1) Fix NULL pointer for hisi_ptt 2) Keep to advertise PERF_PMU_CAP_EXCLUSIVE. Such ptt pmus can only have one event scheduled at a time.
Junhao He (2): hwtracing: hisi_ptt: Add dummy callback pmu::read() hwtracing: hisi_ptt: Keep to advertise PERF_PMU_CAP_EXCLUSIVE
drivers/hwtracing/ptt/hisi_ptt.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)