On Sat, Sep 30, 2006 at 07:30:35PM +0300, Nikola Ciprich wrote:
> I've been trying to get x86_64 guest UMLs working on SMP x86_64 host 
> machine for quite long time, during today and yesterday I've also 
> checked 2.6.18 (+ both skas & skas-fremap v9pre9), but it's still not 
> working as good as 32bit/32bit was working for me for last few years ;). 

skas0 works fine (as well as on i386) afaik.

Putting a stock kernel on the host or "noprocmm" on the UML command line
will put you in skas0 mode.

> I've noticed on some other discussions that SKAS mode is still not fully 
> working on x86_64, so I'd like to ask, what are remaining issues, and 
> maybe could I somehow try helping in fixing them? 

Well, the -EINVAL return from writing /proc/mm would be a good place
to start looking to fix things :-)

                                Jeff

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