diff mbox

[dpdk-dev,v2,07/13] port: added port_ring_reader stats

Message ID 1430395652-6852-8-git-send-email-michalx.k.jastrzebski@intel.com (mailing list archive)
State Changes Requested, archived
Headers

Commit Message

Michal Jastrzebski April 30, 2015, 12:07 p.m. UTC 
  From: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>

Added statistics for ring reader port.

Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>
---
 config/common_bsdapp            |    1 +
 config/common_linuxapp          |    1 +
 lib/librte_port/rte_port_ring.c |   39 ++++++++++++++++++++++++++++++++++++++-
 3 files changed, 40 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/config/common_bsdapp b/config/common_bsdapp
index e7a19d4..47165f9 100644
--- a/config/common_bsdapp
+++ b/config/common_bsdapp
@@ -388,6 +388,7 @@  CONFIG_RTE_PORT_ETHDEV_WRITER_STATS_COLLECT=n
 CONFIG_RTE_PORT_ETHDEV_WRITER_NODROP_STATS_COLLECT=n
 CONFIG_RTE_PORT_RING_READER_FRAG_STATS_COLLECT=n
 CONFIG_RTE_PORT_RING_WRITER_RAS_STATS_COLLECT=n
+CONFIG_RTE_PORT_RING_READER_STATS_COLLECT=n
 
 #
 # Compile librte_table
diff --git a/config/common_linuxapp b/config/common_linuxapp
index ff9898f..a6da86c 100644
--- a/config/common_linuxapp
+++ b/config/common_linuxapp
@@ -395,6 +395,7 @@  CONFIG_RTE_PORT_ETHDEV_WRITER_STATS_COLLECT=n
 CONFIG_RTE_PORT_ETHDEV_WRITER_NODROP_STATS_COLLECT=n
 CONFIG_RTE_PORT_RING_READER_FRAG_STATS_COLLECT=n
 CONFIG_RTE_PORT_RING_WRITER_RAS_STATS_COLLECT=n
+CONFIG_RTE_PORT_RING_READER_STATS_COLLECT=n
 
 #
 # Compile librte_table
diff --git a/lib/librte_port/rte_port_ring.c b/lib/librte_port/rte_port_ring.c
index 371bb1e..6c5b514 100644
--- a/lib/librte_port/rte_port_ring.c
+++ b/lib/librte_port/rte_port_ring.c
@@ -42,7 +42,23 @@ 
 /*
  * Port RING Reader
  */
+#ifdef RTE_PORT_RING_READER_STATS_COLLECT
+
+#define RTE_PORT_RING_READER_STATS_PKTS_IN_ADD(port, val) \
+	port->stats.n_pkts_in += val
+#define RTE_PORT_RING_READER_STATS_PKTS_DROP_ADD(port, val) \
+	port->stats.n_pkts_drop += val
+
+#else
+
+#define RTE_PORT_RING_READER_STATS_PKTS_IN_ADD(port, val)
+#define RTE_PORT_RING_READER_STATS_PKTS_DROP_ADD(port, val)
+
+#endif
+
 struct rte_port_ring_reader {
+	struct rte_port_in_stats stats;
+
 	struct rte_ring *ring;
 };
 
@@ -77,8 +93,12 @@  static int
 rte_port_ring_reader_rx(void *port, struct rte_mbuf **pkts, uint32_t n_pkts)
 {
 	struct rte_port_ring_reader *p = (struct rte_port_ring_reader *) port;
+	uint32_t nb_rx;
+
+	nb_rx = rte_ring_sc_dequeue_burst(p->ring, (void **) pkts, n_pkts);
+	RTE_PORT_RING_READER_STATS_PKTS_IN_ADD(p, nb_rx);
 
-	return rte_ring_sc_dequeue_burst(p->ring, (void **) pkts, n_pkts);
+	return nb_rx;
 }
 
 static int
@@ -94,6 +114,22 @@  rte_port_ring_reader_free(void *port)
 	return 0;
 }
 
+static int
+rte_port_ring_reader_stats_read(void *port,
+		struct rte_port_in_stats *stats, int clear)
+{
+	struct rte_port_ring_reader *p =
+		(struct rte_port_ring_reader *) port;
+
+	if (stats != NULL)
+		memcpy(stats, &p->stats, sizeof(p->stats));
+
+	if (clear)
+		memset(&p->stats, 0, sizeof(p->stats));
+
+	return 0;
+}
+
 /*
  * Port RING Writer
  */
@@ -503,6 +539,7 @@  struct rte_port_in_ops rte_port_ring_reader_ops = {
 	.f_create = rte_port_ring_reader_create,
 	.f_free = rte_port_ring_reader_free,
 	.f_rx = rte_port_ring_reader_rx,
+	.f_stats = rte_port_ring_reader_stats_read,
 };
 
 struct rte_port_out_ops rte_port_ring_writer_ops = {