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authorJiri Olsa <jolsa@redhat.com>2020-02-10 21:08:47 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-02-11 16:41:49 -0300
commit4a4eb6154d67f7766cc7eb74e9f1db424073e832 (patch)
treef546cf1252a955bc2e1f8f63f585ace2a8c5e9cc
parent02213cec64bbef66d7ad9ddc3b7c47236da64343 (diff)
downloadlinux-4a4eb6154d67f7766cc7eb74e9f1db424073e832.tar.bz2
perf maps: Mark ksymbol DSOs with kernel type
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@linux.ibm.com> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com> Tested-by: Kim Phillips <kim.phillips@amd.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lore.kernel.org/lkml/20200210200847.GA36715@krava Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/machine.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index e3e5490f6de5..0ad026561c7f 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -727,9 +727,17 @@ 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) {
+ dso__put(dso);
return -ENOMEM;
+ }
map->start = event->ksymbol.addr;
map->end = map->start + event->ksymbol.len;