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-rw-r--r--examples/performance-thread/l3fwd-thread/main.c127
1 files changed, 112 insertions, 15 deletions
diff --git a/examples/performance-thread/l3fwd-thread/main.c b/examples/performance-thread/l3fwd-thread/main.c
index fdc90b28..2d98473e 100644
--- a/examples/performance-thread/l3fwd-thread/main.c
+++ b/examples/performance-thread/l3fwd-thread/main.c
@@ -1,7 +1,7 @@
/*-
* BSD LICENSE
*
- * Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -90,6 +90,68 @@
#define APP_LOOKUP_METHOD APP_LOOKUP_LPM
#endif
+#ifndef __GLIBC__ /* sched_getcpu() is glibc specific */
+#define sched_getcpu() rte_lcore_id()
+#endif
+
+static int
+check_ptype(int portid)
+{
+ int i, ret;
+ int ipv4 = 0, ipv6 = 0;
+
+ ret = rte_eth_dev_get_supported_ptypes(portid, RTE_PTYPE_L3_MASK, NULL,
+ 0);
+ if (ret <= 0)
+ return 0;
+
+ uint32_t ptypes[ret];
+
+ ret = rte_eth_dev_get_supported_ptypes(portid, RTE_PTYPE_L3_MASK,
+ ptypes, ret);
+ for (i = 0; i < ret; ++i) {
+ if (ptypes[i] & RTE_PTYPE_L3_IPV4)
+ ipv4 = 1;
+ if (ptypes[i] & RTE_PTYPE_L3_IPV6)
+ ipv6 = 1;
+ }
+
+ if (ipv4 && ipv6)
+ return 1;
+
+ return 0;
+}
+
+static inline void
+parse_ptype(struct rte_mbuf *m)
+{
+ struct ether_hdr *eth_hdr;
+ uint32_t packet_type = RTE_PTYPE_UNKNOWN;
+ uint16_t ether_type;
+
+ eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
+ ether_type = eth_hdr->ether_type;
+ if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4))
+ packet_type |= RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
+ else if (ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv6))
+ packet_type |= RTE_PTYPE_L3_IPV6_EXT_UNKNOWN;
+
+ m->packet_type = packet_type;
+}
+
+static uint16_t
+cb_parse_ptype(__rte_unused uint8_t port, __rte_unused uint16_t queue,
+ struct rte_mbuf *pkts[], uint16_t nb_pkts,
+ __rte_unused uint16_t max_pkts, __rte_unused void *user_param)
+{
+ unsigned int i;
+
+ for (i = 0; i < nb_pkts; i++)
+ parse_ptype(pkts[i]);
+
+ return nb_pkts;
+}
+
/*
* When set to zero, simple forwaring path is eanbled.
* When set to one, optimized forwarding path is enabled.
@@ -170,8 +232,9 @@ static __m128i val_eth[RTE_MAX_ETHPORTS];
/* mask of enabled ports */
static uint32_t enabled_port_mask;
-static int promiscuous_on; /**< $et in promiscuous mode off by default. */
+static int promiscuous_on; /**< Set in promiscuous mode off by default. */
static int numa_on = 1; /**< NUMA is enabled by default. */
+static int parse_ptype_on;
#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
static int ipv6; /**< ipv6 is false by default. */
@@ -282,7 +345,7 @@ static struct rte_eth_conf port_conf = {
.hw_ip_checksum = 1, /**< IP checksum offload enabled */
.hw_vlan_filter = 0, /**< VLAN filtering disabled */
.jumbo_frame = 0, /**< Jumbo Frame Support disabled */
- .hw_strip_crc = 0, /**< CRC stripped by hardware */
+ .hw_strip_crc = 1, /**< CRC stripped by hardware */
},
.rx_adv_conf = {
.rss_conf = {
@@ -850,7 +913,7 @@ static inline uint8_t
get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid,
lookup6_struct_t *ipv6_l3fwd_lookup_struct)
{
- uint8_t next_hop;
+ uint32_t next_hop;
return (uint8_t) ((rte_lpm6_lookup(ipv6_l3fwd_lookup_struct,
((struct ipv6_hdr *)ipv6_hdr)->dst_addr, &next_hop) == 0) ?
@@ -1337,15 +1400,14 @@ rfc1812_process(struct ipv4_hdr *ipv4_hdr, uint16_t *dp, uint32_t ptype)
static inline __attribute__((always_inline)) uint16_t
get_dst_port(struct rte_mbuf *pkt, uint32_t dst_ipv4, uint8_t portid)
{
- uint32_t next_hop_ipv4;
- uint8_t next_hop_ipv6;
+ uint32_t next_hop;
struct ipv6_hdr *ipv6_hdr;
struct ether_hdr *eth_hdr;
if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
return (uint16_t) ((rte_lpm_lookup(
RTE_PER_LCORE(lcore_conf)->ipv4_lookup_struct, dst_ipv4,
- &next_hop_ipv4) == 0) ? next_hop_ipv4 : portid);
+ &next_hop) == 0) ? next_hop : portid);
} else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
@@ -1354,8 +1416,8 @@ get_dst_port(struct rte_mbuf *pkt, uint32_t dst_ipv4, uint8_t portid)
return (uint16_t) ((rte_lpm6_lookup(
RTE_PER_LCORE(lcore_conf)->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop_ipv6) == 0) ? next_hop_ipv6 :
- portid);
+ ipv6_hdr->dst_addr, &next_hop) == 0) ?
