Re: [PATCH] mm: Add additional consistency check

[Christoph Lameter]

On Tue, 11 Apr 2017, Kees Cook wrote:

> It seems that enabling the debug checks comes with a non-trivial
> performance impact. I'd like to see consistency checks by default so
> we can handle intentional heap corruption attacks better. This check
> isn't expensive...

Its in a very hot code and frequently used code path.