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Date:   Mon, 24 Aug 2020 10:18:43 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     Stephen Boyd <sboyd@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
        linux- stable <stable@vger.kernel.org>,
        linux-clk <linux-clk@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>,
        freedreno <freedreno@lists.freedesktop.org>,
        linux-arm-msm <linux-arm-msm@vger.kernel.org>,
        Sasha Levin <sashal@kernel.org>, lkft-triage@lists.linaro.org,
        Michael Turquette <mturquette@baylibre.com>,
        Rob Clark <robdclark@chromium.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Jordan Crouse <jcrouse@codeaurora.org>,
        Eric Anholt <eric@anholt.net>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Maxime Ripard <mripard@kernel.org>,
        Chen-Yu Tsai <wens@csie.org>, Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        samuel@sholland.org
Subject: Re: stable-rc 4.14: arm64: Internal error: Oops: clk_reparent
 __clk_set_parent_before on db410c
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On Thu, Aug 13, 2020 at 07:30:40PM +0530, Naresh Kamboju wrote:
> On Wed, 12 Aug 2020 at 23:14, Stephen Boyd <sboyd@kernel.org> wrote:
> >
> > Quoting Stephen Boyd (2020-07-23 03:26:02)
> > > Quoting Naresh Kamboju (2020-07-23 03:10:37)
> > > > On Thu, 23 Jul 2020 at 13:36, Stephen Boyd <sboyd@kernel.org> wrote:
> > > > >
> > > > > It sounds like maybe you need this patch?
> > > > >
> > > > > bdcf1dc25324 ("clk: Evict unregistered clks from parent caches")
> > > >
> > > > Cherry-pick did not work on stable-rc 4.14
> > > > this patch might need backporting.
> > > > I am not sure.
> > > >
> > >
> > > Ok. That commit fixes a regression in the 3.x series of the kernel so it
> > > should go back to any LTS kernels. It looks like at least on 4.14 it's a
> > > trivial conflict. Here's a backport to 4.14
> >
> > Did this help?
> 
> Thanks for your patch.
> Sorry for the late reply.
> The reported issue is not always reproducible However,
> I have tested this for 100 cycles and did not notice the reported problem.
> 
> Tested-by: Naresh Kamboju <naresh.kamboju@linaro.org>

Great, now queued up to 4.14.y and 4.19.y.

greg k-h