diff options
| -rw-r--r-- | include/linux/perf_event.h | 1 | ||||
| -rw-r--r-- | kernel/events/core.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 0ab99c7b652d..3dc01cf98e16 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -255,6 +255,7 @@ struct pmu { struct module *module; struct device *dev; const struct attribute_group **attr_groups; + const struct attribute_group **attr_update; const char *name; int type; diff --git a/kernel/events/core.c b/kernel/events/core.c index 3005c80f621d..118ad1aef6af 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -9874,6 +9874,12 @@ static int pmu_dev_alloc(struct pmu *pmu) if (ret) goto del_dev; + if (pmu->attr_update) + ret = sysfs_update_groups(&pmu->dev->kobj, pmu->attr_update); + + if (ret) + goto del_dev; + out: return ret; |