[Xen-devel] Re: [RFC PATCH 0/4] (Take 2): transcendent memory ("tmem") for Linux

[Avi Kivity <avi@xxxxxxxxxx>]

On 07/14/2009 12:17 AM, Anthony Liguori wrote:
> Chris Mason wrote:
> > On Mon, Jul 13, 2009 at 03:38:45PM -0500, Anthony Liguori wrote:
> >   I'll definitely grant that caching with writethough adds more caching,
> > but it does need trim support before it is similar to tmem.
> I think trim is somewhat orthogonal but even if you do need it, the 
> nice thing about implementing ATA trim support verses a 
> paravirtualization is that it works with a wide variety of guests.
> From the perspective of the VMM, it seems like a good thing.
trim is also lovely in that images will no longer grow monotonously even 
though guest disk usage is constant or is even reduced.
--
error compiling committee.c: too many arguments to function


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