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port: add fragmentation stats

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Added statistics for IPv4 and IPv6 fragmentation ports.

Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
This commit is contained in:
Maciej Gajdzica 2015-06-19 11:41:17 +02:00 committed by Thomas Monjalon
parent 839a1ce450
commit a2ba0b9fe8
1 changed files with 36 additions and 0 deletions
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36
lib/librte_port/rte_port_frag.c
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@ -41,6 +41,20 @@
/* Max number of fragments per packet allowed */
#define RTE_PORT_FRAG_MAX_FRAGS_PER_PACKET 0x80
#ifdef RTE_PORT_STATS_COLLECT
#define RTE_PORT_RING_READER_FRAG_STATS_PKTS_IN_ADD(port, val) \
port->stats.n_pkts_in += val
#define RTE_PORT_RING_READER_FRAG_STATS_PKTS_DROP_ADD(port, val) \
port->stats.n_pkts_drop += val
#else
#define RTE_PORT_RING_READER_FRAG_STATS_PKTS_IN_ADD(port, val)
#define RTE_PORT_RING_READER_FRAG_STATS_PKTS_DROP_ADD(port, val)
#endif
typedef int32_t
(*frag_op)(struct rte_mbuf *pkt_in,
struct rte_mbuf **pkts_out,
@ -50,6 +64,8 @@ typedef int32_t
struct rte_mempool *pool_indirect);
struct rte_port_ring_reader_frag {
struct rte_port_in_stats stats;
/* Input parameters */
struct rte_ring *ring;
uint32_t mtu;
@ -171,6 +187,7 @@ rte_port_ring_reader_frag_rx(void *port,
if (p->n_pkts == 0) {
p->n_pkts = rte_ring_sc_dequeue_burst(p->ring,
(void **) p->pkts, RTE_PORT_IN_BURST_SIZE_MAX);
RTE_PORT_RING_READER_FRAG_STATS_PKTS_IN_ADD(p, p->n_pkts);
if (p->n_pkts == 0)
return n_pkts_out;
p->pos_pkts = 0;
@ -203,6 +220,7 @@ rte_port_ring_reader_frag_rx(void *port,
if (status < 0) {
rte_pktmbuf_free(pkt);
RTE_PORT_RING_READER_FRAG_STATS_PKTS_DROP_ADD(p, 1);
continue;
}
@ -252,6 +270,22 @@ rte_port_ring_reader_frag_free(void *port)
return 0;
}
static int
rte_port_frag_reader_stats_read(void *port,
struct rte_port_in_stats *stats, int clear)
{
struct rte_port_ring_reader_frag *p =
(struct rte_port_ring_reader_frag *) port;
if (stats != NULL)
memcpy(stats, &p->stats, sizeof(p->stats));
if (clear)
memset(&p->stats, 0, sizeof(p->stats));
return 0;
}
/*
* Summary of port operations
*/
@ -259,10 +293,12 @@ struct rte_port_in_ops rte_port_ring_reader_ipv4_frag_ops = {
.f_create = rte_port_ring_reader_ipv4_frag_create,
.f_free = rte_port_ring_reader_frag_free,
.f_rx = rte_port_ring_reader_frag_rx,
.f_stats = rte_port_frag_reader_stats_read,
};
struct rte_port_in_ops rte_port_ring_reader_ipv6_frag_ops = {
.f_create = rte_port_ring_reader_ipv6_frag_create,
.f_free = rte_port_ring_reader_frag_free,
.f_rx = rte_port_ring_reader_frag_rx,
.f_stats = rte_port_frag_reader_stats_read,
};