Re: ia64 and emap

[KIYOHARA Takashi <kiyohara%kk.iij4u.or.jp@localhost>]

Hi! Mindaugas,


From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
Date: Mon, 13 Jul 2009 14:10:09 +0100

> KIYOHARA Takashi <kiyohara%kk.iij4u.or.jp@localhost> wrote:
> > > Do you have a backtrace?

> > > Why do you want to make it global?
> > 
> > We were able to obtain ubc_nwins and ubc_winshift.  Can we obtain
> > uvm_emap_size?
> 
> I see, you are using these values to calculate required KVA. However,
> is that a long term solution? I think it should be calculated in some
> dynamic way (cf. x86 or other pmaps) i.e. it is MD problem, not MI.

I think that it is difficult to map for the kernel with ia64 dynamically.
This map is used in the exception process.


> For now, I think it is okay to put some workaround, preferably in IA64
> pmap, commit your changes, and improve the pmap later.

Please...

Thanks,
# Ooops..  Not response from kochi@...
--
kiyohara