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Date:   Fri, 16 Oct 2020 10:29:45 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Laura Abbott <laura@labbott.name>
Cc:     sumit.semwal@linaro.org, john.stultz@linaro.org,
        devel@driverdev.osuosl.org, linaro-mm-sig@lists.linaro.org,
        Shuah Khan <shuah@kernel.org>, Todd Kjos <tkjos@android.com>,
        Martijn Coenen <maco@android.com>,
        linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
        Suren Baghdasaryan <surenb@google.com>,
        Christoph Hellwig <hch@infradead.org>,
        Joel Fernandes <joel@joelfernandes.org>,
        Arve =?iso-8859-1?B?SGr4bm5lduVn?= <arve@android.com>,
        Hridya Valsaraju <hridya@google.com>, kernel-team@android.com,
        Christian =?iso-8859-1?Q?K=F6nig?= <christian.koenig@amd.com>,
        Christian Brauner <christian@brauner.io>
Subject: Re: [PATCH] staging: ion: remove from the tree
Message-ID: <20201016082945.GA1722359@kroah.com>
References: <20200827123627.538189-1-gregkh@linuxfoundation.org>
 <3d8de519-65b3-123b-8ace-e820982884e0@labbott.name>
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On Thu, Aug 27, 2020 at 09:31:27AM -0400, Laura Abbott wrote:
> On 8/27/20 8:36 AM, Greg Kroah-Hartman wrote:
> > The ION android code has long been marked to be removed, now that we
> > dma-buf support merged into the real part of the kernel.
> > 
> > It was thought that we could wait to remove the ion kernel at a later
> > time, but as the out-of-tree Android fork of the ion code has diverged
> > quite a bit, and any Android device using the ion interface uses that
> > forked version and not this in-tree version, the in-tree copy of the
> > code is abandonded and not used by anyone.
> > 
> > Combine this abandoned codebase with the need to make changes to it in
> > order to keep the kernel building properly, which then causes merge
> > issues when merging those changes into the out-of-tree Android code, and
> > you end up with two different groups of people (the in-kernel-tree
> > developers, and the Android kernel developers) who are both annoyed at
> > the current situation.  Because of this problem, just drop the in-kernel
> > copy of the ion code now, as it's not used, and is only causing problems
> > for everyone involved.
> > 
> > Cc: "Arve Hj?nnev?g" <arve@android.com>
> > Cc: "Christian K?nig" <christian.koenig@amd.com>
> > Cc: Christian Brauner <christian@brauner.io>
> > Cc: Christoph Hellwig <hch@infradead.org>
> > Cc: Hridya Valsaraju <hridya@google.com>
> > Cc: Joel Fernandes <joel@joelfernandes.org>
> > Cc: John Stultz <john.stultz@linaro.org>
> > Cc: Laura Abbott <laura@labbott.name>
> > Cc: Martijn Coenen <maco@android.com>
> > Cc: Shuah Khan <shuah@kernel.org>
> > Cc: Sumit Semwal <sumit.semwal@linaro.org>
> > Cc: Suren Baghdasaryan <surenb@google.com>
> > Cc: Todd Kjos <tkjos@android.com>
> > Cc: devel@driverdev.osuosl.org
> > Cc: dri-devel@lists.freedesktop.org
> > Cc: linaro-mm-sig@lists.linaro.org
> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> 
> We discussed this at the Android MC on Monday and the plan was to
> remove it after the next LTS release.

As 5.10 will be the next LTS release, I have now merged it to my
"testing" branch to go into 5.11-rc1.

thanks,

greg k-h