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From: Christian Zigotzky <chzigotzky@xenosoft.de>
To: Arnd Bergmann <arnd@arndb.de>
Cc: DTML <devicetree@vger.kernel.org>,
	Darren Stevens <darren@stevens-zone.net>,
	mad skateman <madskateman@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org, "contact@a-eon.com" <contact@a-eon.com>,
	"R.T.Dickinson" <rtd2@xtra.co.nz>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	Jakub Kicinski <kuba@kernel.org>, Christoph Hellwig <hch@lst.de>,
	Christian Zigotzky <info@xenosoft.de>
Subject: Re: Latest Git kernel: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device
Date: Sat, 8 Feb 2020 07:59:17 +0100	[thread overview]
Message-ID: <834D35CA-F0D5-43EC-97B2-2E97B4DA7703@xenosoft.de> (raw)
In-Reply-To: <CAK8P3a39L5i4aEbKe9CiW6unbioL=T8GqXC007mXxUu+_j84FA@mail.gmail.com>



> 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

  reply	other threads:[~2020-02-08  7:01 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-26 11:52 [PATCH] of: Add OF_DMA_DEFAULT_COHERENT & select it on powerpc Michael Ellerman
2020-01-27  7:22 ` Ulf Hansson
2020-01-31 10:40   ` Michael Ellerman
2020-02-02  0:08   ` Latest Git kernel: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device Christian Zigotzky
2020-02-02  4:37     ` Randy Dunlap
2020-02-02  8:19     ` Christophe Leroy
2020-02-02 15:02       ` Christian Zigotzky
2020-02-03 17:53         ` Jakub Kicinski
2020-02-05 13:03           ` Christian Zigotzky
2020-02-05 14:36           ` Christian Zigotzky
2020-02-06  4:35             ` Michael Ellerman
2020-02-06 14:28               ` Christian Zigotzky
2020-02-08 12:36                 ` Michael Ellerman
2020-02-07 14:34               ` Christian Zigotzky
2020-02-07 17:08                 ` Arnd Bergmann
2020-02-08  6:59                   ` Christian Zigotzky [this message]
2020-02-08 16:08                     ` Christian Zigotzky
2020-01-27 17:30 ` [PATCH] of: Add OF_DMA_DEFAULT_COHERENT & select it on powerpc Frank Rowand
2020-01-28 14:26 ` Rob Herring
2020-01-31 10:40   ` Michael Ellerman

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