[dpdk-dev] [PATCH v1 20/32] eal/trace: add thread tracepoints
jerinj at marvell.com
jerinj at marvell.com
Wed Mar 18 20:02:29 CET 2020
From: Jerin Jacob <jerinj at marvell.com>
Add the following thread related tracepoints.
rte_trace_lib_eal_thread_remote_launch;
rte_trace_lib_eal_thread_lcore_ready;
Signed-off-by: Jerin Jacob <jerinj at marvell.com>
---
lib/librte_eal/common/eal_common_trace_points.c | 9 +++++++++
lib/librte_eal/common/include/rte_trace_eal.h | 14 ++++++++++++++
lib/librte_eal/freebsd/eal/eal_thread.c | 11 ++++++++---
lib/librte_eal/linux/eal/eal_thread.c | 11 ++++++++---
lib/librte_eal/rte_eal_version.map | 2 ++
5 files changed, 41 insertions(+), 6 deletions(-)
diff --git a/lib/librte_eal/common/eal_common_trace_points.c b/lib/librte_eal/common/eal_common_trace_points.c
index aeaeac061..2c0b72b5c 100644
--- a/lib/librte_eal/common/eal_common_trace_points.c
+++ b/lib/librte_eal/common/eal_common_trace_points.c
@@ -35,6 +35,9 @@ RTE_TRACE_POINT_DEFINE(rte_trace_lib_eal_memzone_reserve);
RTE_TRACE_POINT_DEFINE(rte_trace_lib_eal_memzone_lookup);
RTE_TRACE_POINT_DEFINE(rte_trace_lib_eal_memzone_free);
+RTE_TRACE_POINT_DEFINE(rte_trace_lib_eal_thread_remote_launch);
+RTE_TRACE_POINT_DEFINE(rte_trace_lib_eal_thread_lcore_ready);
+
RTE_INIT(eal_trace_init)
{
RTE_TRACE_POINT_REGISTER(rte_trace_lib_eal_generic_void,
@@ -90,4 +93,10 @@ RTE_INIT(eal_trace_init)
lib.eal.memzone.lookup, INFO);
RTE_TRACE_POINT_REGISTER(rte_trace_lib_eal_memzone_free,
lib.eal.memzone.free, INFO);
+
+ RTE_TRACE_POINT_REGISTER(rte_trace_lib_eal_thread_remote_launch,
+ lib.eal.thread.remote.launch, INFO);
+ RTE_TRACE_POINT_REGISTER(rte_trace_lib_eal_thread_lcore_ready,
+ lib.eal.thread.lcore.ready, INFO);
+
}
diff --git a/lib/librte_eal/common/include/rte_trace_eal.h b/lib/librte_eal/common/include/rte_trace_eal.h
index 316bc8c97..82e08809b 100644
--- a/lib/librte_eal/common/include/rte_trace_eal.h
+++ b/lib/librte_eal/common/include/rte_trace_eal.h
@@ -191,6 +191,20 @@ RTE_TRACE_POINT(
rte_trace_ctf_int(rc);
)
+/* Thread */
+RTE_TRACE_POINT(
+ rte_trace_lib_eal_thread_remote_launch,
+ RTE_TRACE_POINT_ARGS(int (*f)(void *), void *arg,
+ unsigned int slave_id, int rc),
+ rte_trace_ctf_ptr(f); rte_trace_ctf_ptr(arg);
+ rte_trace_ctf_u32(slave_id); rte_trace_ctf_int(rc);
+)
+RTE_TRACE_POINT(
+ rte_trace_lib_eal_thread_lcore_ready,
+ RTE_TRACE_POINT_ARGS(unsigned int lcore_id, const char *cpuset),
+ rte_trace_ctf_u32(lcore_id); rte_trace_ctf_string(cpuset);
+)
+
#ifdef __cplusplus
}
diff --git a/lib/librte_eal/freebsd/eal/eal_thread.c b/lib/librte_eal/freebsd/eal/eal_thread.c
index aaccb4926..66b0765cf 100644
--- a/lib/librte_eal/freebsd/eal/eal_thread.c
+++ b/lib/librte_eal/freebsd/eal/eal_thread.c
@@ -20,7 +20,7 @@
#include <rte_per_lcore.h>
#include <rte_eal.h>
#include <rte_lcore.h>
-#include <rte_trace.h>
