Re: [V4.1] Regression: Bluetooth mouse not working.

[Marcel Holtmann <marcel@holtmann.org>]

Hi Joerg,

>>> On Fri, Apr 17, 2015 at 5:36 AM, Jörg Otte <jrg.otte@gmail.com> wrote:
>>>> The BT mouse is "death" in v4.1.
>>>> The BT mouse has been working in 4.0 and previous kernels, so this
>>>> is a regression.
>>> 
>>> Any chance of bisecting it?
>>> 
>>>              Linus
>> I will try that.
>> 
>> Thanks, Jörg
> 
> I first tried to bisect over all. But than I got an unbootable kernel.
> Then I did a bisect over net/bluetooth and I get the following fist bad
> commit:
> 
> 5f5da99f1da5b01c7c45473a500c7dbb77a00958 is the first bad commit
> commit 5f5da99f1da5b01c7c45473a500c7dbb77a00958
> Author: Marcel Holtmann <marcel@holtmann.org>
> Date:   Wed Apr 1 13:51:53 2015 -0700
> 
>    Bluetooth: Restrict HIDP flags to only valid ones
> 
>    The HIDP flags should be clearly restricted to valid ones. So this puts
>    extra checks in place to ensure this.
> 
>    Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
>    Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
> 
> :040000 040000 b51ac3634c9d44f4d9df0e7f548b524954b99c76
> 63bfb47283609849f1b3b8f05fe61743ccddfee6 M      net

thanks for bi-secting this. I looked at our existing userspace and restricted it to the flags that are currently in use. However it seems that I made a mistake. What version of BlueZ userspace are you using (bluetoothd --version).

Regards

Marcel