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Date:   Wed, 25 Oct 2017 07:53:17 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Byungchul Park <byungchul.park@....com>
Cc:     peterz@...radead.org, axboe@...nel.dk, tglx@...utronix.de,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org, tj@...nel.org,
        johannes.berg@...el.com, oleg@...hat.com, amir73il@...il.com,
        david@...morbit.com, darrick.wong@...cle.com,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-block@...r.kernel.org, hch@...radead.org, idryomov@...il.com,
        kernel-team@....com
Subject: Re: [PATCH v3 2/8] lockdep: Introduce CROSSRELEASE_STACK_TRACE and
 make it not unwind as default


* Byungchul Park <byungchul.park@....com> wrote:

> On Tue, Oct 24, 2017 at 12:05:16PM +0200, Ingo Molnar wrote:
> > 
> > * Byungchul Park <byungchul.park@....com> wrote:
> > 
> > > Johan Hovold reported a performance regression by crossrelease like:
> > 
> > Pplease add Reported-by and Analyzed-by tags - you didn't even Cc: Johan!
> 
> Excuse me but, I am sure, whom is the issue analyzed by? Me?

Well, Johan tracked it all down for us, Thomas gave the right suggestion to fix 
the performance regression, so I meant something like:

  Reported-by: Johan Hovold <johan@...nel.org>
  Bisected-by: Johan Hovold <johan@...nel.org>
  Analyzed-by: Thomas Gleixner <tglx@...utronix.de>

Thanks,

	Ingo

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