#include <time.h>
#include <net/if.h>
+#include <unistd.h>
#include <rte_mbuf.h>
#include <rte_cryptodev.h>
/* RTA header files */
#include <hw/desc/ipsec.h>
+#include <hw/desc/pdcp.h>
#include <hw/desc/algo.h>
/* Minimum job descriptor consists of a oneword job descriptor HEADER and
struct rte_mbuf *dst_mbuf = sym_op->m_dst;
int retval;
+ if (!dst_mbuf)
+ dst_mbuf = src_mbuf;
+
/* Save the shared descriptor */
flc = &priv->flc_desc[0].flc;
/* Configure FD as a FRAME LIST */
DPAA2_SET_FD_ADDR(fd, DPAA2_VADDR_TO_IOVA(op_fle));
DPAA2_SET_FD_COMPOUND_FMT(fd);
- DPAA2_SET_FD_FLC(fd, (ptrdiff_t)flc);
+ DPAA2_SET_FD_FLC(fd, DPAA2_VADDR_TO_IOVA(flc));
/* Configure Output FLE with dst mbuf data */
DPAA2_SET_FLE_ADDR(op_fle, DPAA2_MBUF_VADDR_TO_IOVA(dst_mbuf));
DPAA2_SET_FD_LEN(fd, ip_fle->length);
DPAA2_SET_FLE_FIN(ip_fle);
+#ifdef ENABLE_HFN_OVERRIDE
+ if (sess->ctxt_type == DPAA2_SEC_PDCP && sess->pdcp.hfn_ovd) {
+ /*enable HFN override override */
+ DPAA2_SET_FLE_INTERNAL_JD(ip_fle, sess->pdcp.hfn_ovd);
+ DPAA2_SET_FLE_INTERNAL_JD(op_fle, sess->pdcp.hfn_ovd);
+ DPAA2_SET_FD_INTERNAL_JD(fd, sess->pdcp.hfn_ovd);
+ }
+#endif
+
return 0;
}
DPAA2_SET_FD_ADDR(fd, DPAA2_MBUF_VADDR_TO_IOVA(sym_op->m_src));
DPAA2_SET_FD_OFFSET(fd, sym_op->m_src->data_off);
DPAA2_SET_FD_LEN(fd, sym_op->m_src->pkt_len);
- DPAA2_SET_FD_FLC(fd, (ptrdiff_t)flc);
+ DPAA2_SET_FD_FLC(fd, DPAA2_VADDR_TO_IOVA(flc));
/* save physical address of mbuf */
op->sym->aead.digest.phys_addr = mbuf->buf_iova;
/* Configure Output SGE for Encap/Decap */
DPAA2_SET_FLE_ADDR(sge, DPAA2_MBUF_VADDR_TO_IOVA(mbuf));
- DPAA2_SET_FLE_OFFSET(sge, mbuf->data_off + sym_op->aead.data.offset -
- auth_only_len);
+ DPAA2_SET_FLE_OFFSET(sge, mbuf->data_off +
+ RTE_ALIGN_CEIL(auth_only_len, 16) - auth_only_len);
sge->length = mbuf->data_len - sym_op->aead.data.offset + auth_only_len;
mbuf = mbuf->next;
/* Configure Output SGE for Encap/Decap */
DPAA2_SET_FLE_ADDR(sge, DPAA2_MBUF_VADDR_TO_IOVA(dst));
- DPAA2_SET_FLE_OFFSET(sge, sym_op->aead.data.offset +
- dst->data_off - auth_only_len);
+ DPAA2_SET_FLE_OFFSET(sge, dst->data_off +
+ RTE_ALIGN_CEIL(auth_only_len, 16) - auth_only_len);
sge->length = sym_op->aead.data.length + auth_only_len;
if (sess->dir == DIR_ENC) {
case DPAA2_SEC_IPSEC:
ret = build_proto_fd(sess, op, fd, bpid);
break;
+ case DPAA2_SEC_PDCP:
+ ret = build_proto_compound_fd(sess, op, fd, bpid);
+ break;
case DPAA2_SEC_HASH_CIPHER:
default:
DPAA2_SEC_ERR("error: Unsupported session");
}
static inline struct rte_crypto_op *
-sec_simple_fd_to_mbuf(const struct qbman_fd *fd, __rte_unused uint8_t id)
+sec_simple_fd_to_mbuf(const struct qbman_fd *fd)
{
struct rte_crypto_op *op;
uint16_t len = DPAA2_GET_FD_LEN(fd);
}
