linux-kernel - Re: [PATCH 2/2] PM: domain: use per-genpd lockdep class

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Message-ID: <20210615152620.GH5149@sirena.org.uk>
Date:   Tue, 15 Jun 2021 16:26:21 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Kevin Hilman <khilman@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] PM: domain: use per-genpd lockdep class

On Tue, Jun 15, 2021 at 04:55:24PM +0200, Ulf Hansson wrote:
> On Tue, 15 Jun 2021 at 13:10, Mark Brown <broonie@...nel.org> wrote:
> > On Tue, Jun 15, 2021 at 12:17:20PM +0200, Ulf Hansson wrote:

> > > Beyond this, perhaps we should consider removing the
> > > "regulator-fixed-domain" DT property, as to avoid similar problems
> > > from cropping up?

> > > Mark, what do you think?

> > We need to maintain compatibility for existing users...

> Normally, yes, I would agree.

> In this case, it looks like there is only one user, which is somewhat
> broken in regards to this, so what's the point of keeping this around?

Only one user in mainline and you were just suggesting removing the
property (you mean binding I think?) - at the very least we'd need to
transition that upstream user away to something else before doing
anything.

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