From: Mingjin Ye <mingjinx.ye@intel.com>
To: dev@dpdk.org
Cc: qiming.yang@intel.com, Mingjin Ye <mingjinx.ye@intel.com>,
Jingjing Wu <jingjing.wu@intel.com>,
Beilei Xing <beilei.xing@intel.com>
Subject: [PATCH] net/iavf: add diagnostic support in TX path
Date: Thu, 21 Dec 2023 10:12:02 +0000 [thread overview]
Message-ID: <20231221101202.2815069-1-mingjinx.ye@intel.com> (raw)
The only way to enable diagnostics for TX paths is to modify the
application source code. Making it difficult to diagnose faults.
In this patch, the devarg option "mbuf_check" is introduced and the
parameters are configured to enable the corresponding diagnostics.
supported cases: mbuf, size, segment, offload, strict.
1. mbuf: check for corrupted mbuf.
2. size: check min/max packet length according to hw spec.
3. segment: check number of mbuf segments not exceed hw limitation.
4. offload: check any unsupported offload flag.
5. strict: check protocol headers.
parameter format: mbuf_check=[mbuf,<case1>,<case2>]
eg: dpdk-testpmd -a 0000:81:01.0,mbuf_check=[mbuf,size] -- -i
Signed-off-by: Mingjin Ye <mingjinx.ye@intel.com>
---
drivers/net/iavf/iavf.h | 26 ++-
drivers/net/iavf/iavf_ethdev.c | 74 ++++++++
drivers/net/iavf/iavf_rxtx.c | 337 +++++++++++++++++++++++++++++----
drivers/net/iavf/iavf_rxtx.h | 8 +
4 files changed, 402 insertions(+), 43 deletions(-)
diff --git a/drivers/net/iavf/iavf.h b/drivers/net/iavf/iavf.h
index 10868f2c30..428b20b8e4 100644
--- a/drivers/net/iavf/iavf.h
+++ b/drivers/net/iavf/iavf.h
@@ -113,9 +113,15 @@ struct iavf_ipsec_crypto_stats {
} ierrors;
};
+struct iavf_mdd_stats {
+ uint64_t mdd_mbuf_err_count;
+ uint64_t mdd_pkt_err_count;
+};
+
struct iavf_eth_xstats {
struct virtchnl_eth_stats eth_stats;
struct iavf_ipsec_crypto_stats ips_stats;
+ struct iavf_mdd_stats mdd_stats;
};
/* Structure that defines a VSI, associated with a adapter. */
@@ -299,6 +305,7 @@ enum iavf_proto_xtr_type {
IAVF_PROTO_XTR_MAX,
};
+
/**
* Cache devargs parse result.
*/
@@ -309,10 +316,27 @@ struct iavf_devargs {
uint32_t watchdog_period;
int auto_reset;
int no_poll_on_link_down;
+ int mbuf_check;
};
struct iavf_security_ctx;
+struct iavf_rx_burst_elem {
+ TAILQ_ENTRY(iavf_rx_burst_elem) next;
+ eth_rx_burst_t rx_pkt_burst;
+};
+
+struct iavf_tx_burst_elem {
+ TAILQ_ENTRY(iavf_tx_burst_elem) next;
+ eth_tx_burst_t tx_pkt_burst;
+};
+
+#define IAVF_MDD_CHECK_F_TX_MBUF (1ULL << 0)
+#define IAVF_MDD_CHECK_F_TX_SIZE (1ULL << 1)
+#define IAVF_MDD_CHECK_F_TX_SEGMENT (1ULL << 2)
+#define IAVF_MDD_CHECK_F_TX_OFFLOAD (1ULL << 3)
+#define IAVF_MDD_CHECK_F_TX_STRICT (1ULL << 4)
+
/* Structure to store private data for each VF instance. */
struct iavf_adapter {
struct iavf_hw hw;
@@ -329,7 +353,7 @@ struct iavf_adapter {
bool closed;
bool no_poll;
eth_rx_burst_t rx_pkt_burst;
- eth_tx_burst_t tx_pkt_burst;
+ uint64_t mc_flags; /* mdd check flags. */
uint16_t fdir_ref_cnt;
struct iavf_devargs devargs;
};
diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
index d1edb0dd5c..f2af228042 100644
--- a/drivers/net/iavf/iavf_ethdev.c
+++ b/drivers/net/iavf/iavf_ethdev.c
@@ -39,6 +39,8 @@
#define IAVF_RESET_WATCHDOG_ARG "watchdog_period"
#define IAVF_ENABLE_AUTO_RESET_ARG "auto_reset"
#define IAVF_NO_POLL_ON_LINK_DOWN_ARG "no-poll-on-link-down"
+#define IAVF_MDD_CHECK_ARG "mbuf_check"
+
uint64_t iavf_timestamp_dynflag;
int iavf_timestamp_dynfield_offset = -1;
@@ -48,6 +50,7 @@ static const char * const iavf_valid_args[] = {
