DPDK patches and discussions
 help / color / mirror / Atom feed
From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <shemming@brocade.com>
Subject: [dpdk-dev] [PATCH v2 4/7] rte_sched: don't clear statistics when read
Date: Wed,  4 Feb 2015 22:13:58 -0800	[thread overview]
Message-ID: <1423116841-19799-4-git-send-email-stephen@networkplumber.org> (raw)

From: Stephen Hemminger <shemming@brocade.com>

Make rte_sched statistics API work like the ethernet statistics API.
Don't auto-clear statistics.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 lib/librte_sched/rte_sched.c | 30 ++++++++++++++++++++++++++++++
 lib/librte_sched/rte_sched.h | 29 +++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)

diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c
index 8cb8bf1..d891e50 100644
--- a/lib/librte_sched/rte_sched.c
+++ b/lib/librte_sched/rte_sched.c
@@ -935,6 +935,21 @@ rte_sched_subport_read_stats(struct rte_sched_port *port,
 }
 
 int
+rte_sched_subport_stats_reset(struct rte_sched_port *port,
+			      uint32_t subport_id)
+{
+	struct rte_sched_subport *s;
+
+	/* Check user parameters */
+	if (port == NULL || subport_id >= port->n_subports_per_port)
+		return -1;
+
+	s = port->subport + subport_id;
+	memset(&s->stats, 0, sizeof(struct rte_sched_subport_stats));
+	return 0;
+}
+
+int
 rte_sched_queue_read_stats(struct rte_sched_port *port,
 	uint32_t queue_id,
 	struct rte_sched_queue_stats *stats,
@@ -963,6 +978,21 @@ rte_sched_queue_read_stats(struct rte_sched_port *port,
 	return 0;
 }
 
+int
+rte_sched_queue_stats_reset(struct rte_sched_port *port,
+			    uint32_t queue_id)
+{
+	struct rte_sched_queue_extra *qe;
+
+	/* Check user parameters */
+	if (port == NULL || queue_id >= rte_sched_port_queues_per_port(port))
+		return -1;
+
+	qe = port->queue_extra + queue_id;
+	memset(&qe->stats, 0, sizeof(struct rte_sched_queue_stats));
+	return 0;
+}
+
 static inline uint32_t
 rte_sched_port_qindex(struct rte_sched_port *port, uint32_t subport, uint32_t pipe, uint32_t traffic_class, uint32_t queue)
 {
diff --git a/lib/librte_sched/rte_sched.h b/lib/librte_sched/rte_sched.h
index e9bf18a..3d007e4 100644
--- a/lib/librte_sched/rte_sched.h
+++ b/lib/librte_sched/rte_sched.h
@@ -317,6 +317,21 @@ rte_sched_subport_read_stats(struct rte_sched_port *port,
 	struct rte_sched_subport_stats *stats,
 	uint32_t *tc_ov);
 
+
+/**
+ * Hierarchical scheduler subport statistics reset
+ *
+ * @param port
+ *   Handle to port scheduler instance
+ * @param subport_id
+ *   Subport ID
+ * @return
+ *   0 upon success, error code otherwise
+ */
+int
+rte_sched_subport_stats_reset(struct rte_sched_port *port,
+			      uint32_t subport_id);
+
 /**
  * Hierarchical scheduler queue statistics read
  *
@@ -338,6 +353,20 @@ rte_sched_queue_read_stats(struct rte_sched_port *port,
 	struct rte_sched_queue_stats *stats,
 	uint16_t *qlen);
 
+/**
+ * Hierarchical scheduler queue statistics reset
+ *
+ * @param port
+ *   Handle to port scheduler instance
+ * @param queue_id
+ *   Queue ID within port scheduler
+ * @return
+ *   0 upon success, error code otherwise
+ */
+int
+rte_sched_queue_stats_reset(struct rte_sched_port *port,
+			    uint32_t queue_id);
+
 /*
  * Run-time
  *
-- 
2.1.4

             reply	other threads:[~2015-02-05  6:14 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-05  6:13 Stephen Hemminger [this message]
2015-02-05  6:13 ` [dpdk-dev] [PATCH v2 5/7] rte_sched: don't put tabs in log messages Stephen Hemminger
2015-02-20 18:33   ` Dumitrescu, Cristian
2015-02-05  6:14 ` [dpdk-dev] [PATCH v2 6/7] rte_sched: eliminate floating point in calculating byte clock Stephen Hemminger
2015-02-16 22:44   ` Dumitrescu, Cristian
2015-02-17 16:05     ` Stephen Hemminger
2015-02-05  6:14 ` [dpdk-dev] [PATCH v2 7/7] rte_sched: rearrange data structures Stephen Hemminger
2015-02-20 18:43   ` Dumitrescu, Cristian
2015-02-05 12:43 ` [dpdk-dev] [PATCH v2 4/7] rte_sched: don't clear statistics when read Neil Horman
2015-02-23 23:51   ` Thomas Monjalon
     [not found]   ` <fa17ab0c3bc041b88e18d3d76a255f13@HQ1WP-EXMB11.corp.brocade.com>
2015-02-24 19:18     ` Stephen Hemminger
2015-02-24 20:06       ` Thomas Monjalon
2015-02-25 17:29         ` Dumitrescu, Cristian
2015-03-10 13:55         ` Thomas Monjalon
2015-02-09 22:48 ` Dumitrescu, Cristian
2015-02-09 22:55   ` Stephen Hemminger
2015-02-20 18:32     ` Dumitrescu, Cristian
2015-02-20 19:52       ` Stephen Hemminger
2015-02-20 20:23         ` Dumitrescu, Cristian
2015-02-20 21:01           ` Thomas Monjalon
2015-02-20 21:28             ` Dumitrescu, Cristian
2015-02-21  1:53               ` Stephen Hemminger
2015-02-23 12:06                 ` Dumitrescu, Cristian
2015-02-09 23:46   ` Neil Horman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1423116841-19799-4-git-send-email-stephen@networkplumber.org \
    --to=stephen@networkplumber.org \
    --cc=dev@dpdk.org \
    --cc=shemming@brocade.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).