diff options
Diffstat (limited to 'kernel/events')
| -rw-r--r-- | kernel/events/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index d9b0aad17..0f5207839 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -2938,7 +2938,7 @@ find_lively_task_by_vpid(pid_t vpid) /* Reuse ptrace permission checks for now. */ err = -EACCES; - if (!ptrace_may_access(task, PTRACE_MODE_READ)) + if (!ptrace_may_access(task, PTRACE_MODE_READ_REALCREDS)) goto errout; return task; @@ -5639,6 +5639,10 @@ static int perf_tp_filter_match(struct perf_event *event, { void *record = data->raw->data; + /* only top level events have filters set */ + if (event->parent) + event = event->parent; + if (likely(!event->filter) || filter_match_preds(event->filter, record)) return 1; return 0; |