linux-kernel - Re: [PATCH v0 1/2] perf: Copy parent's address filter offsets on clone

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Date:   Fri, 22 Feb 2019 11:54:42 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc:     Arnaldo Carvalho de Melo <acme@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
        jolsa@...hat.com, Mansour Alharthi <malharthi9@...ech.edu>
Subject: Re: [PATCH v0 1/2] perf: Copy parent's address filter offsets on
 clone

Em Fri, Feb 22, 2019 at 02:56:26PM +0200, Alexander Shishkin escreveu:
> Arnaldo Carvalho de Melo <acme@...hat.com> writes:
> 
> > Em Fri, Feb 15, 2019 at 01:56:54PM +0200, Alexander Shishkin escreveu:
> >> When a child event is allocated in the inherit_event() path, the VMA
> >> based filter offsets are not copied from the parent, even though the
> >> address space mapping of the new task remains the same, which leads
> >> to no trace for the new task until exec.
> >
> > Peter, I'm processing this one, ok? Ack?
> 
> Any news on this one?

Will process it now, was waiting for some ack from Peter.

- Arnaldo