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From:   Naresh Kamboju <naresh.kamboju@linaro.org>
Date:   Fri, 20 Mar 2020 00:42:43 +0530
Message-ID: <CA+G9fYv+bhdmq9O5rmnOkigCossK5WX9AMr76AF57f8KKydV9g@mail.gmail.com>
Subject: Re: LKFT: arm x15: mmc1: cache flush error -110
To:     Ulf Hansson <ulf.hansson@linaro.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Sasha Levin <sashal@kernel.org>
Cc:     Sowjanya Komatineni <skomatineni@nvidia.com>,
        Jon Hunter <jonathanh@nvidia.com>,
        Bitan Biswas <bbiswas@nvidia.com>,
        Adrian Hunter <adrian.hunter@intel.com>,
        Jens Axboe <axboe@kernel.dk>,
        Alexei Starovoitov <ast@kernel.org>,
        linux-block <linux-block@vger.kernel.org>,
        lkft-triage@lists.linaro.org,
        open list <linux-kernel@vger.kernel.org>,
        "linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
        Arnd Bergmann <arnd@arndb.de>,
        John Stultz <john.stultz@linaro.org>,
        Faiz Abbas <faiz_abbas@ti.com>,
        Thierry Reding <treding@nvidia.com>,
        Anders Roxell <anders.roxell@linaro.org>,
        Kishon <kishon@ti.com>
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Sender: linux-kernel-owner@vger.kernel.org
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FYI,

The arm device x15 running stable rc 4.19.112-rc1, 5.4.27-rc1 and 5.5.11-rc2
kernel pops up the following messages on console log,
Is this a problem ?

[ 0.000000] Linux version 4.19.112-rc1 (oe-user@oe-host) (gcc version
7.3.0 (GCC)) #1 SMP Thu Mar 19 12:55:45 UTC 2020

[   15.737765] mmc1: unspecified timeout for CMD6 - use generic
[   16.754248] mmc1: unspecified timeout for CMD6 - use generic
[   16.842071] mmc1: unspecified timeout for CMD6 - use generic
...
[   20.580541] mmc1: unspecified timeout for CMD6 - use generic
[   20.588216] mmc1: unspecified timeout for CMD6 - use generic
[   20.604011] mmc1: unspecified timeout for CMD6 - use generic

ref:
https://lkft.validation.linaro.org/scheduler/job/1298207#L4037
https://lkft.validation.linaro.org/scheduler/job/1298945#L4132
https://lkft.validation.linaro.org/scheduler/job/1299973#L4232

- Naresh