IAVF_RESET_WATCHDOG_ARG,
IAVF_ENABLE_AUTO_RESET_ARG,
IAVF_NO_POLL_ON_LINK_DOWN_ARG,
+ IAVF_MDD_CHECK_ARG,
NULL
};
@@ -188,6 +191,8 @@ static const struct rte_iavf_xstats_name_off rte_iavf_stats_strings[] = {
_OFF_OF(ips_stats.ierrors.ipsec_length)},
{"inline_ipsec_crypto_ierrors_misc",
_OFF_OF(ips_stats.ierrors.misc)},
+ {"mdd_mbuf_error_packets", _OFF_OF(mdd_stats.mdd_mbuf_err_count)},
+ {"mdd_pkt_error_packets", _OFF_OF(mdd_stats.mdd_pkt_err_count)},
};
#undef _OFF_OF
@@ -1881,6 +1886,9 @@ static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
{
int ret;
unsigned int i;
+ struct iavf_tx_queue *txq;
+ uint64_t mdd_mbuf_err_count = 0;
+ uint64_t mdd_pkt_err_count = 0;
struct iavf_adapter *adapter =
IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
@@ -1904,6 +1912,16 @@ static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
if (iavf_ipsec_crypto_supported(adapter))
iavf_dev_update_ipsec_xstats(dev, &iavf_xtats.ips_stats);
+ if (adapter->devargs.mbuf_check) {
+ for (i = 0; i < dev->data->nb_tx_queues; i++) {
+ txq = dev->data->tx_queues[i];
+ mdd_mbuf_err_count += txq->mdd_mbuf_err_count;
+ mdd_pkt_err_count += txq->mdd_pkt_err_count;
+ }
+ iavf_xtats.mdd_stats.mdd_mbuf_err_count = mdd_mbuf_err_count;
+ iavf_xtats.mdd_stats.mdd_pkt_err_count = mdd_pkt_err_count;
+ }
+
/* loop over xstats array and values from pstats */
for (i = 0; i < IAVF_NB_XSTATS; i++) {
xstats[i].id = i;
@@ -2286,6 +2304,52 @@ iavf_parse_watchdog_period(__rte_unused const char *key, const char *value, void
return 0;
}
+static int
+iavf_parse_mdd_checker(__rte_unused const char *key, const char *value, void *args)
+{
+ char *cur;
+ char *tmp;
+ int str_len;
+ int valid_len;
+
+ int ret = 0;
+ uint64_t *mc_flags = args;
+ char *str2 = strdup(value);
+ if (str2 == NULL)
+ return -1;
+
+ str_len = strlen(str2);
+ if (str2[0] == '[' && str2[str_len - 1] == ']') {
+ if (str_len < 3) {
+ ret = -1;
+ goto mdd_end;
+ }
+ valid_len = str_len - 2;
+ memmove(str2, str2 + 1, valid_len);
+ memset(str2 + valid_len, '\0', 2);
+ }
+ cur = strtok_r(str2, ",", &tmp);
+ while (cur != NULL) {
+ if (!strcmp(cur, "mbuf"))
+ *mc_flags |= IAVF_MDD_CHECK_F_TX_MBUF;
+ else if (!strcmp(cur, "size"))
+ *mc_flags |= IAVF_MDD_CHECK_F_TX_SIZE;
+ else if (!strcmp(cur, "segment"))
+ *mc_flags |= IAVF_MDD_CHECK_F_TX_SEGMENT;
+ else if (!strcmp(cur, "offload"))
+ *mc_flags |= IAVF_MDD_CHECK_F_TX_OFFLOAD;
+ else if (!strcmp(cur, "strict"))
+ *mc_flags |= IAVF_MDD_CHECK_F_TX_STRICT;
+ else
+ PMD_DRV_LOG(ERR, "Unsupported mdd check type: %s", cur);
+ cur = strtok_r(NULL, ",", &tmp);
+ }
+
+mdd_end:
+ free(str2);
+ return ret;
+}
+
static int iavf_parse_devargs(struct rte_eth_dev *dev)
{
struct iavf_adapter *ad =
@@ -2340,6 +2404,14 @@ static int iavf_parse_devargs(struct rte_eth_dev *dev)
goto bail;
}
+ ret = rte_kvargs_process(kvlist, IAVF_MDD_CHECK_ARG,
+ &iavf_parse_mdd_checker, &ad->mc_flags);
+ if (ret)
+ goto bail;
+
+ if (ad->mc_flags)
+ ad->devargs.mbuf_check = 1;
+
ret = rte_kvargs_process(kvlist, IAVF_ENABLE_AUTO_RESET_ARG,
&parse_bool, &ad->devargs.auto_reset);
if (ret)
@@ -2718,6 +2790,8 @@ iavf_dev_init(struct rte_eth_dev *eth_dev)
adapter->dev_data = eth_dev->data;
adapter->stopped = 1;
+ iavf_pkt_burst_init(eth_dev);
+
if (iavf_dev_event_handler_init())
goto init_vf_err;
diff --git a/drivers/net/iavf/iavf_rxtx.c b/drivers/net/iavf/iavf_rxtx.c
index f19aa14646..9f05cd1eee 100644
--- a/drivers/net/iavf/iavf_rxtx.c
