From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct truncating of page v2 Date: Wed, 5 Aug 2009 09:00:39 -0600 Message-ID: <20090805150038.GL3711@parisc-linux.org> References: <200908051136.682859934@firstfloor.org> <20090805093638.D3754B15D8@basil.firstfloor.org> <20090805102008.GB17190@wotan.suse.de> <20090805134607.GH11385@basil.fritz.box> <20090805140145.GB28563@wotan.suse.de> <20090805141001.GJ11385@basil.fritz.box> <20090805141642.GB23992@wotan.suse.de> <20090805144112.GM11385@basil.fritz.box> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Nick Piggin , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, fengguang.wu@intel.com, hidehiro.kawai.ez@hitachi.com, linux-arch@vger.kernel.org, linux-parisc@vger.kernel.org To: Andi Kleen Return-path: In-Reply-To: <20090805144112.GM11385@basil.fritz.box> List-ID: List-Id: linux-parisc.vger.kernel.org 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."