[BUG] I think sleepqueue need to be protected in sleepq_broadcast

[Dmitry Morozovsky]

On Sat, 23 Aug 2008, kevin wrote:

k> > k> Sorry, panic does not work well for me.My system has 4G mem,but only
k> > 1.6G swap.When i want to get a coredump,it freeze at last.
k> > k> I can easily reproduce the panic. 
k> > set hw.physmem=1G in /boot/loader.conf ?
k> >   
k> I set hw.physmem=1G in /boot/loader.conf,but still can't core dump to swap.
k> it look like this:
k> db>c
k> Uptime:3h54m9s
k> Physical memory:1005 MB
k> Dumping 640MB:
k> then stop here,and do nothing.

Hmm...  Can this machine complete a dump if you jump to kdb in normal 
situation and call for panic?

Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
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