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Date:      Tue, 12 Mar 2013 16:58:34 +0100
From:      =?ISO-8859-1?Q?Bernhard_Fr=F6hlich?= <decke@FreeBSD.org>
To:        Konstantin Belousov <kostikbel@gmail.com>
Cc:        Ferenc Balku <fbalku@gmail.com>, Sergio de Almeida Lenzi <lenzi.sergio@gmail.com>, ports <freebsd-ports@freebsd.org>
Subject:   Re: VirtualBox patch
Message-ID:  <CAE-m3X1WA2SpXd=occ6_dLgxtiSph6qUytMLen6ufHhy8k-qUg@mail.gmail.com>
In-Reply-To: <20130312151751.GJ3794@kib.kiev.ua>
References:  <513DA3AD.1000603@gmail.com> <1363089703.20974.6.camel@z6000.lenzicasa> <20130312151751.GJ3794@kib.kiev.ua>

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On Tue, Mar 12, 2013 at 4:17 PM, Konstantin Belousov
<kostikbel@gmail.com> wrote:
> On Tue, Mar 12, 2013 at 09:01:43AM -0300, Sergio de Almeida Lenzi wrote:
>> Em Seg, 2013-03-11 ??s 10:28 +0100, Ferenc Balku escreveu:
>>
>> > Hi Sergio!
>> >
>> > Awfully sorry to disturb You, but I have found this link via Google
>> > http://lists.freebsd.org/pipermail/freebsd-ports/2013-March/081979.html
>> > and can not find the patch to download a make VBox work again on our
>> > FBSD10 test server.
>> >
>> > Can You please send me a link to download the patch.
>> >
>> > Thanks in advance,
>> >
>> > Best Regards
>> >
>> > Ferenc Balku
>>
>>
>> No problem   I was "travel business...
>> here is the patch,
>> the list does not allow attach files...
>>
>> go to the /usr/ports/emulators/virtualbox-ose-kmod,
>> put the fix in the "files" directory with a name like ==>
>> patch-the-freebsd-kernel
>> and do a make clean install
>> ==============================================================
>> --- src/VBox/Runtime/r0drv/freebsd/the-freebsd-kernel.h.orig
>> 2012-12-19 16:27:29.000000000 -0200
>> +++ src/VBox/Runtime/r0drv/freebsd/the-freebsd-kernel.h 2013-03-09
>> 14:42:18.924039639 -0300
>> @@ -50,6 +50,7 @@
>>  #include <sys/unistd.h>
>>  #include <sys/kthread.h>
>>  #include <sys/lock.h>
>> +#include <sys/rwlock.h>
>>  #include <sys/mutex.h>
>>  #include <sys/sched.h>
>>  #include <sys/callout.h>
>> @@ -70,6 +71,12 @@
>>  #include <sys/resourcevar.h>
>>  #include <machine/cpu.h>
>>
>> +/*
>> +       fix VM_OBJ_LOCK
>> +*/
>> +#define        VM_OBJECT_LOCK(o) VM_OBJECT_RLOCK(o)
>> +#define        VM_OBJECT_UNLOCK(o) VM_OBJECT_RUNLOCK(o)
>
> This is definitely wrong. For the blind substitution, you should
> use VM_OBJECT_WLOCK/VM_OBJECT_WUNLOCK.

It would be great if someone could come up with a proper patch.
All I've seen so far looks wrong or hackish and I cannot add that
to the port nor send it upstream to get it fixed for future releases.

-- 
Bernhard Froehlich
http://www.bluelife.at/



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