Re: 64 bit kernel, 32-bit userland

[Ron Johnson <ron.l.johnson@cox.net>]

On 10/15/08 00:21, Rich Healey wrote:
> Ron Johnson wrote:
> > On 10/14/08 23:14, Rich Healey wrote:
> > > Ron Johnson wrote:
> > > > On 10/14/08 22:37, Rich Healey wrote:
> > > > [snip]
> > > > > I'd disagree. 32bit + 64bit kernel is always a good idea, and 64 bit
> > > > How do you do that?  Just install the amd64 kernel and reboot?
> > > Yup :)
> > >
> > > Very simple, addresses a lot of problems. In production if a customer
> > > purchases x86_64 kit that's what I deploy to them. You'll even find it's
> > > in the i386 repos.
> > Thanks.
> >
> > What if I want to build my own kernel?
> Just build a 64 bit kernel. If you're building an i386 or PPC kernel
> there is an option toplevel or one down in the config for a 64 bit kernel.

Not that I can find.

> These are the only two archtypes i've got much experience with, and also
> the only two that have a 32 bit subset instruction set that springs to mind.

I set the subarch to Opteron and, based on what I found in lkml 
using Google, did:

# make clean
# ARCH=x86_64 make menuconfig
# make
# make modules_install

Still 32 bit.  Do I have to do this, too?
# ARCH=x86_64 make

--
Ron Johnson, Jr.
Jefferson LA  USA

If you don't agree with me, you are worse than Hitler!!!