Messages in this thread | | | Date | Wed, 16 Apr 2008 12:15:08 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [PATCH 1 of 9] Lock the entire mm to prevent any mmu related operation to happen |
| |
On Wed, 16 Apr 2008, Robin Holt wrote:
> On Wed, Apr 16, 2008 at 11:35:38AM -0700, Christoph Lameter wrote: > > On Wed, 16 Apr 2008, Robin Holt wrote: > > > > > I don't think this lock mechanism is completely working. I have > > > gotten a few failures trying to dereference 0x100100 which appears to > > > be LIST_POISON1. > > > > How does xpmem unregistering of notifiers work? > > For the tests I have been running, we are waiting for the release > callout as part of exit.
Some more details on the failure may be useful. AFAICT list_del[_rcu] is the culprit here and that is only used on release or unregister.
| |