On Tue, May 03, 2005 at 04:28:58PM +0200, Andi Kleen wrote:
> On Mon, May 02, 2005 at 05:08:39PM -0400, Dave Jones wrote:
> > On Mon, May 02, 2005 at 01:33:59PM -0700, Chris Wright wrote:
> > > * Christopher Warner ([email protected]) wrote:
> > > > Actually I am testing your patches. Its just going to take some time.
> > > > The problem occurs under severe load and I'm in the process of doing
> > > > load testing this for an inhouse app this week. Soon as i'm able to send
> > > > debug information I will.
> > >
> > > Same here. I've just never found a way to trigger other than wait.
> >
> > *nod*, the current test-kernel update for Fedora also has your
> > debugging patches, but none of the users have hit them (or reported
> > them) yet.
>
> The second version with the WARN_ON? If not please update to that one.
I lost track.. Here's what I included..
--- linux-2.6.11/mm/memory.c~ 2005-04-27 13:37:20.000000000 -0400
+++ linux-2.6.11/mm/memory.c 2005-04-27 13:37:45.000000000 -0400
@@ -94,6 +94,7 @@ static inline void clear_pmd_range(struc
if (pmd_none(*pmd))
return;
if (unlikely(pmd_bad(*pmd))) {
+ printk("%s:%d: ", current->comm, current->pid);
pmd_ERROR(*pmd);
pmd_clear(pmd);
return;
@@ -113,6 +114,7 @@ static inline void clear_pud_range(struc
unsigned long addr = start, next;
pmd_t *pmd, *__pmd;
+ WARN_ON(start == end);
if (pud_none(*pud))
return;
if (unlikely(pud_bad(*pud))) {
Dave
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