12.04 LTS: 64-bit desktop by default?

Kees Cook kees at ubuntu.com
Tue Apr 17 15:50:25 UTC 2012

On Tue, Apr 17, 2012 at 11:08:41AM +0100, Colin Watson wrote:
> On Tue, Apr 17, 2012 at 02:14:26AM +0200, Pavel Rojtberg wrote:
> > I would not bet that 14.04 users necessarily will have to get 64bit.
> > There is the recent x32-abi[1] development which kind of combines
> > best of both worlds.
> Is it worth a UDS session on how we might make use of x32?  Since the
> patches aren't e.g. on glibc trunk yet, I don't think we can reasonably
> make any concrete plans, but perhaps we should be thinking in advance
> about issues such as partial architectures that x32 brings up.

It's worth noting that running x32 requires a 64-bit kernel. Moving
to x32 would be as big a deal (if not more) as moving to x86_64 from
ia32. And personally, I think just moving to x86_64 is the better goal. :)


Kees Cook

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