static inline struct rte_crypto_op *
-sec_fd_to_mbuf(const struct qbman_fd *fd, uint8_t driver_id)
+sec_fd_to_mbuf(const struct qbman_fd *fd)
{
struct qbman_fle *fle;
struct rte_crypto_op *op;
struct rte_mbuf *dst, *src;
if (DPAA2_FD_GET_FORMAT(fd) == qbman_fd_single)
- return sec_simple_fd_to_mbuf(fd, driver_id);
+ return sec_simple_fd_to_mbuf(fd);
fle = (struct qbman_fle *)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
{
/* Function is responsible to receive frames for a given device and VQ*/
struct dpaa2_sec_qp *dpaa2_qp = (struct dpaa2_sec_qp *)qp;
- struct rte_cryptodev *dev =
- (struct rte_cryptodev *)(dpaa2_qp->rx_vq.dev);
struct qbman_result *dq_storage;
uint32_t fqid = dpaa2_qp->rx_vq.fqid;
int ret, num_rx = 0;
}
fd = qbman_result_DQ_fd(dq_storage);
- ops[num_rx] = sec_fd_to_mbuf(fd, dev->driver_id);
+ ops[num_rx] = sec_fd_to_mbuf(fd);
if (unlikely(fd->simple.frc)) {
/* TODO Parse SEC errors */
static int
dpaa2_sec_queue_pair_setup(struct rte_cryptodev *dev, uint16_t qp_id,
__rte_unused const struct rte_cryptodev_qp_conf *qp_conf,
- __rte_unused int socket_id,
- __rte_unused struct rte_mempool *session_pool)
+ __rte_unused int socket_id)
{
struct dpaa2_sec_dev_private *priv = dev->data->dev_private;
struct dpaa2_sec_qp *qp;
return -1;
}
- qp->rx_vq.dev = dev;
- qp->tx_vq.dev = dev;
+ qp->rx_vq.crypto_data = dev->data;
+ qp->tx_vq.crypto_data = dev->data;
qp->rx_vq.q_storage = rte_malloc("sec dq storage",
sizeof(struct queue_storage_info_t),
RTE_CACHE_LINE_SIZE);
session->dir = (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
DIR_ENC : DIR_DEC;
- bufsize = cnstr_shdsc_blkcipher(priv->flc_desc[0].desc, 1, 0,
+ bufsize = cnstr_shdsc_blkcipher(priv->flc_desc[0].desc, 1, 0, SHR_NEVER,
&cipherdata, NULL, session->iv.length,
session->dir);
if (bufsize < 0) {
DPAA2_SEC_ERR("Crypto: Descriptor build failed");
goto error_out;
}
- flc->dhr = 0;
- flc->bpv0 = 0x1;
- flc->mode_bits = 0x8000;
flc->word1_sdl = (uint8_t)bufsize;
- flc->word2_rflc_31_0 = lower_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
- flc->word3_rflc_63_32 = upper_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
session->ctxt = priv;
for (i = 0; i < bufsize; i++)
DIR_ENC : DIR_DEC;
bufsize = cnstr_shdsc_hmac(priv->flc_desc[DESC_INITFINAL].desc,
- 1, 0, &authdata, !session->dir,
+ 1, 0, SHR_NEVER, &authdata, !session->dir,
session->digest_length);
if (bufsize < 0) {
DPAA2_SEC_ERR("Crypto: Invalid buffer length");
}
flc->word1_sdl = (uint8_t)bufsize;
- flc->word2_rflc_31_0 = lower_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
- flc->word3_rflc_63_32 = upper_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
session->ctxt = priv;
for (i = 0; i < bufsize; i++)