+++ b/drivers/net/iavf/iavf_rxtx.c
@@ -18,6 +18,7 @@
#include <rte_malloc.h>
#include <rte_ether.h>
#include <ethdev_driver.h>
+#include <rte_tailq.h>
#include <rte_tcp.h>
#include <rte_sctp.h>
#include <rte_udp.h>
@@ -425,6 +426,8 @@ struct iavf_txq_ops iavf_txq_release_mbufs_ops[] = {
};
+static struct iavf_pkt_burst ice_rxtx_pkt_burst[RTE_MAX_ETHPORTS];
+
static inline void
iavf_rxd_to_pkt_fields_by_comms_ovs(__rte_unused struct iavf_rx_queue *rxq,
struct rte_mbuf *mb,
@@ -1128,6 +1131,36 @@ iavf_reset_queues(struct rte_eth_dev *dev)
}
}
+static void
+iavf_rx_pkt_burst_cleanup(struct rte_eth_dev *dev)
+{
+ struct iavf_pkt_burst *item;
+ struct iavf_rx_burst_elem *pos;
+ struct iavf_rx_burst_elem *save_next;
+
+ item = &ice_rxtx_pkt_burst[dev->data->port_id];
+
+ RTE_TAILQ_FOREACH_SAFE(pos, &item->rx_burst_list, next, save_next) {
+ TAILQ_REMOVE(&item->rx_burst_list, pos, next);
+ rte_free(pos);
+ }
+}
+
+static void
+iavf_tx_pkt_burst_cleanup(struct rte_eth_dev *dev)
+{
+ struct iavf_pkt_burst *item;
+ struct iavf_tx_burst_elem *pos;
+ struct iavf_tx_burst_elem *save_next;
+
+ item = &ice_rxtx_pkt_burst[dev->data->port_id];
+
+ RTE_TAILQ_FOREACH_SAFE(pos, &item->tx_burst_list, next, save_next) {
+ TAILQ_REMOVE(&item->tx_burst_list, pos, next);
+ rte_free(pos);
+ }
+}
+
void
iavf_stop_queues(struct rte_eth_dev *dev)
{
@@ -1157,6 +1190,9 @@ iavf_stop_queues(struct rte_eth_dev *dev)
PMD_DRV_LOG(WARNING, "Fail to stop queues");
iavf_reset_queues(dev);
+
+ iavf_rx_pkt_burst_cleanup(dev);
+ iavf_tx_pkt_burst_cleanup(dev);
}
#define IAVF_RX_FLEX_ERR0_BITS \
@@ -2503,7 +2539,7 @@ iavf_fill_ctx_desc_tunnelling_field(volatile uint64_t *qw0,
eip_typ |= IAVF_TXD_CTX_GRE_TUNNELING;
break;
default:
- PMD_TX_LOG(ERR, "Tunnel type not supported");
+ PMD_DRV_LOG(ERR, "Tunnel type not supported");
return;
}
@@ -3027,7 +3063,7 @@ iavf_check_vlan_up2tc(struct iavf_tx_queue *txq, struct rte_mbuf *m)
up = m->vlan_tci >> IAVF_VLAN_TAG_PCP_OFFSET;
if (!(vf->qos_cap->cap[txq->tc].tc_prio & BIT(up))) {
- PMD_TX_LOG(ERR, "packet with vlan pcp %u cannot transmit in queue %u\n",
+ PMD_DRV_LOG(ERR, "packet with vlan pcp %u cannot transmit in queue %u\n",
up, txq->queue_id);
return -1;
} else {
@@ -3394,13 +3430,13 @@ check_mbuf_len(struct offload_info *info, struct rte_mbuf *m)
{
if (m->ol_flags & RTE_MBUF_F_TX_TUNNEL_MASK) {
if (info->outer_l2_len != m->outer_l2_len) {
- PMD_TX_LOG(ERR, "outer_l2_len error in mbuf. Original "
+ PMD_DRV_LOG(ERR, "outer_l2_len error in mbuf. Original "
"length: %hu, calculated length: %u", m->outer_l2_len,
info->outer_l2_len);
return -1;
}
if (info->outer_l3_len != m->outer_l3_len) {
- PMD_TX_LOG(ERR, "outer_l3_len error in mbuf. Original "
+ PMD_DRV_LOG(ERR, "outer_l3_len error in mbuf. Original "
"length: %hu,calculated length: %u", m->outer_l3_len,
info->outer_l3_len);
return -1;
@@ -3408,19 +3444,19 @@ check_mbuf_len(struct offload_info *info, struct rte_mbuf *m)
}
if (info->l2_len != m->l2_len) {
- PMD_TX_LOG(ERR, "l2_len error in mbuf. Original "
+ PMD_DRV_LOG(ERR, "l2_len error in mbuf. Original "
"length: %hu, calculated length: %u", m->l2_len,
info->l2_len);
return -1;
}
if (info->l3_len != m->l3_len) {
- PMD_TX_LOG(ERR, "l3_len error in mbuf. Original "
+ PMD_DRV_LOG(ERR, "l3_len error in mbuf. Original "
"length: %hu, calculated length: %u", m->l3_len,
info->l3_len);
return -1;
}
if (info->l4_len != m->l4_len) {
- PMD_TX_LOG(ERR, "l4_len error in mbuf. Original "
