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SubjectRe: [PATCH 2/9] perf/core: Add PERF_SAMPLE_CGROUP feature
On Fri, Dec 20, 2019 at 05:48:02PM +0100, Peter Zijlstra wrote:
> That assumes the cgroup is still in existence, which might not be the
> case I presume.

Yeah, if the cgroup is already gone by the time the first event is
looked up, this wouldn't work.

--
tejun

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