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trace: add thread tracepoints

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Add the following thread related tracepoints.

- rte_eal_trace_thread_remote_launch()
- rte_eal_trace_thread_lcore_ready()

Signed-off-by: Jerin Jacob <jerinj@marvell.com>
Acked-by: David Marchand <david.marchand@redhat.com>
This commit is contained in:
Jerin Jacob 2020-04-23 00:33:37 +05:30 committed by David Marchand
parent 402321cfca
commit 0baa1e01c3
5 changed files with 43 additions and 8 deletions
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8
lib/librte_eal/common/eal_common_trace_points.c
View file

@ -35,6 +35,9 @@ RTE_TRACE_POINT_DEFINE(rte_eal_trace_memzone_reserve);
RTE_TRACE_POINT_DEFINE(rte_eal_trace_memzone_lookup);
RTE_TRACE_POINT_DEFINE(rte_eal_trace_memzone_free);
RTE_TRACE_POINT_DEFINE(rte_eal_trace_thread_remote_launch);
RTE_TRACE_POINT_DEFINE(rte_eal_trace_thread_lcore_ready);
RTE_INIT(eal_trace_init)
{
RTE_TRACE_POINT_REGISTER(rte_eal_trace_generic_void,
@ -90,4 +93,9 @@ RTE_INIT(eal_trace_init)
lib.eal.memzone.lookup);
RTE_TRACE_POINT_REGISTER(rte_eal_trace_memzone_free,
lib.eal.memzone.free);
RTE_TRACE_POINT_REGISTER(rte_eal_trace_thread_remote_launch,
lib.eal.thread.remote.launch);
RTE_TRACE_POINT_REGISTER(rte_eal_trace_thread_lcore_ready,
lib.eal.thread.lcore.ready);
}

12
lib/librte_eal/freebsd/eal_thread.c
View file

@ -20,8 +20,7 @@
#include <rte_per_lcore.h>
#include <rte_eal.h>
#include <rte_lcore.h>
#include <rte_trace.h>
#include <rte_trace_point.h>
#include <rte_eal_trace.h>
#include "eal_private.h"
#include "eal_thread.h"
@ -42,9 +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;
@ -64,7 +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_eal_trace_thread_remote_launch(f, arg, slave_id, rc);
return rc;
}
/* set affinity for current thread */
@ -127,6 +130,7 @@ eal_thread_loop(__rte_unused void *arg)
lcore_id, thread_id, cpuset, ret == 0 ? "" : "...");
__rte_trace_mem_per_thread_alloc();
rte_eal_trace_thread_lcore_ready(lcore_id, cpuset);
/* read on our pipe to get commands */
while (1) {

17
lib/librte_eal/include/rte_eal_trace.h
View file

@ -205,6 +205,23 @@ RTE_TRACE_POINT(
rte_trace_point_emit_int(rc);
)
/* Thread */
RTE_TRACE_POINT(
rte_eal_trace_thread_remote_launch,
RTE_TRACE_POINT_ARGS(int (*f)(void *), void *arg,
unsigned int slave_id, int rc),
rte_trace_point_emit_ptr(f);
rte_trace_point_emit_ptr(arg);
rte_trace_point_emit_u32(slave_id);
rte_trace_point_emit_int(rc);
)
RTE_TRACE_POINT(
rte_eal_trace_thread_lcore_ready,
RTE_TRACE_POINT_ARGS(unsigned int lcore_id, const char *cpuset),
rte_trace_point_emit_u32(lcore_id);
rte_trace_point_emit_string(cpuset);
)
#ifdef __cplusplus
}
#endif

12
lib/librte_eal/linux/eal_thread.c
View file

@ -20,8 +20,7 @@
#include <rte_per_lcore.h>
#include <rte_eal.h>
#include <rte_lcore.h>
#include <rte_trace.h>
#include <rte_trace_point.h>
#include <rte_eal_trace.h>
#include "eal_private.h"
#include "eal_thread.h"
@ -42,9 +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;
@ -64,7 +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_eal_trace_thread_remote_launch(f, arg, slave_id, rc);
return rc;
}
/* set affinity for current EAL thread */
@ -127,6 +130,7 @@ eal_thread_loop(__rte_unused void *arg)
lcore_id, (uintptr_t)thread_id, cpuset, ret == 0 ? "" : "...");
__rte_trace_mem_per_thread_alloc();
rte_eal_trace_thread_lcore_ready(lcore_id, cpuset);
/* read on our pipe to get commands */
while (1) {

2
lib/librte_eal/rte_eal_version.map
View file

@ -362,6 +362,8 @@ EXPERIMENTAL {
__rte_eal_trace_memzone_free;
__rte_eal_trace_memzone_lookup;
__rte_eal_trace_memzone_reserve;
__rte_eal_trace_thread_lcore_ready;
__rte_eal_trace_thread_remote_launch;
__rte_trace_mem_per_thread_alloc;
__rte_trace_point_emit_field;
__rte_trace_point_register;