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Subject: Re: Regression found (Stop-marking-clocks-as-CLK_IS_CRITICAL)
To:     Mogens Jensen <mogens-jensen@protonmail.com>
Cc:     Hans de Goede <hdegoede@redhat.com>,
        Dean Wallace <duffydack73@gmail.com>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Michael Turquette <mturquette@baylibre.com>,
        linux-clk <linux-clk@vger.kernel.org>,
        Stable <stable@vger.kernel.org>,
        Johannes Stezenbach <js@sig21.net>,
        Carlo Caione <carlo@endlessm.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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From:   Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Message-ID: <99a58213-2921-9dc3-d6d4-1469f8019fc4@linux.intel.com>
Date:   Fri, 25 Jan 2019 08:12:35 -0600
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On 1/24/19 11:16 PM, Mogens Jensen wrote:
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Tuesday, January 22, 2019 7:27 PM, Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> wrote:
>
>> On 1/20/19 11:55 PM, Mogens Jensen wrote:
>>
>>> The only minor annoyance I'm experiencing now, is a large amount of debug output from something in kernel log when audio is played on the system:
>>> writing to lpe: 00000000: 01 01 01 01 00 00 08 00 ff ff ff ff 55 00 00 00 ............U...
>>> writing to lpe: 00000000: 01 01 01 01 00 00 1a 00 ff ff ff ff 75 00 12 00 ............u...
>>> ...
>> That's enabled via dynamic debug so that's rather a configuration issue
>> than a kernel problem?
> Do you have any suggestions on how to disable it?
>
> My kernel is compiled without DYNAMIC_DEBUG, DEBUG_FS and other debug features, so I don't understand why all this debug output is flooding the kernel log.
>
> It's a minor issue, but it would be nice to get rid of it.

I don't see it so it's definitively a config issue. I use

make defconfig

scripts/kconfig/merge_config.sh .config base-defconfig sst-defconfig  
hdaudio-codecs-defconfig

with all 3 defconfigs fetched from https://github.com/thesofproject/kconfig