+ PMD_DRV_LOG(ERR, "l4_len error in mbuf. Original "
"length: %hu, calculated length: %u", m->l4_len,
info->l4_len);
return -1;
@@ -3438,24 +3474,24 @@ check_ether_type(struct offload_info *info, struct rte_mbuf *m)
if (info->outer_ethertype ==
rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
if (!(m->ol_flags & RTE_MBUF_F_TX_OUTER_IPV4)) {
- PMD_TX_LOG(ERR, "Outer ethernet type is ipv4, "
+ PMD_DRV_LOG(ERR, "Outer ethernet type is ipv4, "
"tx offload missing `RTE_MBUF_F_TX_OUTER_IPV4` flag.");
ret = -1;
}
if (m->ol_flags & RTE_MBUF_F_TX_OUTER_IPV6) {
- PMD_TX_LOG(ERR, "Outer ethernet type is ipv4, tx "
+ PMD_DRV_LOG(ERR, "Outer ethernet type is ipv4, tx "
"offload contains wrong `RTE_MBUF_F_TX_OUTER_IPV6` flag");
ret = -1;
}
} else if (info->outer_ethertype ==
rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
if (!(m->ol_flags & RTE_MBUF_F_TX_OUTER_IPV6)) {
- PMD_TX_LOG(ERR, "Outer ethernet type is ipv6, "
+ PMD_DRV_LOG(ERR, "Outer ethernet type is ipv6, "
"tx offload missing `RTE_MBUF_F_TX_OUTER_IPV6` flag.");
ret = -1;
}
if (m->ol_flags & RTE_MBUF_F_TX_OUTER_IPV4) {
- PMD_TX_LOG(ERR, "Outer ethernet type is ipv6, tx "
+ PMD_DRV_LOG(ERR, "Outer ethernet type is ipv6, tx "
"offload contains wrong `RTE_MBUF_F_TX_OUTER_IPV4` flag");
ret = -1;
}
@@ -3465,24 +3501,24 @@ check_ether_type(struct offload_info *info, struct rte_mbuf *m)
if (info->ethertype ==
rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
if (!(m->ol_flags & RTE_MBUF_F_TX_IPV4)) {
- PMD_TX_LOG(ERR, "Ethernet type is ipv4, tx offload "
+ PMD_DRV_LOG(ERR, "Ethernet type is ipv4, tx offload "
"missing `RTE_MBUF_F_TX_IPV4` flag.");
ret = -1;
}
if (m->ol_flags & RTE_MBUF_F_TX_IPV6) {
- PMD_TX_LOG(ERR, "Ethernet type is ipv4, tx "
+ PMD_DRV_LOG(ERR, "Ethernet type is ipv4, tx "
"offload contains wrong `RTE_MBUF_F_TX_IPV6` flag");
ret = -1;
}
} else if (info->ethertype ==
rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
if (!(m->ol_flags & RTE_MBUF_F_TX_IPV6)) {
- PMD_TX_LOG(ERR, "Ethernet type is ipv6, tx offload "
+ PMD_DRV_LOG(ERR, "Ethernet type is ipv6, tx offload "
"missing `RTE_MBUF_F_TX_IPV6` flag.");
ret = -1;
}
if (m->ol_flags & RTE_MBUF_F_TX_IPV4) {
- PMD_TX_LOG(ERR, "Ethernet type is ipv6, tx offload "
+ PMD_DRV_LOG(ERR, "Ethernet type is ipv6, tx offload "
"contains wrong `RTE_MBUF_F_TX_IPV4` flag");
ret = -1;
}
@@ -3512,12 +3548,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_gtp(udp_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "gtp tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "gtp tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_GTP` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_GTP) {
- PMD_TX_LOG(ERR, "gtp tunnel packet, tx offload has wrong "
+ PMD_DRV_LOG(ERR, "gtp tunnel packet, tx offload has wrong "
"`%s` flag, correct is `RTE_MBUF_F_TX_TUNNEL_GTP` flag",
rte_get_tx_ol_flag_name(tunnel_type));
return -1;
@@ -3527,12 +3563,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_vxlan_gpe(udp_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "vxlan gpe tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "vxlan gpe tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_VXLAN_GPE` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_VXLAN_GPE) {
- PMD_TX_LOG(ERR, "vxlan gpe tunnel packet, tx offload has "
+ PMD_DRV_LOG(ERR, "vxlan gpe tunnel packet, tx offload has "
"wrong `%s` flag, correct is "
"`RTE_MBUF_F_TX_TUNNEL_VXLAN_GPE` flag",
