Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
MIME-Version: 1.0
References: <20230118115810.21979-1-umang.jain@ideasonboard.com>
 <b1a26368-3753-0d32-434b-e220dd9c06b4@i2se.com> <CAMEGJJ1=dix7gWvV3Jxef-M-ExFZRTASQCr+6sn_dGsEQ=deYQ@mail.gmail.com>
 <Y8lHqd9FlxiXTLuW@kroah.com> <CAMEGJJ1oZ9XFw0609PrEABAgDwvapbc3hG4hJ=vBekUOepdiWw@mail.gmail.com>
 <Y8lS5eBliYw5EHBb@kadam>
In-Reply-To: <Y8lS5eBliYw5EHBb@kadam>
From:   Phil Elwell <phil@raspberrypi.com>
Date:   Thu, 19 Jan 2023 14:31:50 +0000
Message-ID: <CAMEGJJ2b1KFQY1m1eTcvf8_kGBBTjzrBD2i_M2uR+6v4gEcbVQ@mail.gmail.com>
Subject: Re: [RFC PATCH 0/4] Drop custom logging
To:     Dan Carpenter <error27@gmail.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Stefan Wahren <stefan.wahren@i2se.com>,
        Umang Jain <umang.jain@ideasonboard.com>,
        linux-media@vger.kernel.org, linux-staging@lists.linux.dev,
        linux-arm-kernel@lists.infradead.org,
        linux-rpi-kernel@lists.infradead.org,
        Florian Fainelli <f.fainelli@gmail.com>,
        Adrien Thierry <athierry@redhat.com>,
        Dave Stevenson <dave.stevenson@raspberrypi.com>,
        Kieran Bingham <kieran.bingham@ideasonboard.com>,
        Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
        linux-kernel@vger.kernel.org
Content-Type: text/plain; charset="UTF-8"
Precedence: bulk

On Thu, 19 Jan 2023 at 14:25, Dan Carpenter <error27@gmail.com> wrote:
>
> On Thu, Jan 19, 2023 at 01:47:44PM +0000, Phil Elwell wrote:
> > > > I understand the desire to remove the custom logging. I don't welcome
> > > > the loss of flexibility that comes with such a strategy
> > >
> > > What "loss of flexibility"?  You now have access to the full dynamic
> > > debugging facilities that all of the rest of the kernel has.  What is
> > > lacking?
> >
> > Perhaps I've missed something, either in this patch set or the kernel
> > as a whole, but how is one supposed to set different logging levels on
> > different facilities within a driver/module, or even for the module as
> > a whole?
>
> Yeah.  You will be still able to do that and more besides after the
> transition.  Cleaning this up makes the code better in every way.
>
> Documentation/admin-guide/dynamic-debug-howto.rst

Are you saying this patch set gets us to that point?