Re: Security fix for remapping of page 0 (was [PATCH] Change ZERO_SIZE_PTR to point at unmapped space)

Christoph Lameter
2009-06-03T20:36:38Z

On Wed, 3 Jun 2009, Eric Paris wrote:

> > Thats easy to do but isnt it a bit weird now to configure mmap_min_addr?
>
> ??

The use of mmap_min_addr depends on the security configuration chose. The
security model may not check at all. But we can still configure the thing.

> > What about round_hint_to_min()?
>
> not sure what you mean....

We removed the CONFIG_SECURITY around code in there in the patch.