perf: Apply PERF_EVENT_IOC_MODIFY_ATTRIBUTES to children
As with other ioctls (such as PERF_EVENT_IOC_{ENABLE,DISABLE}), fix up handling of PERF_EVENT_IOC_MODIFY_ATTRIBUTES to also apply to children. Suggested-by:Dmitry Vyukov <dvyukov@google.com> Signed-off-by:
Marco Elver <elver@google.com> Signed-off-by:
Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by:
Dmitry Vyukov <dvyukov@google.com> Link: https://lkml.kernel.org/r/20210408103605.1676875-3-elver@google.com
parent
ef54c1a4
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