DPAA2_SEC_DEBUG("DESC[%d]:0x%x",
if (session->dir == DIR_ENC)
bufsize = cnstr_shdsc_gcm_encap(
- priv->flc_desc[0].desc, 1, 0,
+ priv->flc_desc[0].desc, 1, 0, SHR_NEVER,
&aeaddata, session->iv.length,
session->digest_length);
else
bufsize = cnstr_shdsc_gcm_decap(
- priv->flc_desc[0].desc, 1, 0,
+ priv->flc_desc[0].desc, 1, 0, SHR_NEVER,
&aeaddata, session->iv.length,
session->digest_length);
if (bufsize < 0) {
}
flc->word1_sdl = (uint8_t)bufsize;
- flc->word2_rflc_31_0 = lower_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
- flc->word3_rflc_63_32 = upper_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
session->ctxt = priv;
for (i = 0; i < bufsize; i++)
DPAA2_SEC_DEBUG("DESC[%d]:0x%x\n",
if (session->ctxt_type == DPAA2_SEC_CIPHER_HASH) {
bufsize = cnstr_shdsc_authenc(priv->flc_desc[0].desc, 1,
- 0, &cipherdata, &authdata,
+ 0, SHR_SERIAL,
+ &cipherdata, &authdata,
session->iv.length,
ctxt->auth_only_len,
session->digest_length,
}
flc->word1_sdl = (uint8_t)bufsize;
- flc->word2_rflc_31_0 = lower_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
- flc->word3_rflc_63_32 = upper_32_bits(
- (size_t)&(((struct dpaa2_sec_qp *)
- dev->data->queue_pairs[0])->rx_vq));
session->ctxt = priv;
for (i = 0; i < bufsize; i++)
DPAA2_SEC_DEBUG("DESC[%d]:0x%x",
return ret;
}
+static int
+dpaa2_sec_set_pdcp_session(struct rte_cryptodev *dev,
+ struct rte_security_session_conf *conf,
+ void *sess)
+{
+ struct rte_security_pdcp_xform *pdcp_xform = &conf->pdcp;
+ struct rte_crypto_sym_xform *xform = conf->crypto_xform;
+ struct rte_crypto_auth_xform *auth_xform = NULL;
+ struct rte_crypto_cipher_xform *cipher_xform;
+ dpaa2_sec_session *session = (dpaa2_sec_session *)sess;
+ struct ctxt_priv *priv;
+ struct dpaa2_sec_dev_private *dev_priv = dev->data->dev_private;
+ struct alginfo authdata, cipherdata;
+ int bufsize = -1;
+ struct sec_flow_context *flc;
+#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
+ int swap = true;
+#else
+ int swap = false;
+#endif
+
+ PMD_INIT_FUNC_TRACE();
+
+ memset(session, 0, sizeof(dpaa2_sec_session));
+
+ priv = (struct ctxt_priv *)rte_zmalloc(NULL,
+ sizeof(struct ctxt_priv) +
+ sizeof(struct sec_flc_desc),
+ RTE_CACHE_LINE_SIZE);
+
+ if (priv == NULL) {
+ DPAA2_SEC_ERR("No memory for priv CTXT");
+ return -ENOMEM;
+ }
+
+ priv->fle_pool = dev_priv->fle_pool;
+ flc = &priv->flc_desc[0].flc;
+
+ /* find xfrm types */
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) {
+ cipher_xform = &xform->cipher;
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+ session->ext_params.aead_ctxt.auth_cipher_text = true;
+ cipher_xform = &xform->cipher;
+ auth_xform = &xform->next->auth;
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+ session->ext_params.aead_ctxt.auth_cipher_text = false;
