Re: [Xen-devel] Kernel 2.6.31.6 pv_ops freeze on start, No available IRQ to bind to, increase nr_irqs!

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2010-03-01 at 10:27 +0000, Ian Campbell wrote:
> On Mon, 2010-03-01 at 10:21 +0000, Pasi KÃrkkÃinen wrote:
> > On Mon, Mar 01, 2010 at 01:54:46AM -0800, Fantu wrote:
> > > 
> > > Now i have redo kernel from xen/master, view kernel panic and calltrace on
> > > screen, the screenshot: 
> > > http://old.nabble.com/file/p27741588/2.6.31.6_pv_ops_not_start.jpg
> > > 2.6.31.6_pv_ops_not_start.jpg 
> > >
> > 
> > Ok.. maybe Jeremy has some ideas about this one. It seems to crash pretty 
> > early.
> 
> This issue is also being discussed in the thread "CONFIG_SPARSE_IRQ
> breaks single VCPU domain 0 between xen/master and xen/next" started
> last week. Although it looks like it might not necessarily be tied to
> CONFIG_SPARSE_IRQ at this point.

It's also possible (likely!) that my change "fix off-by-one error in
find_unbound_irq" is what is causing this issue in xen/master rather
than the sparse IRQ thing.

Ian.


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