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-rw-r--r--tools/perf/builtin-kvm.c4
-rw-r--r--tools/perf/builtin-record.c6
-rw-r--r--tools/perf/builtin-top.c4
-rw-r--r--tools/perf/builtin-trace.c4
-rw-r--r--tools/perf/tests/code-reading.c2
-rw-r--r--tools/perf/util/event.c50
-rw-r--r--tools/perf/util/event.h4
7 files changed, 42 insertions, 32 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index cd9f92078ab..f36e8209c30 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1550,10 +1550,10 @@ static int kvm_events_live(struct perf_kvm_stat *kvm,
perf_event__synthesize_thread_map(&kvm->tool,
kvm->evlist->threads,
perf_event__process,
- &kvm->session->machines.host);
+ &kvm->session->machines.host, false);
else
perf_event__synthesize_threads(&kvm->tool, perf_event__process,
- &kvm->session->machines.host);
+ &kvm->session->machines.host, false);
err = kvm_live_open_events(kvm);
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 15280b5e557..afb252cf6ec 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -482,11 +482,11 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
if (perf_target__has_task(&opts->target))
err = perf_event__synthesize_thread_map(tool, evsel_list->threads,
- process_synthesized_event,
- machine);
+ process_synthesized_event,
+ machine, opts->sample_address);
else if (perf_target__has_cpu(&opts->target))
err = perf_event__synthesize_threads(tool, process_synthesized_event,
- machine);
+ machine, opts->sample_address);
else /* command specified */
err = 0;
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 9acca8856cc..cc96d753db9 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -953,10 +953,10 @@ static int __cmd_top(struct perf_top *top)
if (perf_target__has_task(&opts->target))
perf_event__synthesize_thread_map(&top->tool, top->evlist->threads,
perf_event__process,
- &top->session->machines.host);
+ &top->session->machines.host, false);
else
perf_event__synthesize_threads(&top->tool, perf_event__process,
- &top->session->machines.host);
+ &top->session->machines.host, false);
ret = perf_top__start_counters(top);
if (ret)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 68943cad70d..277c2367e0c 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1343,10 +1343,10 @@ static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist)
if (perf_target__has_task(&trace->opts.target)) {
err = perf_event__synthesize_thread_map(&trace->tool, evlist->threads,
trace__tool_process,
- trace->host);
+ trace->host, false);
} else {
err = perf_event__synthesize_threads(&trace->tool, trace__tool_process,
- trace->host);
+ trace->host, false);
}
if (err)
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 49ccc3b2995..6d9dc198a20 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -441,7 +441,7 @@ static int do_test_code_reading(bool try_kcore)
}
ret = perf_event__synthesize_thread_map(NULL, threads,
- perf_event__process, machine);
+ perf_event__process, machine, false);
if (ret < 0) {
pr_debug("perf_event__synthesize_thread_map failed\n");
goto out_err;
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index ec9ae1114ed..6e3a846aed0 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -170,7 +170,8 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool,
union perf_event *event,
pid_t pid, pid_t tgid,
perf_event__handler_t process,
- struct machine *machine)
+ struct machine *machine,
+ bool mmap_data)
{
char filename[PATH_MAX];
FILE *fp;
@@ -188,10 +189,6 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool,
}
event->header.type = PERF_RECORD_MMAP;
- /*
- * Just like the kernel, see __perf_event_mmap in kernel/perf_event.c
- */
- event->header.misc = PERF_RECORD_MISC_USER;
while (1) {
char bf[BUFSIZ];
@@ -215,9 +212,17 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool,
if (n != 5)
continue;
+ /*
+ * Just like the kernel, see __perf_event_mmap in kernel/perf_event.c
+ */
+ event->header.misc = PERF_RECORD_MISC_USER;
