Date: Fri, 4 Aug 2017 13:09:46 -0700 (PDT) From: Christian Kujau <lists@nerdbynature.de> To: Per olof Ljungmark <peo@intersonic.se> Cc: freebsd-questions@freebsd.org Subject: Re: ioctl sign-extensio on amd64 (again) Message-ID: <alpine.DEB.2.21.1.1708041308090.22141@trent.utfs.org> In-Reply-To: <alpine.DEB.2.21.1.1708041257500.22141@trent.utfs.org> References: <444dc69b-c586-7e0b-61c8-77a2bc722516@intersonic.se> <alpine.DEB.2.21.1.1708041257500.22141@trent.utfs.org>
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On Fri, 4 Aug 2017, Christian Kujau wrote: > On Fri, 4 Aug 2017, Per olof Ljungmark wrote: > > In building a camera system with multimedia/motion, syslog is filled up with, > > kernel: WARNING pid 72755 (motion): ioctl sign-extension ioctl > > ffffffffc0585611 > > > > After som googling this appears to be a long standing problem with some python > > stuff and amd64. > > > > My question is, how can I get rid of the messages? Motion works as expected, I > > just do not want this filling up the logs. > > Short of disabling the printf in sys_ioctl() in sys/kern/sys_generic.c, > the Right Thing To Do™ would be to fix multimedia/motion not to issue > those erroneous ioctls. This was reported (and sometimes fixed) for other > applications too: > > * sysutils/duplicity-devel/ throws ioctl sign-extension ioctl ffffffff80087467 > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=152770 > > * mt(8): ioctl sign-extension warnings from some mt commands on 64-bit > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=147938 > > * Fix fcntl module to accept 'unsigned long' type commands for ioctl(2). > https://bugs.python.org/issue25026 > > Maybe the respective commits could shed some light on how to do this for > multimedia/motion? Should've looked before hitting "Send": * Fix ioctl sign-extension warning on FreeBSD https://github.com/Motion-Project/motion/pull/393 C. -- BOFH excuse #101: Collapsed Backbone
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