Re: enhance sysctl kern.expose_address

[Jason Thorpe <thorpej%me.com@localhost>]

> On Dec 5, 2018, at 8:27 AM, Christos Zoulas <christos%zoulas.com@localhost> wrote:
> 
> 
> This patch:
> 
> https://www.netbsd.org/~christos/kmem_expose_address.diff

PK_KMEM should only be set if mm_open returns 0.  There's a case where mm_md_open can return an error and PK_KMEM is still set.

-- thorpej