Re: [Xen-devel] [PATCH v5 0/7] xen/arm: Introduce alternative runtime patching for ARM64

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Wed, Jul 20, 2016 at 04:25:53PM +0100, Julien Grall wrote:
> Hello,
> 
> Some of the processor errata will require to modify code sequence. As those
> modifications may impact the performance, they should only be enabled on
> affected cores. Furthermore, Xen may also want to take advantage of
> new hardware features coming up with v8.1 and v8.2.
> 
> The first part of the series adds the alternative infrastructure, most of
> the code is based on Linux v4.6-rc3. The rest of the series implements
> errata for Cortex-A57 and Cortex-A53.
> 
> A branch with all the patches can be found here:
> 
> git://xenbits.xen.org/people/julieng/xen-unstable.git branch alternative-v5
> 
> For all the changes, see in each patch.

Hey!

I took a look at the patches. Only had some brief comments. I didn't review
the last three patches as I am not that familiar with the instructions.


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