Re: [patch, -rc5-mm1] lock validator: disable NMI watchdog if CONFIG_LOCKDEP, i386

Mike Galbraith
2006-05-30T12:42:08Z

On Tue, 2006-05-30 at 14:29 +0200, Ingo Molnar wrote:
> * Mike Galbraith <efault@gmx.de> wrote:
>
> > > > BUG: warning at kernel/lockdep.c:2398/check_flags()
> > >
> > > this one could be related to NMI. We are already disabling NMI on
> > > x86_64, but i thought i had it fixed up for i386 - apparently not.
> >
> > Booted with nmi_watchdog=0, no warning and no deadlock.
>
> ok, great. The patch below turns off NMI on i386 automatically.

All is well. Back to nmi_watchdog=1, no warning, no lock.

-Mike