rte_get_tx_ol_flag_name(tunnel_type));
@@ -3543,12 +3579,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_vxlan(udp_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "vxlan tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "vxlan tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_VXLAN` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_VXLAN) {
- PMD_TX_LOG(ERR, "vxlan tunnel packet, tx offload has "
+ PMD_DRV_LOG(ERR, "vxlan tunnel packet, tx offload has "
"wrong `%s` flag, correct is "
"`RTE_MBUF_F_TX_TUNNEL_VXLAN` flag",
rte_get_tx_ol_flag_name(tunnel_type));
@@ -3559,12 +3595,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_geneve(udp_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "geneve tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "geneve tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_GENEVE` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_GENEVE) {
- PMD_TX_LOG(ERR, "geneve tunnel packet, tx offload has "
+ PMD_DRV_LOG(ERR, "geneve tunnel packet, tx offload has "
"wrong `%s` flag, correct is "
"`RTE_MBUF_F_TX_TUNNEL_GENEVE` flag",
rte_get_tx_ol_flag_name(tunnel_type));
@@ -3575,7 +3611,7 @@ iavf_check_mbuf(struct rte_mbuf *m)
/* Always keep last. */
if (unlikely(RTE_ETH_IS_TUNNEL_PKT(m->packet_type)
!= 0)) {
- PMD_TX_LOG(ERR, "Unknown tunnel packet. UDP dst port: %hu",
+ PMD_DRV_LOG(ERR, "Unknown tunnel packet. UDP dst port: %hu",
udp_hdr->dst_port);
return -1;
}
@@ -3587,12 +3623,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_gre(gre_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "gre tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "gre tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_GRE` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_GRE) {
- PMD_TX_LOG(ERR, "gre tunnel packet, tx offload has "
+ PMD_DRV_LOG(ERR, "gre tunnel packet, tx offload has "
"wrong `%s` flag, correct is "
"`RTE_MBUF_F_TX_TUNNEL_GRE` flag",
rte_get_tx_ol_flag_name(tunnel_type));
@@ -3607,12 +3643,12 @@ iavf_check_mbuf(struct rte_mbuf *m)
parse_encap_ip(encap_ip_hdr, &info);
if (info.is_tunnel) {
if (!tunnel_type) {
- PMD_TX_LOG(ERR, "Ipip tunnel packet missing tx "
+ PMD_DRV_LOG(ERR, "Ipip tunnel packet missing tx "
"offload missing `RTE_MBUF_F_TX_TUNNEL_IPIP` flag.");
return -1;
}
if (tunnel_type != RTE_MBUF_F_TX_TUNNEL_IPIP) {
- PMD_TX_LOG(ERR, "Ipip tunnel packet, tx offload has "
+ PMD_DRV_LOG(ERR, "Ipip tunnel packet, tx offload has "
"wrong `%s` flag, correct is "
"`RTE_MBUF_F_TX_TUNNEL_IPIP` flag",
rte_get_tx_ol_flag_name(tunnel_type));
@@ -3629,6 +3665,103 @@ iavf_check_mbuf(struct rte_mbuf *m)
return check_ether_type(&info, m);
}
+/* Tx MDD check */
+static uint16_t
+iavf_xmit_pkts_mdd(void *tx_queue, struct rte_mbuf **tx_pkts,
+ uint16_t nb_pkts)
+{
+ struct iavf_tx_queue *txq = tx_queue;
+ struct rte_mbuf *mb;
+ uint16_t idx;
+ const char *reason = NULL;
+ struct iavf_adapter *adapter = txq->vsi->adapter;
+ uint64_t mdd_mbuf_err_count = 0;
+ uint64_t mdd_pkt_err_count = 0;
+ uint64_t ol_flags;
+
+ for (idx = 0; idx < nb_pkts; idx++) {
+ mb = tx_pkts[idx];
+ ol_flags = mb->ol_flags;
+
+ if ((adapter->mc_flags & IAVF_MDD_CHECK_F_TX_MBUF) &&
+ (rte_mbuf_check(mb, 1, &reason) != 0)) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: %s\n", reason);
+ mdd_mbuf_err_count++;
+ continue;
+ }
+
+ if ((adapter->mc_flags & IAVF_MDD_CHECK_F_TX_SIZE) &&
+ (mb->data_len < IAVF_TX_MIN_PKT_LEN ||
