Date: Thu, 29 Dec 2011 11:18:30 +0100 From: Stefan Bethke <stb@lassitu.de> To: Adrian Chadd <adrian@freebsd.org> Cc: "freebsd-embedded@freebsd.org" <freebsd-embedded@freebsd.org> Subject: Re: Updated switch/glue patch? Message-ID: <E4D24E02-4F0E-43FB-84F0-F5F20925F748@lassitu.de> In-Reply-To: <2BB71545-7DE9-493D-92FE-AD4CEDCBF2D1@lassitu.de> References: <CAJ-Vmon8%2BOXQ4g752zZEB-O0BR0sFWO0QUvw--xp2jsBDkx6tQ@mail.gmail.com> <0F6CC18F-6973-42A2-AC03-F01BF59458AE@lassitu.de> <CAJ-Vmo=Y8pp4iFnw%2B1hcPae6QXFboz=a7puwgC1kVSZ3JwMgPQ@mail.gmail.com> <1100F70E-9DA9-4163-AC9A-423ECE5AA9A3@lassitu.de> <CAJ-VmonrnJ7cC6u2LsL9AGusz_%2BkSwY62Rr1__sg5U_NynJ1SQ@mail.gmail.com> <CAJ-Vmo=WSN1oLM=B2HqSHrWyOaOD9BSwwu8=1Wys0CLRJ_N-TA@mail.gmail.com> <C637C171-A1A2-4296-84FA-6DE97137DC42@lassitu.de> <CAJ-Vmon2boy7OCh_4O0MeCi0yCdZu0OYb5dxHCEK=-%2B46zBGtg@mail.gmail.com> <CAJ-Vmoku5eLEYi5_DXVxK=0=4Ewn2aGepv3YUw4ApuVh_7y2%2Bw@mail.gmail.com> <CAJ-VmonvpnaS1rAO%2BsDRh1E5WfsrZTYE297Kc96prhfKjrM89Q@mail.gmail.com> <CAJ-VmokQxQs2DUKL=ONyxnnS7Q28ytmwZJ_thqvc4SvMkmS=cQ@mail.gmail.com> <18CABB46-9B9A-41CB-8742-6723C5FF4D67@lassitu.de> <C0BF20FD-E30F-4E9C-A0FE-500BE4807B99@bsdimp.com> <CAJ-VmokgiQCEG4et3X=3o_MuCMkO9MqkKqa-fjdpEqQNucn=Lw@mail.gmail.com> <2CBD8651-E132-49DC-A082-37A8F5C626EA@bsdimp.com> <AFE755D6-E462-40B4-A97B-9261303B3A4F@lassitu.de> <CAJ-Vm onmMASxJZBAd2doX4eV6s5TF-3kCB0pLSMrWM8r0UsCmg@mail.gmail.com> <FC8A0B08-5292-44CC-AEC0-08BF170FCEA4@lassitu.de> <267FB3D6-830E-4A2F-8C1C-A96873EDCD31@lassitu.de> <EC4D4397-FA60-4CB1-8635-48988215E19A@lassitu.de> <CAJ-VmomZeHEyue4eaNGm%2Bw67uDBsOH_2bqocXjBGxyxHXStZ_A@mail.gmail.com> <12538AED-175C-4B1E-BF05-6FD05D14CE70@lassitu.de> <CAJ-Vmonu_HyhEnS=3aj7X41-LPWcihPA6Wa6jgV3cn7im2N3Kg@mail.gmail.com> <2135AD2B-76D4-4B3D-A009-8F3BEC836051@lassitu.de> <CAJ-VmomkCLARagMXUmmJ2O8AQsiKwOEvWMLmwUnK=c47yDJvyw@mail.gmail.com> <2BB71545-7DE9-493D-92FE-AD4CEDCBF2D1@lassitu.de>
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> http://gitorious.org/~stb/freebsd/stb-adrianchadd-freebsd-work (branch work/ath) > http://www.lassitu.de/freebsd/etherswitch-adrian.patch (patch against Adrians gitorious repo as of now) > http://www.lassitu.de/freebsd/etherswitch.tbz (all files) I've now gotten the panic again with the callout: Sleeping on "rtl8366rbstart" with the following non-sleepable locks held: exclusive sleep mutex rtl8366rbcallout (rtl8366rbcallout) r = 0 (0x80769114) locked @ /home/stb/working/fe/stb-adrianchadd-freebsd-work/sys/kern/kern_mutex.c:148 callout_init_mtx() says > The usable lock classes are currently limited to mutexes and rwlocks, because callout handlers run in softclock swi, so they cannot sleep nor acquire sleepable locks like sx or lockmgr. The way I read that, any callout will be run in a way that does not allow sleeping. I'm not sure how to handle this. Stefan -- Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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