panic: ifc_free_unit: bit is already cleared

[Brooks Davis]

On Wed, Oct 12, 2005 at 12:40:14PM +1300, Andrew Thompson wrote:
> On Tue, Oct 11, 2005 at 03:07:49PM -0700, Brooks Davis wrote:
> > On Wed, Oct 12, 2005 at 10:06:02AM +1300, Andrew Thompson wrote:
> > > On Mon, Oct 10, 2005 at 01:29:00PM -0700, Brooks Davis wrote:
> > > > On Mon, Oct 10, 2005 at 03:22:08PM +1300, Andrew Thompson wrote:
> > > > > I have been testing this patch and I think it fixes all the problems
> > > > > discussed.
> > > > > 
> > > > 
> > > > I don't see any reason why you can't just replace the specific destroy
> > > > calls with calls to ifc_simple_destroy().  That would avoid expanding
> > > > the API.
> > > 
> > > I have updated the patch and yes, its a nicer way to do it. Please
> > > review.
> > > 
> > > Ive run through interations of create/kldunload with bridge, disc,
> > > faith, gif, gre and ppp with extra printf's and its freeing correctly.
> > 
> > This looks good to me, thanks for working on this and doing the
> > <ifn>_destory removals.  Let's see about getting this committed.
> > 
> 
> There was one problem where pflog0 would loop on EINVAL since it was a
> precloned device, livelocking the system.
> 
> This addition fixes it, it was either this or a dying flag.

Good catch.  I think this is an OK fix.  Did lo0 have the same issue?

-- Brooks

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