYPTO_ZERO_COPY_ENABLE:
> + m_src->buf_iova = gpa_to_hpa(vcrypto->dev, desc->addr,
> + cipher->para.src_data_len);
> + m_src->buf_addr = get_data_ptr(head, mem, &desc,
> + cipher->para.src_data_len);
> + if (unlikely(m_src->buf_iova == 0 ||
> + m_src->buf_addr == NULL)) {
> + VC_LOG_ERR("zero_copy may fail due to cross page data");
> + ret = VIRTIO_CRYPTO_ERR;
> + goto error_exit;
> + }
> + break;
> + case RTE_VHOST_CRYPTO_ZERO_COPY_DISABLE:
> + if (unlikely(cipher->para.src_data_len >
> + RTE_MBUF_DEFAULT_BUF_SIZE)) {
> + VC_LOG_ERR("Not enough space to do data copy");
> + ret = VIRTIO_CRYPTO_ERR;
> + goto error_exit;
> + }
> + if (unlikely(copy_data(rte_pktmbuf_mtod(m_src, uint8_t *), head,
> + mem, &desc, cipher->para.src_data_len))
> + < 0) {
> + ret = VIRTIO_CRYPTO_BADMSG;
> + goto error_exit;
> + }
> + break;
> + default:
> + ret = VIRTIO_CRYPTO_BADMSG;
> + goto error_exit;
> + break;
Note: I removed the break to make checkpatch happy.
next prev parent reply other threads:[~2018-04-05 8:22 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-26 9:51 [dpdk-dev] [PATCH v3 00/10] lib/librte_vhost: introduce new vhost user crypto backend support Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 01/10] lib/librte_vhost: add external " Fan Zhang
2018-03-29 2:11 ` Tan, Jianfeng
2018-03-29 4:17 ` Liu, Changpeng
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 02/10] lib/librte_vhost: add virtio-crypto user message structure Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 03/10] lib/librte_vhost: add session message handler Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 04/10] lib/librte_vhost: add request handler Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 05/10] lib/librte_vhost: add head file Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 06/10] lib/librte_vhost: add public function implementation Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 07/10] lib/librte_vhost: update version map Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 08/10] lib/librte_vhost: update makefile Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 09/10] examples/vhost_crypto: add vhost crypto sample application Fan Zhang
2018-03-26 9:51 ` [dpdk-dev] [PATCH v3 10/10] doc: update prog guide and sample app guide Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 0/8] vhost: intdroduce vhost user crypto backend Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 1/8] lib/librte_vhost: add external backend support Fan Zhang
2018-03-29 13:47 ` Wodkowski, PawelX
2018-04-01 19:53 ` Zhang, Roy Fan
2018-04-03 13:44 ` Maxime Coquelin
2018-04-03 13:55 ` Zhang, Roy Fan
2018-04-03 14:42 ` Tan, Jianfeng
2018-04-03 14:48 ` Wodkowski, PawelX
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 2/8] lib/librte_vhost: add virtio-crypto user message structure Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 3/8] lib/librte_vhost: add session message handler Fan Zhang
2018-03-29 15:02 ` Tan, Jianfeng
2018-04-03 15:09 ` Zhang, Roy Fan
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 4/8] lib/librte_vhost: add request handler Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 5/8] lib/librte_vhost: add public function implementation Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 6/8] lib/librte_vhost: update makefile Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 7/8] examples/vhost_crypto: add vhost crypto sample application Fan Zhang
2018-03-29 12:52 ` [dpdk-dev] [PATCH v4 8/8] doc: update for vhost crypto support Fan Zhang
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 0/8] vhost: introduce vhost crypto backend Fan Zhang
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 1/8] lib/librte_vhost: add external backend support Fan Zhang
2018-04-04 14:08 ` Maxime Coquelin
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 2/8] lib/librte_vhost: add virtio-crypto user message structure Fan Zhang
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 3/8] lib/librte_vhost: add session message handler Fan Zhang
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 4/8] lib/librte_vhost: add request handler Fan Zhang
2018-04-04 10:08 ` [dpdk-dev] [PATCH v5 5/8] lib/librte_vhost: add public function implementation Fan Zhang
2018-04-04 10:09 ` [dpdk-dev] [PATCH v5 6/8] lib/librte_vhost: update makefile Fan Zhang
2018-04-04 10:09 ` [dpdk-dev] [PATCH v5 7/8] examples/vhost_crypto: add vhost crypto sample application Fan Zhang
2018-04-04 10:09 ` [dpdk-dev] [PATCH v5 8/8] doc: update for vhost crypto support Fan Zhang
2018-04-04 14:24 ` [dpdk-dev] [PATCH v6 0/8] vhost: introduce vhost crypto backend Fan Zhang
2018-04-04 14:24 ` [dpdk-dev] [PATCH v6 1/8] lib/librte_vhost: add vhost user message handlers Fan Zhang
2018-04-04 14:24 ` [dpdk-dev] [PATCH v6 2/8] lib/librte_vhost: add virtio-crypto user message structure Fan Zhang
2018-04-04 14:24 ` [dpdk-dev] [PATCH v6 3/8] lib/librte_vhost: add session message handler Fan Zhang
2018-04-04 14:25 ` [dpdk-dev] [PATCH v6 4/8] lib/librte_vhost: add request handler Fan Zhang
2018-04-05 8:22 ` Maxime Coquelin [this message]
2018-04-04 14:25 ` [dpdk-dev] [PATCH v6 5/8] lib/librte_vhost: add public function implementation Fan Zhang
2018-04-04 14:25 ` [dpdk-dev] [PATCH v6 6/8] lib/librte_vhost: update makefile Fan Zhang
2018-04-04 14:25 ` [dpdk-dev] [PATCH v6 7/8] examples/vhost_crypto: add vhost crypto sample application Fan Zhang
2018-04-04 14:25 ` [dpdk-dev] [PATCH v6 8/8] doc: update for vhost crypto support Fan Zhang
2018-04-04 16:46 ` Zhoujian (jay)
2018-04-04 15:37 ` [dpdk-dev] [PATCH v6 0/8] vhost: introduce vhost crypto backend Maxime Coquelin
2018-04-04 16:50 ` Zhoujian (jay)
2018-04-04 19:32 ` Maxime Coquelin
2018-04-05 8:26 ` Maxime Coquelin
2018-04-05 9:48 ` Maxime Coquelin
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 " Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 1/8] lib/librte_vhost: add vhost user message handlers Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 2/8] lib/librte_vhost: add virtio-crypto user message structure Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 3/8] lib/librte_vhost: add session message handler Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 4/8] lib/librte_vhost: add request handler Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 5/8] lib/librte_vhost: add public function implementation Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 6/8] lib/librte_vhost: update makefile Fan Zhang
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 7/8] examples/vhost_crypto: add vhost crypto sample application Fan Zhang
2018-04-15 14:34 ` Thomas Monjalon
2018-04-15 17:35 ` Thomas Monjalon
2018-04-16 7:27 ` Maxime Coquelin
2018-04-05 16:01 ` [dpdk-dev] [PATCH v7 8/8] doc: update for vhost crypto support Fan Zhang
2018-04-05 19:28 ` [dpdk-dev] [PATCH v7 0/8] vhost: introduce vhost crypto backend Maxime Coquelin
2018-04-05 19:40 ` Maxime Coquelin
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