VirtualBox patch

[Konstantin Belousov]

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.
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