linux-kernel - Re: [PATCH v3 3/3] perf tool: add cgroup identifier entry in perf report

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Date:   Wed, 14 Dec 2016 22:33:21 +0530
From:   Hari Bathini <hbathini@...ux.vnet.ibm.com>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     ast@...com, lkml <linux-kernel@...r.kernel.org>, acme@...nel.org,
        alexander.shishkin@...ux.intel.com, mingo@...hat.com,
        daniel@...earbox.net, rostedt@...dmis.org,
        Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>,
        sargun@...gun.me, Aravinda Prasad <aravinda@...ux.vnet.ibm.com>,
        brendan.d.gregg@...il.com
Subject: Re: [PATCH v3 3/3] perf tool: add cgroup identifier entry in perf
 report



On Wednesday 14 December 2016 09:22 PM, Eric W. Biederman wrote:
> Peter Zijlstra <peterz@...radead.org> writes:
>
>> On Wed, Dec 14, 2016 at 08:56:43AM +1300, Eric W. Biederman wrote:
>>> I would just make the identifier a structure containing the
>>> device number and the inode number.  It didn't look like perf required
>>> the identifier to be a simple integer.
>> Right, perf doesn't care at all here, its just a transport.
> perf report?  In that case I think perf cares enough to know there is
> some identifier it is reporting things by.

Let me post v4 with this change..

Thanks
Hari