[PATCH 2/4] perf tools: Mark ksymbol dsos with kernel type

From: Jiri Olsa
Date: Mon Feb 10 2020 - 09:32:35 EST


We add ksymbol map into machine->kmaps, so it needs to be
created as 'struct kmap', which is dependent on its dso
having kernel type.

Reported-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxx>
Tested-by: Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxx>
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/util/machine.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index e3e5490f6de5..0a43dc83d7b2 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -727,8 +727,14 @@ static int machine__process_ksymbol_register(struct machine *machine,
struct map *map = maps__find(&machine->kmaps, event->ksymbol.addr);

if (!map) {
- map = dso__new_map(event->ksymbol.name);
- if (!map)
+ struct dso *dso = dso__new(event->ksymbol.name);
+
+ if (dso) {
+ dso->kernel = DSO_TYPE_KERNEL;
+ map = map__new2(0, dso);
+ }
+
+ if (!dso || !map)
return -ENOMEM;

map->start = event->ksymbol.addr;
--
2.24.1