+ next_hop : portid);
}
@@ -2019,7 +2081,7 @@ lthread_tx_per_ring(void *dummy)
*/
SET_CPU_BUSY(tx_conf, CPU_POLL);
nb_rx = rte_ring_sc_dequeue_burst(ring, (void **)pkts_burst,
- MAX_PKT_BURST);
+ MAX_PKT_BURST, NULL);
SET_CPU_IDLE(tx_conf, CPU_POLL);
if (nb_rx > 0) {
@@ -2155,7 +2217,7 @@ lthread_rx(void *dummy)
ret = rte_ring_sp_enqueue_burst(
rx_conf->ring[worker_id],
(void **) pkts_burst,
- nb_rx);
+ nb_rx, NULL);
new_len = old_len + ret;
@@ -2323,7 +2385,7 @@ pthread_tx(void *dummy)
*/
SET_CPU_BUSY(tx_conf, CPU_POLL);
nb_rx = rte_ring_sc_dequeue_burst(tx_conf->ring,
- (void **)pkts_burst, MAX_PKT_BURST);
+ (void **)pkts_burst, MAX_PKT_BURST, NULL);
SET_CPU_IDLE(tx_conf, CPU_POLL);
if (unlikely(nb_rx == 0)) {
@@ -2395,7 +2457,7 @@ pthread_rx(void *dummy)
SET_CPU_BUSY(rx_conf, CPU_PROCESS);
worker_id = (worker_id + 1) % rx_conf->n_ring;
n = rte_ring_sp_enqueue_burst(rx_conf->ring[worker_id],
- (void **)pkts_burst, nb_rx);
+ (void **)pkts_burst, nb_rx, NULL);
if (unlikely(n != nb_rx)) {
uint32_t k;
@@ -2610,6 +2672,7 @@ print_usage(const char *prgname)
" [--rx (port,queue,lcore,thread)[,(port,queue,lcore,thread]]"
" [--tx (lcore,thread)[,(lcore,thread]]"
" [--enable-jumbo [--max-pkt-len PKTLEN]]\n"
+ " [--parse-ptype]\n\n"
" -p PORTMASK: hexadecimal bitmask of ports to configure\n"
" -P : enable promiscuous mode\n"
" --rx (port,queue,lcore,thread): rx queues configuration\n"
@@ -2621,7 +2684,8 @@ print_usage(const char *prgname)
" --enable-jumbo: enable jumbo frame"
" which max packet len is PKTLEN in decimal (64-9600)\n"
" --hash-entry-num: specify the hash entry number in hexadecimal to be setup\n"
- " --no-lthreads: turn off lthread model\n",
+ " --no-lthreads: turn off lthread model\n"
+ " --parse-ptype: set to use software to analyze packet type\n\n",
prgname);
}
@@ -2840,6 +2904,7 @@ parse_eth_dest(const char *optarg)
#define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo"
#define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
#define CMD_LINE_OPT_NO_LTHREADS "no-lthreads"
+#define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
/* Parse the argument given in the command line of the application */
static int
@@ -2859,6 +2924,7 @@ parse_args(int argc, char **argv)
{CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, 0},
{CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, 0},
{CMD_LINE_OPT_NO_LTHREADS, 0, 0, 0},
+ {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, 0},
{NULL, 0, 0, 0}
};
@@ -2935,6 +3001,12 @@ parse_args(int argc, char **argv)
lthreads_on = 0;
}
+ if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_PARSE_PTYPE,
+ sizeof(CMD_LINE_OPT_PARSE_PTYPE))) {
+ printf("software packet type parsing enabled\n");
+ parse_ptype_on = 1;
+ }
+
if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_ENABLE_JUMBO,
sizeof(CMD_LINE_OPT_ENABLE_JUMBO))) {
struct option lenopts = {"max-pkt-len", required_argument, 0,
@@ -2983,7 +3055,7 @@ parse_args(int argc, char **argv)
argv[optind-1] = prgname;
ret = optind-1;
- optind = 0; /* reset getopt lib */
+ optind = 1; /* reset getopt lib */
return ret;
}
@@ -3623,6 +3695,31 @@ main(int argc, char **argv)
rte_eth_promiscuous_enable(portid);
}
+ for (i = 0; i < n_rx_thread; i++) {
+ lcore_id = rx_thread[i].conf.lcore_id;
+ if (rte_lcore_is_enabled(lcore_id) == 0)
+ continue;
+
+ /* check if hw packet type is supported */
+ for (queue = 0; queue < rx_thread[i].n_rx_queue; ++queue) {
+ portid = rx_thread[i].rx_queue_list[queue].port_id;
+ queueid = rx_thread[i].rx_queue_list[queue].queue_id;
+
+ if (parse_ptype_on) {
+ if (!rte_eth_add_rx_callback(portid, queueid,
+ cb_parse_ptype, NULL))
+ rte_exit(EXIT_FAILURE,
+ "Failed to add rx callback: "
+ "port=%d\n", portid);
+ } else if (!check_ptype(portid))
+ rte_exit(EXIT_FAILURE,
+ "Port %d cannot parse packet type.\n\n"
+ "Please add --parse-ptype to use sw "
+ "packet type analyzer.\n\n",
+ portid);
+ }
+ }
+
check_all_ports_link_status((uint8_t)nb_ports, enabled_port_mask);
if (lthreads_on) {