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Re: vfs_bio KASSERT (again)
On Tue, Jun 24, 2008 at 08:47:31PM +0000, Michael van Elst wrote:
> bouyer%antioche.eu.org@localhost (Manuel Bouyer) writes:
> >Sorry, I just noticed my patch is wrong. The BC_BUSY is cleared before
> >exiting from brelsel(). As the buffer lists are protected by
> >bufcache_lock this should be OK.
> Do you use vnd?
Yes. This dom0 has 2 domUs, whose virtual disks are backed by files in
ffs (so domUs get their data though xbdback -> vnd -> ffs file in dom0).
What could make things worse is that the vnd read/write are done from
interrupt context in the dom0 ...
Manuel Bouyer, LIP6, Universite Paris VI.
NetBSD: 26 ans d'experience feront toujours la difference
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