+ cipher_xform = &xform->next->cipher;
+ auth_xform = &xform->auth;
+ } else {
+ DPAA2_SEC_ERR("Invalid crypto type");
+ return -EINVAL;
+ }
+
+ session->ctxt_type = DPAA2_SEC_PDCP;
+ if (cipher_xform) {
+ session->cipher_key.data = rte_zmalloc(NULL,
+ cipher_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->cipher_key.data == NULL &&
+ cipher_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for cipher key");
+ rte_free(priv);
+ return -ENOMEM;
+ }
+ session->cipher_key.length = cipher_xform->key.length;
+ memcpy(session->cipher_key.data, cipher_xform->key.data,
+ cipher_xform->key.length);
+ session->dir =
+ (cipher_xform->op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
+ DIR_ENC : DIR_DEC;
+ session->cipher_alg = cipher_xform->algo;
+ } else {
+ session->cipher_key.data = NULL;
+ session->cipher_key.length = 0;
+ session->cipher_alg = RTE_CRYPTO_CIPHER_NULL;
+ session->dir = DIR_ENC;
+ }
+
+ session->pdcp.domain = pdcp_xform->domain;
+ session->pdcp.bearer = pdcp_xform->bearer;
+ session->pdcp.pkt_dir = pdcp_xform->pkt_dir;
+ session->pdcp.sn_size = pdcp_xform->sn_size;
+#ifdef ENABLE_HFN_OVERRIDE
+ session->pdcp.hfn_ovd = pdcp_xform->hfn_ovd;
+#endif
+ session->pdcp.hfn = pdcp_xform->hfn;
+ session->pdcp.hfn_threshold = pdcp_xform->hfn_threshold;
+
+ cipherdata.key = (size_t)session->cipher_key.data;
+ cipherdata.keylen = session->cipher_key.length;
+ cipherdata.key_enc_flags = 0;
+ cipherdata.key_type = RTA_DATA_IMM;
+
+ switch (session->cipher_alg) {
+ case RTE_CRYPTO_CIPHER_SNOW3G_UEA2:
+ cipherdata.algtype = PDCP_CIPHER_TYPE_SNOW;
+ break;
+ case RTE_CRYPTO_CIPHER_ZUC_EEA3:
+ cipherdata.algtype = PDCP_CIPHER_TYPE_ZUC;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ cipherdata.algtype = PDCP_CIPHER_TYPE_AES;
+ break;
+ case RTE_CRYPTO_CIPHER_NULL:
+ cipherdata.algtype = PDCP_CIPHER_TYPE_NULL;
+ break;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined Cipher specified %u",
+ session->cipher_alg);
+ goto out;
+ }
+
+ /* Auth is only applicable for control mode operation. */
+ if (pdcp_xform->domain == RTE_SECURITY_PDCP_MODE_CONTROL) {
+ if (pdcp_xform->sn_size != RTE_SECURITY_PDCP_SN_SIZE_5) {
+ DPAA2_SEC_ERR(
+ "PDCP Seq Num size should be 5 bits for cmode");
+ goto out;
+ }
+ if (auth_xform) {
+ session->auth_key.data = rte_zmalloc(NULL,
+ auth_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->auth_key.data == NULL &&
+ auth_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for auth key");
+ rte_free(session->cipher_key.data);
+ rte_free(priv);
+ return -ENOMEM;
+ }
+ session->auth_key.length = auth_xform->key.length;
+ memcpy(session->auth_key.data, auth_xform->key.data,
