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Re: [Xen-devel] [PATCH] xenpaging:add a new array to speed up page-in in xenpaging

On Wed, Jan 11, Hongkaixing wrote:

> Sorry, this mail is sent out in hurry. In fact we send out 2 patches , and 
> this is only one patch. The second patch is the key.
> The second patch is about adding a fast way to trigger page-in. 
> Titile is [PATCH 2 of 2] xenpaging:change page-in process to speed up page-in 
> in xenpaging.
> http://lists.xen.org/archives/html/xen-devel/2012-01/msg00210.html
> In this patch, we get the return value from p2m_mem_paging_populate(). 
> Because we want to known whether this p2mt is changed by balloon or others.
> After this patch is published, we have received much advice, so a more 
> perfect patch will be sent out later 

There is work being done to do page-in and page-out in a different way.
Please have a look at this work, it replaces what is currently done:


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