Re: [PATCH] VMware Balloon driver

[Avi Kivity]

On 04/06/2010 01:40 AM, Andrew Morton wrote:
> On Tue, 06 Apr 2010 01:26:11 +0300
> Avi Kivity<avi@xxxxxxxxxx>  wrote:
>
>    
> > On 04/06/2010 01:17 AM, Andrew Morton wrote:
> >      
> > > > The basic idea of the driver is to allow a guest system to give up
> > > > memory it isn't using so it can be reused by other virtual machines (or
> > > > the host itself).
> > > >
> > > >          
> > > So...  does this differ in any fundamental way from what hibernation
> > > does, via shrink_all_memory()?
> > >
> > >        
> > Just the _all_ bit, and the fact that we need to report the freed page
> > numbers to the hypervisor.
> >
> >      
> So...  why not tweak that, rather than implementing some parallel thing?
>    

That's maybe 5 lines of code.  Most of the code is focused on 
interpreting requests from the hypervisor and replying with the page 
numbers.

--
error compiling committee.c: too many arguments to function

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