[PATCH V6 01/12] perf tools: add debug prints
It is useful to see the arguments to perf_event_open
and whether the perf events ring buffer was mmapped
per-cpu or per-thread. That information will now be
displayed when verbose is 2 i.e option -vv
Signed-off-by: Adrian Hunter
Acked-by: Jiri Olsa
---
tools/perf/util/evlist.c | 3 +++
tools/perf/util/evsel.c | 58
2 files changed, 61 insertions(+)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 42ea4e9..2b77b33 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -14,6 +14,7 @@
#include "target.h"
#include "evlist.h"
#include "evsel.h"
+#include "debug.h"
#include
#include "parse-events.h"
@@ -454,6 +455,7 @@ static int perf_evlist__mmap_per_cpu(struct perf_evlist
*evlist, int prot, int m
int nr_cpus = cpu_map__nr(evlist->cpus);
int nr_threads = thread_map__nr(evlist->threads);
+ pr_debug2("perf event ring buffer mmapped per cpu\n");
for (cpu = 0; cpu < nr_cpus; cpu++) {
int output = -1;
@@ -492,6 +494,7 @@ static int perf_evlist__mmap_per_thread(struct perf_evlist
*evlist, int prot, in
int thread;
int nr_threads = thread_map__nr(evlist->threads);
+ pr_debug2("perf event ring buffer mmapped per thread\n");
for (thread = 0; thread < nr_threads; thread++) {
int output = -1;
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a635461..0b9c4fd 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -21,6 +21,7 @@
#include "thread_map.h"
#include "target.h"
#include "perf_regs.h"
+#include "debug.h"
static struct {
bool sample_id_all;
@@ -817,6 +818,58 @@ static int get_group_fd(struct perf_evsel *evsel, int cpu,
int thread)
return fd;
}
+static size_t perf_event_attr__fprintf(struct perf_event_attr *attr, FILE *fp)
+{
+ size_t ret;
+
+ ret = fprintf(fp,
"\n");
+ ret += fprintf(fp, "perf_event_attr:\n");
+ ret += fprintf(fp, " type%u\n", attr->type);
+ ret += fprintf(fp, " size%u\n", attr->size);
+ ret += fprintf(fp, " config %#"PRIx64"\n",
(uint64_t)attr->config);
+ ret += fprintf(fp, " sample_period %"PRIu64"\n",
(uint64_t)attr->sample_period);
+ ret += fprintf(fp, " sample_freq %"PRIu64"\n",
(uint64_t)attr->sample_freq);
+ ret += fprintf(fp, " sample_type %#"PRIx64"\n",
(uint64_t)attr->sample_type);
+ ret += fprintf(fp, " read_format %#"PRIx64"\n",
(uint64_t)attr->read_format);
+
+ ret += fprintf(fp, " disabled%u", attr->disabled);
+ ret += fprintf(fp, "inherit %u\n", attr->inherit);
+ ret += fprintf(fp, " pinned %u", attr->pinned);
+ ret += fprintf(fp, "exclusive %u\n", attr->exclusive);
+ ret += fprintf(fp, " exclude_user%u", attr->exclude_user);
+ ret += fprintf(fp, "exclude_kernel %u\n", attr->exclude_kernel);
+ ret += fprintf(fp, " exclude_hv %u", attr->exclude_hv);
+ ret += fprintf(fp, "exclude_idle%u\n", attr->exclude_idle);
+ ret += fprintf(fp, " mmap%u", attr->mmap);
+ ret += fprintf(fp, "comm%u\n", attr->comm);
+ ret += fprintf(fp, " freq%u", attr->freq);
+ ret += fprintf(fp, "inherit_stat%u\n", attr->inherit_stat);
+ ret += fprintf(fp, " enable_on_exec %u",
attr->enable_on_exec);
+ ret += fprintf(fp, "task%u\n", attr->task);
+ ret += fprintf(fp, " watermark %u", attr->watermark);
+ ret += fprintf(fp, "precise_ip %u\n", attr->precise_ip);
+ ret += fprintf(fp, " mmap_data %u", attr->mmap_data);
+ ret += fprintf(fp, "sample_id_all %u\n", attr->sample_id_all);
+ ret += fprintf(fp, " exclude_host%u", attr->exclude_host);
+ ret += fprintf(fp, "exclude_guest %u\n", attr->exclude_guest);
+ ret += fprintf(fp, " excl.callchain.kern %u",
attr->exclude_callchain_kernel);
+ ret += fprintf(fp, "excl.callchain.user %u\n",
attr->exclude_callchain_user);
+
+ ret += fprintf(fp, " wakeup_events %u\n", attr->wakeup_events);
+ ret += fprintf(fp, " wakeup_watermark%u\n",
attr->wakeup_watermark);
+ ret += fprintf(fp, " bp_type %#x\n", attr->bp_type);
+ ret += fprintf(fp, " bp_addr %#"PRIx64"\n",
(uint64_t)attr->bp_addr);
+ ret += fprintf(fp, " config1 %#"PRIx64"\n",
(uint64_t)attr->config1);
+ ret += fprintf(fp, " bp_len %"PRIu64"\n",
(uint64_t)attr->bp_len);
+ ret += fprintf(fp, " config2 %#"PRIx64"\n",
(uint64_t)attr->config2);
