linux-kernel - Re: [PATCH v1 2/3] regmap: trace: Remove explicit castings

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Message-ID: <YxDGqdzv3uvEgALv@sirena.org.uk>
Date:   Thu, 1 Sep 2022 15:50:17 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Andy Shevchenko <andy.shevchenko@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Dmitry Rokosov <DDRokosov@...rdevices.ru>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: [PATCH v1 2/3] regmap: trace: Remove explicit castings

On Thu, Sep 01, 2022 at 10:46:01AM -0400, Steven Rostedt wrote:
> Andy Shevchenko <andy.shevchenko@...il.com> wrote:

> > Perhaps that (dark) magic disappeared a long time ago since in my
> > practice of adding trace events this is the first (and probably
> > oldest) one which has these castings. Perhaps Steven can shed a light.

> There was no dark magic for those castings. The trace events never needed
> them. It was added from the original commit:

> fb2736bbaee0e ("regmap: Add basic tracepoints")

Right, they were added in the original commit because as far as I could
tell at that time they were needed for things to build (or possibly
build cleanly, it's been a while).

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