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Merge remote-tracking branch 'torvalds/master' into perf/core
[linux-2.6-microblaze.git]
/
tools
/
perf
/
builtin-record.c
diff --git
a/tools/perf/builtin-record.c
b/tools/perf/builtin-record.c
index
bc3dd37
..
71efe65
100644
(file)
--- a/
tools/perf/builtin-record.c
+++ b/
tools/perf/builtin-record.c
@@
-2733,6
+2733,12
@@
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;