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Diffstat (limited to 'arch/sh/kernel/perf_event.c')
| -rw-r--r-- | arch/sh/kernel/perf_event.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c index 10b14e3a7eb..068b8a2759b 100644 --- a/arch/sh/kernel/perf_event.c +++ b/arch/sh/kernel/perf_event.c @@ -310,6 +310,10 @@ static int sh_pmu_event_init(struct perf_event *event) { int err; + /* does not support taken branch sampling */ + if (has_branch_stack(event)) + return -EOPNOTSUPP; + switch (event->attr.type) { case PERF_TYPE_RAW: case PERF_TYPE_HW_CACHE: |