+ ret +=
[PATCH V6 01/12] perf tools: add debug prints
It is useful to see the arguments to perf_event_open
and whether the perf events ring buffer was mmapped
per-cpu or per-thread. That information will now be
displayed when verbose is 2 i.e option -vv
Signed-off-by: Adrian Hunter adrian.hun...@intel.com
Acked-by: Jiri Olsa jo...@redhat.com
---
tools/perf/util/evlist.c | 3 +++
tools/perf/util/evsel.c | 58
2 files changed, 61 insertions(+)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 42ea4e9..2b77b33 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -14,6 +14,7 @@
#include target.h
#include evlist.h
#include evsel.h
+#include debug.h
#include unistd.h
#include parse-events.h
@@ -454,6 +455,7 @@ static int perf_evlist__mmap_per_cpu(struct perf_evlist
*evlist, int prot, int m
int nr_cpus = cpu_map__nr(evlist-cpus);
int nr_threads = thread_map__nr(evlist-threads);
+ pr_debug2(perf event ring buffer mmapped per cpu\n);
for (cpu = 0; cpu nr_cpus; cpu++) {
int output = -1;
@@ -492,6 +494,7 @@ static int perf_evlist__mmap_per_thread(struct perf_evlist
*evlist, int prot, in
int thread;
int nr_threads = thread_map__nr(evlist-threads);
+ pr_debug2(perf event ring buffer mmapped per thread\n);
for (thread = 0; thread nr_threads; thread++) {
int output = -1;
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index a635461..0b9c4fd 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -21,6 +21,7 @@
#include thread_map.h
#include target.h
#include perf_regs.h
+#include debug.h
static struct {
bool sample_id_all;
@@ -817,6 +818,58 @@ static int get_group_fd(struct perf_evsel *evsel, int cpu,
int thread)
return fd;
}
+static size_t perf_event_attr__fprintf(struct perf_event_attr *attr, FILE *fp)
+{
+ size_t ret;
+
+ ret = fprintf(fp,
\n);
+ ret += fprintf(fp, perf_event_attr:\n);
+ ret += fprintf(fp, type%u\n, attr-type);
+ ret += fprintf(fp, size%u\n, attr-size);
+ ret += fprintf(fp, config %#PRIx64\n,
(uint64_t)attr-config);
+ ret += fprintf(fp, sample_period %PRIu64\n,
(uint64_t)attr-sample_period);
+ ret += fprintf(fp, sample_freq %PRIu64\n,
(uint64_t)attr-sample_freq);
+ ret += fprintf(fp, sample_type %#PRIx64\n,
(uint64_t)attr-sample_type);
+ ret += fprintf(fp, read_format %#PRIx64\n,
(uint64_t)attr-read_format);
+
+ ret += fprintf(fp, disabled%u, attr-disabled);
+ ret += fprintf(fp, inherit %u\n, attr-inherit);
+ ret += fprintf(fp, pinned %u, attr-pinned);
+ ret += fprintf(fp, exclusive %u\n, attr-exclusive);
+ ret += fprintf(fp, exclude_user%u, attr-exclude_user);
+ ret += fprintf(fp, exclude_kernel %u\n, attr-exclude_kernel);
+ ret += fprintf(fp, exclude_hv %u, attr-exclude_hv);
+ ret += fprintf(fp, exclude_idle%u\n, attr-exclude_idle);
+ ret += fprintf(fp, mmap%u, attr-mmap);
+ ret += fprintf(fp, comm%u\n, attr-comm);
+ ret += fprintf(fp, freq%u, attr-freq);
+ ret += fprintf(fp, inherit_stat%u\n, attr-inherit_stat);
+ ret += fprintf(fp, enable_on_exec %u,
attr-enable_on_exec);
+ ret += fprintf(fp, task%u\n, attr-task);
+ ret += fprintf(fp, watermark %u, attr-watermark);
+ ret += fprintf(fp, precise_ip %u\n, attr-precise_ip);
+ ret += fprintf(fp, mmap_data %u, attr-mmap_data);
+ ret += fprintf(fp, sample_id_all %u\n, attr-sample_id_all);
+ ret += fprintf(fp, exclude_host%u, attr-exclude_host);
+ ret += fprintf(fp, exclude_guest %u\n, attr-exclude_guest);
+ ret += fprintf(fp, excl.callchain.kern %u,
attr-exclude_callchain_kernel);
+ ret += fprintf(fp, excl.callchain.user %u\n,
attr-exclude_callchain_user);
+
+ ret += fprintf(fp, wakeup_events %u\n, attr-wakeup_events);
+ ret += fprintf(fp, wakeup_watermark%u\n,
attr-wakeup_watermark);
+ ret += fprintf(fp, bp_type %#x\n, attr-bp_type);
+ ret += fprintf(fp, bp_addr %#PRIx64\n,
(uint64_t)attr-bp_addr);
+ ret += fprintf(fp, config1 %#PRIx64\n,
(uint64_t)attr-config1);
+ ret += fprintf(fp, bp_len %PRIu64\n,
(uint64_t)attr-bp_len);
+ ret += fprintf(fp, config2 %#PRIx64\n,
(uint64_t)attr-config2);
+ ret += fprintf(fp, branch_sample_type %#PRIx64\n,
(uint64_t)attr-branch_sample_type);
+ ret += fprintf(fp,
