Date: Tue, 25 Sep 2012 23:13:40 -0700 From: John-Mark Gurney <jmg@funkthat.com> To: Alan Cox <alc@rice.edu> Cc: "arm@freebsd.org" <arm@freebsd.org> Subject: Re: arm pmap locking Message-ID: <20120926061340.GL19036@funkthat.com> In-Reply-To: <5061D2AA.3000100@rice.edu> References: <1346350374.1140.525.camel@revolution.hippie.lan> <5045351F.6060201@rice.edu> <1346723041.1140.602.camel@revolution.hippie.lan> <504B85BE.3030101@rice.edu> <1347316458.1137.41.camel@revolution.hippie.lan> <504F8BAC.4040902@rice.edu> <20120915045040.GZ58312@funkthat.com> <5054D69B.40209@rice.edu> <20120917033308.GB58312@funkthat.com> <5061D2AA.3000100@rice.edu>
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Alan Cox wrote this message on Tue, Sep 25, 2012 at 10:50 -0500:
> On 09/16/2012 22:33, John-Mark Gurney wrote:
> >Still getting the LOR.. It always right after boot.. after trying
> >to mount root and warning about no time-of-day clock, but before setting
> >hostuuid..
>
> Could you please try the attached patch on your armv6 BEAGLEBONE? My
> hope is that this addresses the root cause of the LORs involving the
> pmap lock.
Good news... That patch boots and doesn't have the LOR...
FreeBSD 10.0-CURRENT #10 r240947M: Mon Sep 24 17:01:11 PDT 2012
jmg@pcbsd-779:/usr/obj/arm.armv6/usr/src.HEAD/sys/helium arm
[...]
Trying to mount root from ufs:mmcsd0s2 []...
warning: no time-of-day clock registered, system time will not be set accurately
Setting hostuuid: xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
Thanks for your work tracking it down!
--
John-Mark Gurney Voice: +1 415 225 5579
"All that I will do, has been done, All that I have, has not."
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