[PATCH] staging: ion: remove from the tree

[Laura Abbott]

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 Hjønnevåg" <arve at android.com>
> Cc: "Christian König" <christian.koenig at amd.com>
> Cc: Christian Brauner <christian at brauner.io>
> Cc: Christoph Hellwig <hch at infradead.org>
> Cc: Hridya Valsaraju <hridya at google.com>
> Cc: Joel Fernandes <joel at joelfernandes.org>
> Cc: John Stultz <john.stultz at linaro.org>
> Cc: Laura Abbott <laura at labbott.name>
> Cc: Martijn Coenen <maco at android.com>
> Cc: Shuah Khan <shuah at kernel.org>
> Cc: Sumit Semwal <sumit.semwal at linaro.org>
> Cc: Suren Baghdasaryan <surenb at google.com>
> Cc: Todd Kjos <tkjos at android.com>
> Cc: devel at driverdev.osuosl.org
> Cc: dri-devel at lists.freedesktop.org
> Cc: linaro-mm-sig at lists.linaro.org
> Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

We discussed this at the Android MC on Monday and the plan was to
remove it after the next LTS release.