+ mb->data_len > adapter->vf.max_pkt_len)) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: data_len (%u) is out "
+ "of range, reasonable range (%d - %u)\n", mb->data_len,
+ IAVF_TX_MIN_PKT_LEN, adapter->vf.max_pkt_len);
+ mdd_pkt_err_count++;
+ continue;
+ }
+
+ if (adapter->mc_flags & IAVF_MDD_CHECK_F_TX_SEGMENT) {
+ /* Check condition for nb_segs > IAVF_TX_MAX_MTU_SEG. */
+ if (!(ol_flags & (RTE_MBUF_F_TX_TCP_SEG | RTE_MBUF_F_TX_UDP_SEG))) {
+ if (mb->nb_segs > IAVF_TX_MAX_MTU_SEG) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: nb_segs (%d) exceeds "
+ "HW limit, maximum allowed value is %d\n", mb->nb_segs,
+ IAVF_TX_MAX_MTU_SEG);
+ mdd_pkt_err_count++;
+ continue;
+ }
+ } else if ((mb->tso_segsz < IAVF_MIN_TSO_MSS) ||
+ (mb->tso_segsz > IAVF_MAX_TSO_MSS)) {
+ /* MSS outside the range are considered malicious */
+ PMD_DRV_LOG(ERR, "INVALID mbuf: tso_segsz (%u) is out "
+ "of range, reasonable range (%d - %u)\n", mb->tso_segsz,
+ IAVF_MIN_TSO_MSS, IAVF_MAX_TSO_MSS);
+ mdd_pkt_err_count++;
+ continue;
+ } else if (mb->nb_segs > txq->nb_tx_desc) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: nb_segs out "
+ "of ring length\n");
+ mdd_pkt_err_count++;
+ continue;
+ }
+ }
+
+ if (adapter->mc_flags & IAVF_MDD_CHECK_F_TX_OFFLOAD) {
+ if (ol_flags & IAVF_TX_OFFLOAD_NOTSUP_MASK) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: TX offload "
+ "is not supported\n");
+ mdd_pkt_err_count++;
+ continue;
+ }
+
+ if (!rte_validate_tx_offload(mb)) {
+ PMD_DRV_LOG(ERR, "INVALID mbuf: TX offload "
+ "setup error\n");
+ mdd_pkt_err_count++;
+ continue;
+ }
+ }
+
+ if (adapter->mc_flags & IAVF_MDD_CHECK_F_TX_STRICT &&
+ iavf_check_mbuf(mb)) {
+ mdd_pkt_err_count++;
+ continue;
+ }
+ }
+
+ if (mdd_mbuf_err_count || mdd_pkt_err_count) {
+ if (mdd_mbuf_err_count)
+ rte_atomic_fetch_add_explicit(&txq->mdd_mbuf_err_count,
+ mdd_mbuf_err_count, rte_memory_order_release);
+ if (mdd_pkt_err_count)
+ rte_atomic_fetch_add_explicit(&txq->mdd_pkt_err_count,
+ mdd_pkt_err_count, rte_memory_order_release);
+ return 0;
+ }
+
+ return idx;
+}
+
/* TX prep functions */
uint16_t
iavf_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
@@ -3720,15 +3853,135 @@ iavf_recv_pkts_no_poll(void *rx_queue, struct rte_mbuf **rx_pkts,
}
static uint16_t
-iavf_xmit_pkts_no_poll(void *tx_queue, struct rte_mbuf **tx_pkts,
+iavf_xmit_pkts_no_poll(void *tx_queue, __rte_unused struct rte_mbuf **tx_pkts,
uint16_t nb_pkts)
{
struct iavf_tx_queue *txq = tx_queue;
if (!txq->vsi || txq->vsi->adapter->no_poll)
return 0;
- return txq->vsi->adapter->tx_pkt_burst(tx_queue,
- tx_pkts, nb_pkts);
+ return nb_pkts;
+}
+
+static int __rte_unused
+iavf_rx_pkt_burst_insert(struct rte_eth_dev *dev, eth_rx_burst_t func)
+{
+ struct iavf_rx_burst_elem *elem;
+ struct iavf_pkt_burst *item;
+
+ if (!func) {
+ PMD_DRV_LOG(ERR, "RX functions cannot be NULL");
+ return -1;
+ }
+
+ elem = rte_malloc(NULL, sizeof(*elem), 0);
+ if (!elem) {
+ PMD_DRV_LOG(ERR, "Unable to allocate memory");
+ return -1;
+ }
+
+ item = &ice_rxtx_pkt_burst[dev->data->port_id];
+ elem->rx_pkt_burst = func;
+ TAILQ_INSERT_TAIL(&item->rx_burst_list, elem, next);
+
+ return 0;
+}
+
+static int
+iavf_tx_pkt_burst_insert(struct rte_eth_dev *dev, eth_tx_burst_t func)
+{
+ struct iavf_tx_burst_elem *elem;
+ struct iavf_pkt_burst *item;
+
+ if (!func) {
+ PMD_DRV_LOG(ERR, "TX functions cannot be NULL");
+ return -1;
+ }
+
+ elem = rte_malloc(NULL, sizeof(*elem), 0);
