cannot get kqemu to load with kldload

[Roman Divacky]

On Sun, Apr 12, 2009 at 04:15:13PM +0200, Juergen Lock wrote:
> In article <20090411192326.GA73059 at freebsd.org> you write:
> >On Sat, Apr 11, 2009 at 02:43:52AM -0700, jtidwell wrote:
> >> 
> >> 
> >> 
> >> jtidwell wrote:
> >> > 
> >> > Greetings, qemu folk :)
> >> > 
> >> > I've recently upgraded my FreeBSD box from 6.2 to 7.2.  I'm trying to
> >> > install qemo, but I keep getting stuck at the point where I load kqemu
> >> > with kldload.  The module file exists in /boot/modules, but I get this
> >> > error every time I try to load:
> >> > 
> >> > # kldload kqemu
> >> > kldload: can't load kqemu: No such file or directory
> >> > 
> >> > # ls /boot/modules
> >> > kqemu.ko        linker.hints    rt2500_sys.ko   rt61_sys.ko
> >> > 
> >> > 
> >> 
> >> I forgot to add, I get this error message on the console when i try to load
> >> the module:
> >> 
> >> link_elf : symbol sched_lock undefined
> >
> >you use ULE, right? try switching to 4BSD... the .ko uses 4BSD specific things,
> >no idea why
> 
> Hmm thats news to me, can you elaborate?  Is this something that only
> affects head?
> 
>  Surprised...
> 	Juergen (who has kqemu running fine with ule since 7.1 at least)

the sched_lock is 4BSD specific. I have no idea how it ended up being referenced
by the kqemu.ko