[lkml]   [2015]   [Apr]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [V4.1] Regression: Bluetooth mouse not working.
Hi Joerg,

>>>>>> On Fri, Apr 17, 2015 at 5:36 AM, Jörg Otte <> 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 <>
>>>> 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 <>
>>>> Signed-off-by: Johan Hedberg <>
>>>> :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).
>> bluetoothd --version
>> 4.98
> okay. I only looked at BlueZ 5.x and that might have been my mistake. Let me check this and fix this properly.

I think that I know what I screwed up here. I sent you a patch to fix this. Can you please test it and report back. If that fixes it for you, then I will send it to Linus for inclusion.



 \ /
  Last update: 2015-04-17 19:41    [W:0.167 / U:0.392 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site