Re: [Xen-devel] Tagging Xen 4.0.0 first release candidate, 44-bit address space support

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Tue, Jan 19, 2010 at 02:02:46PM +0000, Keir Fraser wrote:
> On 19/01/2010 13:57, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:
> 
> >>> Perhaps due to the lack of x86 processors supporting more than 40-bits
> >>> of physical address space that are currently on the market.  But we
> >>> know that's going to change fairly shortly and x86 will finally get
> >>> support for more than 1TB.  That opens the doors for hardware vendors
> >>> to create interesting configurations and maybe not worry so much about
> >>> compressing the address space into a contiguous block.  If Xen can't
> >>> support at least a 44-bit physical address space within the 4.x
> >>> lifetime, it could become a serious limiting factor.  It seems rather
> >>> shortsighted not to prepare for it now, especially given the
> >>> opportunity we have at a major version break.  Thanks,
> >> 
> >> If it's considered important we can hold up until next week.
> > 
> > Any progress with this 44-bit address space support?
> 
> Yes, it's checked in now, ahead of 4.0.0-rc2.
> 

Oh, nice, I missed that.

Thanks!

-- Pasi


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