[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [PATCH v5 07/19] xen: arm: allocate dom0 memory separately from preparing the dtb

On Wed, 2013-11-13 at 19:21 +0000, Stefano Stabellini wrote:
> On Wed, 13 Nov 2013, Ian Campbell wrote:
> > Mixing these two together is a pain, it forces us to prepare the dtb before
> > processing the kernel which means we don't know whether the guest is 32- or
> > 64-bit while we construct its DTB.
> > 
> > Instead split out the memory allocation (including 1:1 workaround handling)
> > and p2m setup into a separate phase and then create a memory node in the DTB
> > based on the result.
> > 
> > This allows us to move kernel parsing before DTB setup.
> > 
> > As part of this it was also necessary to rework where the decision regarding
> > the placement of the DTB and initrd in RAM was made. It is now made when
> > loading the kernel, which allows it to make use of the zImage/ELF specific
> > information and therefore to make decisions based on complete knowledge and 
> > do
> > it right rather than guessing in prepare_dtb and relying on a later check to
> > see if things worked.
> > 
> > Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> It looks good

Can I take that as an Acked-by?

Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.