+ if (!elem) {
+ PMD_DRV_LOG(ERR, "Unable to allocate memory");
+ return -1;
+ }
+
+ item = &ice_rxtx_pkt_burst[dev->data->port_id];
+ elem->tx_pkt_burst = func;
+ TAILQ_INSERT_TAIL(&item->tx_burst_list, elem, next);
+
+ return 0;
+}
+
+static uint16_t
+iavf_xmit_pkts_chain(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
+{
+ struct iavf_tx_queue *txq = tx_queue;
+ struct iavf_adapter *adapter = txq->vsi->adapter;
+ struct iavf_tx_burst_elem *pos;
+ struct iavf_tx_burst_elem *save_next;
+ struct iavf_pkt_burst *item;
+ uint16_t ret;
+
+ item = &ice_rxtx_pkt_burst[adapter->dev_data->port_id];
+ RTE_TAILQ_FOREACH_SAFE(pos, &item->tx_burst_list, next, save_next) {
+ ret = pos->tx_pkt_burst(tx_queue, tx_pkts, nb_pkts);
+ if (nb_pkts != ret)
+ break;
+ }
+
+ return ret;
+}
+
+/* choose tx interceptors*/
+static void
+iavf_set_tx_interceptors(struct rte_eth_dev *dev)
+{
+ struct iavf_adapter *adapter =
+ IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ eth_tx_burst_t tx_pkt_burst;
+ int err;
+ uint16_t mdd_check = adapter->devargs.mbuf_check;
+ uint16_t no_poll_on_link_down = adapter->devargs.no_poll_on_link_down;
+
+ if (!mdd_check && !no_poll_on_link_down)
+ return;
+
+ /* Replace tx_pkt_burst in struct rte_eth_dev to
+ * intercept the purpose of the default TX path.
+ * All tasks are done at iavf_xmit_pkts_chain.
+ */
+ tx_pkt_burst = dev->tx_pkt_burst;
+ dev->tx_pkt_burst = iavf_xmit_pkts_chain;
+
+ /* Register all interceptors. We need to pay
+ * attention to the order of precedence.
+ */
+ if (mdd_check) {
+ err = iavf_tx_pkt_burst_insert(dev, iavf_xmit_pkts_mdd);
+ if (!err)
+ PMD_DRV_LOG(DEBUG, "Register diagnostics Tx callback (port=%d).",
+ dev->data->port_id);
+ else
+ PMD_DRV_LOG(ERR, "Failed to register diagnostics TX callback (port %d).",
+ dev->data->port_id);
+ }
+
+ if (no_poll_on_link_down) {
+ err = iavf_tx_pkt_burst_insert(dev, iavf_xmit_pkts_no_poll);
+ if (!err)
+ PMD_DRV_LOG(DEBUG, "Register no poll Tx callback (port=%d).",
+ dev->data->port_id);
+ else
+ PMD_DRV_LOG(ERR, "Failed to register no poll TX callback (port %d).",
+ dev->data->port_id);
+ }
+
+ err = iavf_tx_pkt_burst_insert(dev, tx_pkt_burst);
+ if (!err)
+ PMD_DRV_LOG(DEBUG, "Register PMD Tx callback (port=%d).",
+ dev->data->port_id);
+ else
+ PMD_DRV_LOG(ERR, "Failed to register PMD TX callback (port %d).",
+ dev->data->port_id);
}
/* choose rx function*/
@@ -3973,9 +4226,6 @@ iavf_set_rx_function(struct rte_eth_dev *dev)
void
iavf_set_tx_function(struct rte_eth_dev *dev)
{
- struct iavf_adapter *adapter =
- IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
- int no_poll_on_link_down = adapter->devargs.no_poll_on_link_down;
#ifdef RTE_ARCH_X86
struct iavf_tx_queue *txq;
int i;
@@ -4062,10 +4312,7 @@ iavf_set_tx_function(struct rte_eth_dev *dev)
#endif
}
- if (no_poll_on_link_down) {
- adapter->tx_pkt_burst = dev->tx_pkt_burst;
- dev->tx_pkt_burst = iavf_xmit_pkts_no_poll;
- }
+ iavf_set_tx_interceptors(dev);
return;
}
@@ -4076,10 +4323,16 @@ iavf_set_tx_function(struct rte_eth_dev *dev)
dev->tx_pkt_burst = iavf_xmit_pkts;
dev->tx_pkt_prepare = iavf_prep_pkts;
- if (no_poll_on_link_down) {
- adapter->tx_pkt_burst = dev->tx_pkt_burst;
- dev->tx_pkt_burst = iavf_xmit_pkts_no_poll;
- }
+ iavf_set_tx_interceptors(dev);
+}
+
+void iavf_pkt_burst_init(struct rte_eth_dev *dev)
+{
+ struct iavf_pkt_burst *item;
+
+ item = &ice_rxtx_pkt_burst[dev->data->port_id];
+ TAILQ_INIT(&item->rx_burst_list);
