Re: Commit 722bc6b167 breaks booting on an 8TB system.

[Robin Holt]

On Mon, Jun 04, 2012 at 04:51:19PM -0700, Yinghai Lu wrote:
> On Mon, Jun 4, 2012 at 3:07 AM, Robin Holt <holt@xxxxxxx> wrote:
> > On Sun, Jun 03, 2012 at 12:00:29AM -0700, Yinghai Lu wrote:
> >> On Fri, Jun 1, 2012 at 8:54 AM, Robin Holt <holt@xxxxxxx> wrote:
> >> > I just tried to boot an 8TB system.  It fails very early in boot with:
> >> >
> >> > Kernel panic - not syncing: Cannot find space for the kernel page tables
> >> >
> >> >
> >> > A git bisect lead me to commit 722bc6b16771ed80871e1fd81c86d3627dda2ac8.
> >> >
> >> > A git revert of that commit based on Linus' current as of a few hours ago
> >> > (commit fb21aff) does boot past that point on the 8TB configuration.
> >>
> >> have some local patches. please check if they are helping...
> >
> > I will not have access to the machine until late tonight/early tomorrow
> > (approximately 24 hours from now).  I will try to give the patches a
> > run then.  Would you like them tested individually or as a set?
> 
> only_need_recalculate_for_low.patch
> 
> should be enough.

With just that patch, no improvement.

Sorry about the delay.  I got bumped from the machine yesterday.
The next reservable time is tomorrow night, otherwise, the machine is
booked solid for the next 36 hours.

Robin
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