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SubjectRe: [PATCH 1/9] perf/core: Add PERF_RECORD_CGROUP event
Hi Peter,

On Wed, Aug 28, 2019 at 6:45 PM Peter Zijlstra <peterz@infradead.org> wrote:
>
> On Wed, Aug 28, 2019 at 04:31:22PM +0900, Namhyung Kim wrote:
> > To support cgroup tracking, add CGROUP event to save a link between
> > cgroup path and inode number. The attr.cgroup bit was also added to
> > enable cgroup tracking from userspace.
> >
> > This event will be generated when a new cgroup becomes active.
> > Userspace might need to synthesize those events for existing cgroups.
> >
> > As aux_output change is also going on, I just added the bit here as
> > well to remove possible conflicts later.
>
> Why do we want this?

I saw below [1] and thought you have the patch introduced aux_output
and it's gonna to be merged soon.
Also the tooling patches are already in the acme/perf/core
so I just wanted to avoid conflicts.

Anyway, I'm ok with changing it. Will remove in v2.

Thanks
Namhyung

[1] https://lkml.org/lkml/2019/8/6/586

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