+ TAILQ_INIT(&item->tx_burst_list);
}
static int
diff --git a/drivers/net/iavf/iavf_rxtx.h b/drivers/net/iavf/iavf_rxtx.h
index f432f9d956..fa948aeb95 100644
--- a/drivers/net/iavf/iavf_rxtx.h
+++ b/drivers/net/iavf/iavf_rxtx.h
@@ -203,6 +203,10 @@ struct iavf_txq_ops {
void (*release_mbufs)(struct iavf_tx_queue *txq);
};
+struct iavf_pkt_burst {
+ TAILQ_HEAD(rx_pkt_burst_list, iavf_rx_burst_elem) rx_burst_list;
+ TAILQ_HEAD(tx_pkt_burst_list, iavf_tx_burst_elem) tx_burst_list;
+};
struct iavf_rx_queue_stats {
uint64_t reserved;
@@ -297,6 +301,9 @@ struct iavf_tx_queue {
uint16_t next_rs; /* next to check DD, for VPMD */
uint16_t ipsec_crypto_pkt_md_offset;
+ uint64_t mdd_mbuf_err_count;
+ uint64_t mdd_pkt_err_count;
+
bool q_set; /* if rx queue has been configured */
bool tx_deferred_start; /* don't start this queue in dev start */
const struct iavf_txq_ops *ops;
@@ -669,6 +676,7 @@ uint16_t iavf_prep_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts);
void iavf_set_rx_function(struct rte_eth_dev *dev);
void iavf_set_tx_function(struct rte_eth_dev *dev);
+void iavf_pkt_burst_init(struct rte_eth_dev *dev);
void iavf_dev_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo);
void iavf_dev_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
--
2.25.1
next reply other threads:[~2023-12-21 10:28 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-21 10:12 Mingjin Ye [this message]
2023-12-21 12:00 ` Zhang, Qi Z
2023-12-22 10:44 ` [PATCH v2] " Mingjin Ye
2023-12-22 11:37 ` Zhang, Qi Z
2023-12-25 2:48 ` Ye, MingjinX
2023-12-26 10:07 ` [PATCH v3] " Mingjin Ye
2023-12-27 10:16 ` [PATCH v4 1/2] " Mingjin Ye
2023-12-27 11:30 ` Zhang, Qi Z
2023-12-28 10:26 ` [PATCH v5 0/2] net/iavf: add diagnostics and fix error Mingjin Ye
2023-12-28 10:26 ` [PATCH v5 1/2] net/iavf: fix Tx path error in multi-process Mingjin Ye
2023-12-28 10:50 ` Zhang, Qi Z
2023-12-29 10:11 ` [PATCH v6 0/2] net/iavf: fix Rx/Tx burst and add diagnostics Mingjin Ye
2023-12-29 10:11 ` [PATCH v6 1/2] net/iavf: fix Rx/Tx burst in multi-process Mingjin Ye
2023-12-31 6:41 ` Zhang, Qi Z
2024-01-02 10:52 ` [PATCH v7 0/2] net/iavf: fix Rx/Tx burst and add diagnostics Mingjin Ye
2024-01-02 10:52 ` [PATCH v7 1/2] net/iavf: fix Rx/Tx burst in multi-process Mingjin Ye
2024-01-03 2:22 ` Zhang, Qi Z
2024-01-02 10:52 ` [PATCH v7 2/2] net/iavf: add diagnostic support in TX path Mingjin Ye
2024-01-03 2:54 ` Zhang, Qi Z
2024-01-03 10:10 ` [PATCH v8 0/2] net/iavf: fix Rx/Tx burst and add diagnostics Mingjin Ye
2024-01-03 10:10 ` [PATCH v8 1/2] net/iavf: fix Rx/Tx burst in multi-process Mingjin Ye
2024-01-03 10:10 ` [PATCH v8 2/2] net/iavf: add diagnostic support in TX path Mingjin Ye
2024-01-04 10:18 ` [PATCH v9 0/2] net/iavf: fix Rx/Tx burst and add diagnostics Mingjin Ye
2024-01-04 10:18 ` [PATCH v9 1/2] net/iavf: fix Rx/Tx burst in multi-process Mingjin Ye
2024-01-04 10:18 ` [PATCH v9 2/2] net/iavf: add diagnostic support in TX path Mingjin Ye
2024-01-05 9:58 ` [PATCH v10] " Mingjin Ye
2024-01-09 10:09 ` [PATCH v11] " Mingjin Ye
2024-01-10 2:25 ` Mingjin Ye
2024-02-09 14:43 ` Burakov, Anatoly
2024-02-09 15:20 ` Burakov, Anatoly
2024-02-19 9:55 ` [PATCH v12] " Mingjin Ye
2024-02-29 18:38 ` Bruce Richardson
2024-03-04 12:34 ` Bruce Richardson
2024-01-05 0:44 ` [PATCH v8 2/2] " Zhang, Qi Z
2023-12-29 10:11 ` [PATCH v6 " Mingjin Ye
2023-12-28 10:26 ` [PATCH v5 " Mingjin Ye
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