Re: [PATCH v1] HID: hid-elecom: extend to fix descriptor for HUGE trackball

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Mon, Oct 16, 2017 at 04:20:35PM -0400, Alex Manoussakis wrote:
> commit a0933a456ff83a3b5ffa3a1903e0b8de4a56adf5 upstream
> 
> Hello, while you evaluate my request to commit 2 USB IDs to 4.13,
> I would like you to consider putting it in 4.4 and 4.9 also.
> I tested tested both of these (patch, build, boot, and usage of the device).
> It would be great for users of those longterm kernels to have their Elecom HUGE
> trackball work properly!
> 
> The original patch does not apply cleanly to 4.4 and 4.9 however; a trivial
> adjustment is needed (simply in the unmodified positioning lines of one file).
> Below is the adjusted patch that will apply without conflicts to 4.4 and 4.9.
> As mentioned earlier, for kernels prior to 4.12 you
> would need to cherry pick 68f9e3d71650c0f4c48d039c83e3baa4e278deed first.

That commit id is not a patch :(


> 
> Thanks!
> 
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: <stable@stable@vger.kernel.org> # 4.12.x
> Cc: <stable@stable@vger.kernel.org> # 4.9.x: 0bb7a37: HID: elecom: ... DEFT trackballs
> Cc: <stable@stable@vger.kernel.org> # 4.4.x: 0bb7a37: HID: elecom: ... DEFT trackballs

Commit 0bb7a37 is a "new feature", and as such, shouldn't be backported
to older kernels, right?

I need a very strong agrument from the HID maintainer as to why this
should be accepted to the older kernels...

thanks,

greg k-h