Re: [Xen-devel] [PATCH v2 3/4] xen/arm: clean and invalidate all guest caches by VMID after domain build.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 04.02.14 at 17:07, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> On Tue, 2014-02-04 at 15:48 +0000, Jan Beulich wrote:
>> >>> On 04.02.14 at 16:43, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
>> > sync_page is a much better suggestion. Perhaps even
>> > sync_page_to/from_cache, I suppose that might actually be more
>> > confusing.
>> 
>> Hmm, on one hand it's even more precise, but otoh - how would a
>> sync_page_to_cache() look like?
> 
> That suggests moving something into the cache,

My problem is that I don't see how one would do this in a way
that _guarantees_ that at the end the data is in cache.

> where this function is
> actually pushing something out of the cache and into RAM.
> 
> sync_page_to_ram then? I think that is better than _from_cache.

Fine with me.

Jan


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