Leverages the PERF_RECORD_MISC_MMAP_DATA bit in
the RECORD_MMAP record header. When the bit is set
then the mapping type is set to MAP__VARIABLE.
Signed-off-by: Stephane Eranian <eran...@google.com>
---
tools/perf/util/machine.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 1f09d05..d1c3e48 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -379,6 +379,7 @@ int machine__process_mmap_event(struct machine *machine,
union perf_event *event
u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
struct thread *thread;
struct map *map;
+ enum map_type type;
int ret = 0;
if (dump_trace)
@@ -395,10 +396,17 @@ int machine__process_mmap_event(struct machine *machine,
union perf_event *event
thread = machine__findnew_thread(machine, event->mmap.pid);
if (thread == NULL)
goto out_problem;
+
+ if (event->header.misc & PERF_RECORD_MISC_MMAP_DATA)
+ type = MAP__VARIABLE;
+ else
+ type = MAP__FUNCTION;
+
map = map__new(&machine->user_dsos, event->mmap.start,
event->mmap.len, event->mmap.pgoff,
event->mmap.pid, event->mmap.filename,
- MAP__FUNCTION);
+ type);
+
if (map == NULL)
goto out_problem;
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
