Re: [Xen-devel] [PATCH] xen: arm: Write to the correct PT when mapping the DTB on boot on arm64

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-07-25 at 13:12 +0100, Julien Grall wrote:
> On 07/25/2014 10:32 AM, Ian Campbell wrote:
> > We currently get away with this because when debug=y and earlyprintk is 
> > enabled
> > the previous block of (conditinal) code would have set this up. 
> > Historically we
> 
> NIT: conditional

Fixed.

> > mostly got away with it even without those options because the pre paging 
> > code
> > would normally (at least on h/w we test) leave x4 set to the paddr of
> > boot_second.
> > 
> > This latent bug has always been present but was exposed by ca59618967fe 
> > "xen:
> > arm: Handle 4K aligned hypervisor load address" (or one of the related 
> > patches)
> > since now x4 is quite likely to point to boot_third not boot_second.
> > 
> > Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> 
> Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>

Applied, thanks.



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