aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/builtin-record.c
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2021-06-23 10:07:48 +1000
committerDave Airlie <airlied@redhat.com>2021-06-23 10:07:48 +1000
commitf45fbbb6d5cff29ddfc708676ec1c2496eed3a07 (patch)
tree5496fee9f6b10da368aa49b03612061156e42d2f /tools/perf/builtin-record.c
parentd472b36efbf8a27dc8a80519db8b5a8caffe42b6 (diff)
parent13311e74253fe64329390df80bed3f07314ddd61 (diff)
Backmerge tag 'v5.13-rc7' into drm-next
Backmerge Linux 5.13-rc7 to make some pulls from later bases apply, and to bake in the conflicts so far.
Diffstat (limited to 'tools/perf/builtin-record.c')
-rw-r--r--tools/perf/builtin-record.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 3337b5f93336..84803abeb942 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -2714,6 +2714,12 @@ int cmd_record(int argc, const char **argv)
rec->no_buildid = true;
}
+ if (rec->opts.record_cgroup && !perf_can_record_cgroup()) {
+ pr_err("Kernel has no cgroup sampling support.\n");
+ err = -EINVAL;
+ goto out_opts;
+ }
+
if (rec->opts.kcore)
rec->data.is_dir = true;