Re: [PATCH] mm: Add additional consistency check
From: Christoph Lameter
Date: Mon Apr 17 2017 - 11:22:49 EST
On Tue, 11 Apr 2017, Michal Hocko wrote:
> On Tue 11-04-17 13:59:44, Cristopher Lameter wrote:
> > On Tue, 11 Apr 2017, Michal Hocko wrote:
> >
> > > I didn't say anything like that. Hence the proposed patch which still
> > > needs some more thinking and evaluation.
> >
> > This patch does not even affect kfree().
>
> Ehm? Are we even talking about the same thing? The whole discussion was
> to catch invalid pointers to _kfree_ and why BUG* is not the best way to
> handle that.
The patch does not do that. See my review. Invalid points to kfree are
already caught with a bug on. See kfree in mm/slub.c