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SubjectRe: Latest Git kernel: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device
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On 08 February 2020 at 07:59 am, Christian Zigotzky wrote:
>
>> On 7. Feb 2020, at 18:08, Arnd Bergmann <arnd@arndb.de> wrote:
>>
>> On Fri, Feb 7, 2020 at 3:34 PM Christian Zigotzky
>> <chzigotzky@xenosoft.de> wrote:
>>> Hello Arnd,
>>>
>>> We regularly compile and test Linux kernels every day during the merge
>>> window. Since Thursday last week we have very high CPU usage because of
>>> the avahi daemon on our desktop Linux systems (Ubuntu, Debian etc). The
>>> avahi daemon produces a lot of the following log message. This generates
>>> high CPU usage.
>>>
>>> Error message: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device
>>>
>>> strace /usr/sbin/avahi-daemon:
>>>
>> Thanks a lot for the detailed analysis, with this I immediately saw
>> what went wrong in my
>> original commit and I sent you a fix. Please test to ensure that this
>> correctly addresses
>> the problem.
>>
>> Arnd
> Hi Arnd,
>
> Thanks a lot for your patch! I will test it as soon as possible.
>
> Cheers,
> Christian

Hi Arnd,

I successfully compiled the latest Git kernel with your patch today. The
avahi daemon works fine now. That means your patch has solved the avahi
issue.

Thanks for your patch and have a nice weekend!

Cheers,
Christian

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