linux-kernel - Re: [PATCH AUTOSEL 5.12 03/43] spi: Fix spi device unregister flow

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Message-ID: <CAGETcx_w8pHs3OXQyVXYWV1CY4qGTWrZ9QNEwz=TL8SLbyq1bA@mail.gmail.com>
Date:   Thu, 10 Jun 2021 12:22:40 -0700
From:   Saravana Kannan <saravanak@...gle.com>
To:     Sasha Levin <sashal@...nel.org>
Cc:     Lukas Wunner <lukas@...ner.de>,
        LKML <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>, Mark Brown <broonie@...nel.org>,
        linux-spi <linux-spi@...r.kernel.org>
Subject: Re: [PATCH AUTOSEL 5.12 03/43] spi: Fix spi device unregister flow

On Thu, Jun 10, 2021 at 10:55 AM Sasha Levin <sashal@...nel.org> wrote:
>
> On Sun, Jun 06, 2021 at 01:10:28PM +0200, Lukas Wunner wrote:
> >On Thu, Jun 03, 2021 at 01:06:53PM -0400, Sasha Levin wrote:
> >> From: Saravana Kannan <saravanak@...gle.com>
> >>
> >> [ Upstream commit c7299fea67696db5bd09d924d1f1080d894f92ef ]
> >
> >This commit shouldn't be backported to stable by itself, it requires
> >that the following fixups are applied on top of it:
> >
> >* Upstream commit 27e7db56cf3d ("spi: Don't have controller clean up spi
> >  device before driver unbind")
> >
> >* spi.git commit 2ec6f20b33eb ("spi: Cleanup on failure of initial setup")
> >  https://git.kernel.org/broonie/spi/c/2ec6f20b33eb
> >
> >Note that the latter is queued for v5.13, but hasn't landed there yet.
> >So you probably need to back out c7299fea6769 from the stable queue and
> >wait for 2ec6f20b33eb to land in upstream.
> >
> >Since you've applied c7299fea6769 to v5.12, v5.10, v5.4, v4.14 and v4.19
> >stable trees, the two fixups listed above need to be backported to all
> >of them.
>
> I took those two patches into 5.12-5.4, but as they needed a more
> complex backport for 4.14 and 4.19, I've dropped c7299fea67 from those
> trees.

Sounds good. Also, there was a subsequent "Fixes" for this patch and I
think another "Fixes" for the "Fixes". So, before picking this up,
maybe make sure those Fixes patches are pickable too?

-Saravana