Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct truncating of page v2

Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct truncating of page v2

[Matthew Wilcox]

On Wed, Aug 05, 2009 at 04:41:12PM +0200, Andi Kleen wrote:
> > One question I had for the others (Andrew? other mm guys?) what is the
> > feelings of merging this feature? Leaving aside exact implementation
> > and just considering the high level design and cost/benefit. Last time
> > there were some people objecting, so I wonder the situation now? So
> > does anybody need more convincing? :)
> 
> The main objection last time was that it was a bit too late in the 
> release schedule.
> 
> I can't remember anyone really questioning the basic feature itself.
> 
> > Also I will just cc linux-arch. It would be interesting to know whether
> > powerpc, ia64, or s390 or others would be interested to use this feature?
> 
> ia64 is interested (but no code so far) I talked to DaveM and he seems to be 
> interested for sparc too.  I would expect other server architectures to 
> eventually use it as they get around to writing the necessary architecture 
> specific glue.

parisc could certainly implement this.  Don't know if there's interest.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."