Re: [Xen-devel] Reserved-memory node handling in XEN ( WAS Re: [ARM] Handling CMA pool device nodes in Dom0)

[Andrii Anisov <andrii_anisov@xxxxxxxx>]

Hello Julien,

On 26.07.17 20:06, Julien Grall wrote:
> If you use the memory allocator for those reserved region, then they 
> should be accounted in the domain memory. If not, then they are 
> entirely separated and then no need to account them. Just add a 
> separate memory node for it.
I've got your point.

> write-back cacheable is quite weak attribute for stage-2. Is that safe?
I guess the domain should drive the resultant cacheability because it 
knows how that memory region will be used. So the weakest write-back 
cacheability is the right choice. Is my understanding correct?
--

*Andrii Anisov*



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