Re: udev timeout for mma8450 unless the accelerometer is shaken

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udev is 208-r4 - most likely not having the patch. Thanks for the
info, will see if I can bump the version.

On Thu, Feb 26, 2015 at 3:02 PM, Bastien Nocera <hadess@xxxxxxxxxx> wrote:
> On Thu, 2015-02-26 at 14:05 +0100, Stefan Sauer wrote:
>> hi,
>>
>> on my beaglebone-black I get these lines during bootup
>>
>> [   71.745951] udevd[105]: worker [113]
>> /devices/ocp.2/4819c000.i2c/i2c-2/2-001d/input/input2/event1 timeout;
>> kill it
>> [   71.771991] udevd[105]: seq 1243
>> '/devices/ocp.2/4819c000.i2c/i2c-2/2-001d/input/input2/event1' killed
>> [   71.799611] udevd[105]: worker [113] terminated by signal 9 (Killed)
>>
>> The device is an accelerometer connected via i2c. When I shake it
>> during bootup I don't get these warnings. Alternative repro:
>> udevadm trigger --action=add --subsystem-match="input" --subsystem-match="misc"
>> udevadm settle
>>
>> The 'udevadm settle' will block until the device is moved. Is that expected?
>
> This is likely due to the accelerometer support in udev. Which version
> of udev/systemd is it? You might want to pick this patch if it isn't
> already in your tree:
> http://cgit.freedesktop.org/systemd/systemd/commit/src/udev/accelerometer/accelerometer.c?id=a545c6e1aa31b4d7e80c9d3609d9fc4fc9921498
>
> Cheers
>



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