+#include <rte_trace_eal.h>
#include "eal_private.h"
#include "eal_thread.h"
@@ -41,9 +41,10 @@ rte_eal_remote_launch(int (*f)(void *), void *arg, unsigned slave_id)
char c = 0;
int m2s = lcore_config[slave_id].pipe_master2slave[1];
int s2m = lcore_config[slave_id].pipe_slave2master[0];
+ int rc = -EBUSY;
if (lcore_config[slave_id].state != WAIT)
- return -EBUSY;
+ goto finish;
lcore_config[slave_id].f = f;
lcore_config[slave_id].arg = arg;
@@ -63,7 +64,10 @@ rte_eal_remote_launch(int (*f)(void *), void *arg, unsigned slave_id)
if (n <= 0)
rte_panic("cannot read on configuration pipe\n");
- return 0;
+ rc = 0;
+finish:
+ rte_trace_lib_eal_thread_remote_launch(f, arg, slave_id, rc);
+ return rc;
}
/* set affinity for current thread */
@@ -126,6 +130,7 @@ eal_thread_loop(__attribute__((unused)) void *arg)
lcore_id, thread_id, cpuset, ret == 0 ? "" : "...");
__rte_trace_mem_per_thread_alloc();
+ rte_trace_lib_eal_thread_lcore_ready(lcore_id, cpuset);
/* read on our pipe to get commands */
while (1) {
diff --git a/lib/librte_eal/linux/eal/eal_thread.c b/lib/librte_eal/linux/eal/eal_thread.c
index 45f4dce44..afadbcbd7 100644
--- a/lib/librte_eal/linux/eal/eal_thread.c
+++ b/lib/librte_eal/linux/eal/eal_thread.c
@@ -20,7 +20,7 @@
#include <rte_per_lcore.h>
#include <rte_eal.h>
#include <rte_lcore.h>
-#include <rte_trace.h>
+#include <rte_trace_eal.h>
#include "eal_private.h"
#include "eal_thread.h"
@@ -41,9 +41,10 @@ rte_eal_remote_launch(int (*f)(void *), void *arg, unsigned slave_id)
char c = 0;
int m2s = lcore_config[slave_id].pipe_master2slave[1];
int s2m = lcore_config[slave_id].pipe_slave2master[0];
+ int rc = -EBUSY;
if (lcore_config[slave_id].state != WAIT)
- return -EBUSY;
+ goto finish;
lcore_config[slave_id].f = f;
lcore_config[slave_id].arg = arg;
@@ -63,7 +64,10 @@ rte_eal_remote_launch(int (*f)(void *), void *arg, unsigned slave_id)
if (n <= 0)
rte_panic("cannot read on configuration pipe\n");
- return 0;
+ rc = 0;
+finish:
+ rte_trace_lib_eal_thread_remote_launch(f, arg, slave_id, rc);
+ return rc;
}
/* set affinity for current EAL thread */
@@ -126,6 +130,7 @@ eal_thread_loop(__attribute__((unused)) void *arg)
lcore_id, (uintptr_t)thread_id, cpuset, ret == 0 ? "" : "...");
__rte_trace_mem_per_thread_alloc();
+ rte_trace_lib_eal_thread_lcore_ready(lcore_id, cpuset);
/* read on our pipe to get commands */
while (1) {
diff --git a/lib/librte_eal/rte_eal_version.map b/lib/librte_eal/rte_eal_version.map
index 8a716be9e..dc9241919 100644
--- a/lib/librte_eal/rte_eal_version.map
+++ b/lib/librte_eal/rte_eal_version.map
@@ -390,4 +390,6 @@ EXPERIMENTAL {
__rte_trace_lib_eal_memzone_reserve;
__rte_trace_lib_eal_memzone_lookup;
__rte_trace_lib_eal_memzone_free;
+ __rte_trace_lib_eal_thread_remote_launch;
+ __rte_trace_lib_eal_thread_lcore_ready;
};
--
2.25.1
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