- if (prot[2] != 'x')
- continue;
+ if (prot[2] != 'x') {
+ if (!mmap_data || prot[0] != 'r')
+ continue;
+
+ event->header.misc |= PERF_RECORD_MISC_MMAP_DATA;
+ }
if (!strcmp(execname, ""))
strcpy(execname, anonstr);
@@ -304,20 +309,21 @@ static int __event__synthesize_thread(union perf_event *comm_event,
pid_t pid, int full,
perf_event__handler_t process,
struct perf_tool *tool,
- struct machine *machine)
+ struct machine *machine, bool mmap_data)
{
pid_t tgid = perf_event__synthesize_comm(tool, comm_event, pid, full,
process, machine);
if (tgid == -1)
return -1;
return perf_event__synthesize_mmap_events(tool, mmap_event, pid, tgid,
- process, machine);
+ process, machine, mmap_data);
}
int perf_event__synthesize_thread_map(struct perf_tool *tool,
struct thread_map *threads,
perf_event__handler_t process,
- struct machine *machine)
+ struct machine *machine,
+ bool mmap_data)
{
union perf_event *comm_event, *mmap_event;
int err = -1, thread, j;
@@ -334,7 +340,8 @@ int perf_event__synthesize_thread_map(struct perf_tool *tool,
for (thread = 0; thread < threads->nr; ++thread) {
if (__event__synthesize_thread(comm_event, mmap_event,
threads->map[thread], 0,
- process, tool, machine)) {
+ process, tool, machine,
+ mmap_data)) {
err = -1;
break;
}
@@ -356,10 +363,10 @@ int perf_event__synthesize_thread_map(struct perf_tool *tool,
/* if not, generate events for it */
if (need_leader &&
- __event__synthesize_thread(comm_event,
- mmap_event,
- comm_event->comm.pid, 0,
- process, tool, machine)) {
+ __event__synthesize_thread(comm_event, mmap_event,
+ comm_event->comm.pid, 0,
+ process, tool, machine,
+ mmap_data)) {
err = -1;
break;
}
@@ -374,7 +381,7 @@ out:
int perf_event__synthesize_threads(struct perf_tool *tool,
perf_event__handler_t process,
- struct machine *machine)
+ struct machine *machine, bool mmap_data)
{
DIR *proc;
struct dirent dirent, *next;
@@ -404,7 +411,7 @@ int perf_event__synthesize_threads(struct perf_tool *tool,
* one thread couldn't be synthesized.
*/
__event__synthesize_thread(comm_event, mmap_event, pid, 1,
- process, tool, machine);
+ process, tool, machine, mmap_data);
}
err = 0;
@@ -528,19 +535,22 @@ int perf_event__process_lost(struct perf_tool *tool __maybe_unused,
size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp)
{
- return fprintf(fp, " %d/%d: [%#" PRIx64 "(%#" PRIx64 ") @ %#" PRIx64 "]: %s\n",
+ return fprintf(fp, " %d/%d: [%#" PRIx64 "(%#" PRIx64 ") @ %#" PRIx64 "]: %c %s\n",
event->mmap.pid, event->mmap.tid, event->mmap.start,
- event->mmap.len, event->mmap.pgoff, event->mmap.filename);
+ event->mmap.len, event->mmap.pgoff,
+ (event->header.misc & PERF_RECORD_MISC_MMAP_DATA) ? 'r' : 'x',
+ event->mmap.filename);
}
size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp)
{
return fprintf(fp, " %d/%d: [%#" PRIx64 "(%#" PRIx64 ") @ %#" PRIx64
- " %02x:%02x %"PRIu64" %"PRIu64"]: %s\n",
+ " %02x:%02x %"PRIu64" %"PRIu64"]: %c %s\n",
event->mmap2.pid, event->mmap2.tid, event->mmap2.start,
event->mmap2.len, event->mmap2.pgoff, event->mmap2.maj,
event->mmap2.min, event->mmap2.ino,
event->mmap2.ino_generation,
+ (event->header.misc & PERF_RECORD_MISC_MMAP_DATA) ? 'r' : 'x',
event->mmap2.filename);
}
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index f8d70f3003a..30fec9901e4 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -208,10 +208,10 @@ typedef int (*perf_event__handler_t)(struct perf_tool *tool,
int perf_event__synthesize_thread_map(struct perf_tool *tool,
struct thread_map *threads,
perf_event__handler_t process,
- struct machine *machine);
+ struct machine *machine, bool mmap_data);
int perf_event__synthesize_threads(struct perf_tool *tool,
perf_event__handler_t process,
- struct machine *machine);
+ struct machine *machine, bool mmap_data);
int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,
perf_event__handler_t process,
struct machine *machine,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-22 00:44:20 +0000