Date: Mon, 01 Mar 2004 17:13:53 -0500 From: "Danny J. Zerkel" <dzerkel@columbus.rr.com> To: Peter Schultz <pmes@bis.midco.net> Cc: current@freebsd.org Subject: Re: Mozilla problems on current -- fix Message-ID: <4043B5A1.4070008@columbus.rr.com> In-Reply-To: <4043B404.9000304@bis.midco.net> References: <404399A6.8080303@columbus.rr.com> <4043B404.9000304@bis.midco.net>
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Peter Schultz wrote:
> Danny J. Zerkel wrote:
>
>> Looks like John's sys/kern/kern_thread.c 1.171 broke Mozilla (and
>> threading in general). He appears to have left out a test that
>> the sleeping thread is interruptable in one spot:
>>
>> --- kern_thread.c.orig Mon Mar 1 15:08:01 2004
>> +++ kern_thread.c Mon Mar 1 14:26:30 2004
>> @@ -646,7 +646,8 @@
>> } else if (TD_ON_SLEEPQ(td2) &&
>> ((td2->td_wchan == &kg->kg_completed) ||
>> (td2->td_wchan == &p->p_siglist &&
>> - (ku->ku_mflags & KMF_WAITSIGEVENT)))) {
>> + (ku->ku_mflags & KMF_WAITSIGEVENT))) &&
>> + (td2->td_flags & TDF_SINTR)) {
>> sleepq_abort(td2);
>> } else {
>> ku->ku_flags |= KUF_DOUPCALL;
>>
>> This change fixes my Mozilla hangs and other panics on current.
>>
>
> Do you have ULE and ADAPTIVE_MUTEXES in your kernel conf?
>
> Thanks,
> Pete...
>
Pete,
I do not have ULE on. I do have ADAPTIVE_MUTEXES on.
Danny Zerkel
dzerkel@columbus.rr.com
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