From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <41DD608A.80003@sgi.com> Date: Thu, 06 Jan 2005 10:00:10 -0600 From: Ray Bryant MIME-Version: 1.0 Subject: Re: page migration patchset References: <41DC7EAD.8010407@mvista.com> <20050106144307.GB59451@muc.de> In-Reply-To: <20050106144307.GB59451@muc.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Andi Kleen Cc: Steve Longerbeam , Hugh Dickins , Christoph Lameter , Kernel Mailing List , linux-mm , andrew morton List-ID: Andi Kleen wrote: > > You need lazy hugetlbfs to use it (= allocate at page fault time, > not mmap time). Otherwise the policy can never be applied. I implemented > my own version of lazy allocation for SLES9, but when I wanted to > merge it into mainline some other people told they had a much better > singing&dancing lazy hugetlb patch. So I waited for them, but they > never went forward with their stuff and their code seems to be dead > now. So this is still a dangling end :/ > > If nothing happens soon regarding the "other" hugetlb code I will > forward port my SLES9 code. It already has NUMA policy support. Andi, I too have been frustrated by this process. I think Christoph Lameter at SGI is looking at forward porting the "old" lazy hugetlbpage allocation code. Of course, the proof is in the "doing" of this and I am not sure what other priorities he has at the moment. -- Best Regards, Ray ----------------------------------------------- Ray Bryant 512-453-9679 (work) 512-507-7807 (cell) raybry@sgi.com raybry@austin.rr.com The box said: "Requires Windows 98 or better", so I installed Linux. ----------------------------------------------- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org