On Fri, Jan 29, 2010 at 10:21:19AM -0800, Guenter Roeck wrote:
> On Fri, Jan 29, 2010 at 01:06:20PM -0500, Ralf Baechle wrote:
> > On Fri, Jan 29, 2010 at 09:11:46AM -0800, David Daney wrote:
> > > >So first question would be: Has anyone successfully loaded a 64
> > > >bit mips kernel with 2.6.32 and a page size of 16k or 64k ? This
> > > >would at least help me reducing the problem to sb1.
> > >
> > > Yes, I routinely run with both 64K and 16K page sizes on 2.6.32 and
> > > 2.6.33-rc*. I have not seen any crashes that can not be easily
> > > explained.
> > I can reproduce it with today's 14b7baff3eb4b1b46a592630e6f85ded9264798a.
> > 4K page size works ok, 16K without IPv6 works ok and 16K with IPv6 crashes.
> > Note, I was testing with a non-16K capable userland so ok means userland is
> > reached.
> Yes, I forgot to mention that IPv6 needs to be enabled. That has nothing to do
> with the problem, though. IPv6 enabled just means that the percpu code needs
> allocate more memory. This memory allocation then crashes.
> > Either way, that's good enought to look into things.
> Did you see the problem on a bcm1250/1480 or with some other mips core ?
That was on R10000.