+ auth_xform->key.length);
+ session->auth_alg = auth_xform->algo;
+ } else {
+ session->auth_key.data = NULL;
+ session->auth_key.length = 0;
+ session->auth_alg = RTE_CRYPTO_AUTH_NULL;
+ }
+ authdata.key = (size_t)session->auth_key.data;
+ authdata.keylen = session->auth_key.length;
+ authdata.key_enc_flags = 0;
+ authdata.key_type = RTA_DATA_IMM;
+
+ switch (session->auth_alg) {
+ case RTE_CRYPTO_AUTH_SNOW3G_UIA2:
+ authdata.algtype = PDCP_AUTH_TYPE_SNOW;
+ break;
+ case RTE_CRYPTO_AUTH_ZUC_EIA3:
+ authdata.algtype = PDCP_AUTH_TYPE_ZUC;
+ break;
+ case RTE_CRYPTO_AUTH_AES_CMAC:
+ authdata.algtype = PDCP_AUTH_TYPE_AES;
+ break;
+ case RTE_CRYPTO_AUTH_NULL:
+ authdata.algtype = PDCP_AUTH_TYPE_NULL;
+ break;
+ default:
+ DPAA2_SEC_ERR("Crypto: Unsupported auth alg %u",
+ session->auth_alg);
+ goto out;
+ }
+
+ if (session->dir == DIR_ENC)
+ bufsize = cnstr_shdsc_pdcp_c_plane_encap(
+ priv->flc_desc[0].desc, 1, swap,
+ pdcp_xform->hfn,
+ pdcp_xform->bearer,
+ pdcp_xform->pkt_dir,
+ pdcp_xform->hfn_threshold,
+ &cipherdata, &authdata,
+ 0);
+ else if (session->dir == DIR_DEC)
+ bufsize = cnstr_shdsc_pdcp_c_plane_decap(
+ priv->flc_desc[0].desc, 1, swap,
+ pdcp_xform->hfn,
+ pdcp_xform->bearer,
+ pdcp_xform->pkt_dir,
+ pdcp_xform->hfn_threshold,
+ &cipherdata, &authdata,
+ 0);
+ } else {
+ if (session->dir == DIR_ENC)
+ bufsize = cnstr_shdsc_pdcp_u_plane_encap(
+ priv->flc_desc[0].desc, 1, swap,
+ (enum pdcp_sn_size)pdcp_xform->sn_size,
+ pdcp_xform->hfn,
+ pdcp_xform->bearer,
+ pdcp_xform->pkt_dir,
+ pdcp_xform->hfn_threshold,
+ &cipherdata, 0);
+ else if (session->dir == DIR_DEC)
+ bufsize = cnstr_shdsc_pdcp_u_plane_decap(
+ priv->flc_desc[0].desc, 1, swap,
+ (enum pdcp_sn_size)pdcp_xform->sn_size,
+ pdcp_xform->hfn,
+ pdcp_xform->bearer,
+ pdcp_xform->pkt_dir,
+ pdcp_xform->hfn_threshold,
+ &cipherdata, 0);
+ }
+
+ if (bufsize < 0) {
+ DPAA2_SEC_ERR("Crypto: Invalid buffer length");
+ goto out;
+ }
+
+ /* Enable the stashing control bit */
+ DPAA2_SET_FLC_RSC(flc);
+ flc->word2_rflc_31_0 = lower_32_bits(
+ (size_t)&(((struct dpaa2_sec_qp *)
+ dev->data->queue_pairs[0])->rx_vq) | 0x14);
+ flc->word3_rflc_63_32 = upper_32_bits(
+ (size_t)&(((struct dpaa2_sec_qp *)
+ dev->data->queue_pairs[0])->rx_vq));
+
+ flc->word1_sdl = (uint8_t)bufsize;
+
+ /* Set EWS bit i.e. enable write-safe */
+ DPAA2_SET_FLC_EWS(flc);
+ /* Set BS = 1 i.e reuse input buffers as output buffers */
+ DPAA2_SET_FLC_REUSE_BS(flc);
+ /* Set FF = 10; reuse input buffers if they provide sufficient space */
+ DPAA2_SET_FLC_REUSE_FF(flc);
+
+ session->ctxt = priv;
+
+ return 0;
+out:
+ rte_free(session->auth_key.data);
+ rte_free(session->cipher_key.data);
+ rte_free(priv);
+ return -1;
+}
+
