[v4,06/12] vhost/crypto: use separate session mempools
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Commit Message
This patch uses the two session mempool approach to vhost crypto.
One mempool is for session header objects, and the other is for
session private data.
Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>
---
lib/librte_vhost/rte_vhost_crypto.h | 9 ++++++---
lib/librte_vhost/vhost_crypto.c | 8 ++++++--
2 files changed, 12 insertions(+), 5 deletions(-)
@@ -26,8 +26,9 @@ enum rte_vhost_crypto_zero_copy {
* The identifier of DPDK Cryptodev, the same cryptodev_id can be assigned to
* multiple Vhost-crypto devices.
* @param sess_pool
- * The pointer to the created cryptodev session pool with the private data size
- * matches the target DPDK Cryptodev.
+ * The pointer to the created cryptodev session pool.
+ * @param sess_priv_pool
+ * The pointer to the created cryptodev session private data mempool.
* @param socket_id
* NUMA Socket ID to allocate resources on. *
* @return
@@ -36,7 +37,9 @@ enum rte_vhost_crypto_zero_copy {
*/
int __rte_experimental
rte_vhost_crypto_create(int vid, uint8_t cryptodev_id,
- struct rte_mempool *sess_pool, int socket_id);
+ struct rte_mempool *sess_pool,
+ struct rte_mempool *sess_priv_pool,
+ int socket_id);
/**
* Free the Vhost-crypto instance
@@ -198,6 +198,7 @@ struct vhost_crypto {
struct rte_hash *session_map;
struct rte_mempool *mbuf_pool;
struct rte_mempool *sess_pool;
+ struct rte_mempool *sess_priv_pool;
struct rte_mempool *wb_pool;
/** DPDK cryptodev ID */
@@ -369,7 +370,7 @@ vhost_crypto_create_sess(struct vhost_crypto *vcrypto,
}
if (rte_cryptodev_sym_session_init(vcrypto->cid, session, &xform1,
- vcrypto->sess_pool) < 0) {
+ vcrypto->sess_priv_pool) < 0) {
VC_LOG_ERR("Failed to initialize session");
sess_param->session_id = -VIRTIO_CRYPTO_ERR;
return;
@@ -1293,7 +1294,9 @@ vhost_crypto_complete_one_vm_requests(struct rte_crypto_op **ops,
int __rte_experimental
rte_vhost_crypto_create(int vid, uint8_t cryptodev_id,
- struct rte_mempool *sess_pool, int socket_id)
+ struct rte_mempool *sess_pool,
+ struct rte_mempool *sess_priv_pool,
+ int socket_id)
{
struct virtio_net *dev = get_device(vid);
struct rte_hash_parameters params = {0};
@@ -1321,6 +1324,7 @@ rte_vhost_crypto_create(int vid, uint8_t cryptodev_id,
}
vcrypto->sess_pool = sess_pool;
+ vcrypto->sess_priv_pool = sess_priv_pool;
vcrypto->cid = cryptodev_id;
vcrypto->cache_session_id = UINT64_MAX;
vcrypto->last_session_id = 1;