static int
dpaa2_sec_security_session_create(void *dev,
struct rte_security_session_conf *conf,
break;
case RTE_SECURITY_PROTOCOL_MACSEC:
return -ENOTSUP;
+ case RTE_SECURITY_PROTOCOL_PDCP:
+ ret = dpaa2_sec_set_pdcp_session(cdev, conf,
+ sess_private_data);
+ break;
default:
return -EINVAL;
}
rte_free(s->ctxt);
rte_free(s->cipher_key.data);
rte_free(s->auth_key.data);
- memset(sess, 0, sizeof(dpaa2_sec_session));
+ memset(s, 0, sizeof(dpaa2_sec_session));
set_sec_session_private_data(sess, NULL);
rte_mempool_put(sess_mp, sess_priv);
}
rte_free(s->ctxt);
rte_free(s->cipher_key.data);
rte_free(s->auth_key.data);
- memset(sess, 0, sizeof(dpaa2_sec_session));
+ memset(s, 0, sizeof(dpaa2_sec_session));
struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
set_sym_session_private_data(sess, index, NULL);
rte_mempool_put(sess_mp, sess_priv);
ev->sched_type = rxq->ev.sched_type;
ev->queue_id = rxq->ev.queue_id;
ev->priority = rxq->ev.priority;
- ev->event_ptr = sec_fd_to_mbuf(fd, ((struct rte_cryptodev *)
- (rxq->dev))->driver_id);
+ ev->event_ptr = sec_fd_to_mbuf(fd);
qbman_swp_dqrr_consume(swp, dq);
}
ev->queue_id = rxq->ev.queue_id;
ev->priority = rxq->ev.priority;
- ev->event_ptr = sec_fd_to_mbuf(fd, ((struct rte_cryptodev *)
- (rxq->dev))->driver_id);
+ ev->event_ptr = sec_fd_to_mbuf(fd);
dqrr_index = qbman_get_dqrr_idx(dq);
crypto_op->sym->m_src->seqn = dqrr_index + 1;
DPAA2_PER_LCORE_DQRR_SIZE++;
return dpaa2_sec_security_cap;
}
-struct rte_security_ops dpaa2_sec_security_ops = {
+static const struct rte_security_ops dpaa2_sec_security_ops = {
.session_create = dpaa2_sec_security_session_create,
.session_update = NULL,
.session_stats_get = NULL,
uint16_t token;
struct dpseci_attr attr;
int retcode, hw_id;
- char str[20];
+ char str[30];
PMD_INIT_FUNC_TRACE();
dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
retcode);
goto init_error;
}
- sprintf(cryptodev->data->name, "dpsec-%u", hw_id);
+ snprintf(cryptodev->data->name, sizeof(cryptodev->data->name),
+ "dpsec-%u", hw_id);
internals->max_nb_queue_pairs = attr.num_tx_queues;
cryptodev->data->nb_queue_pairs = internals->max_nb_queue_pairs;
internals->hw = dpseci;
internals->token = token;
- sprintf(str, "fle_pool_%d", cryptodev->data->dev_id);
+ snprintf(str, sizeof(str), "sec_fle_pool_p%d_%d",
+ getpid(), cryptodev->data->dev_id);
internals->fle_pool = rte_mempool_create((const char *)str,
FLE_POOL_NUM_BUFS,
FLE_POOL_BUF_SIZE,
int retval;
- sprintf(cryptodev_name, "dpsec-%d", dpaa2_dev->object_id);
+ snprintf(cryptodev_name, sizeof(cryptodev_name), "dpsec-%d",
+ dpaa2_dev->object_id);
cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
if (cryptodev == NULL)
git.droids-corp.org / dpdk.git / blobdiff