From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <3DE4BB87.8070708@torque.net> Date: Wed, 27 Nov 2002 23:33:11 +1100 From: Douglas Gilbert Reply-To: dougg@torque.net MIME-Version: 1.0 Subject: Re: [PATCH] Really start using the page walking API References: <20021124233449.F5263@nightmaster.csn.tu-chemnitz.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Ingo Oeser Cc: Andrew Morton , Kai Makisara , Gerd Knorr , linux-mm@kvack.org List-ID: Ingo Oeser wrote: > Hi all, > > here come some improvements of the page walking API code. > > First: make_pages_present() would do an infinite recursion, if > used in find_extend_vma(). I fixed this. Might as well have > caused the ntp crash, that has been observed. > So these make_pages_present parts are really important. > > I also did the promised rewrite of make_pages_present() and its > users. > > MM-Gurus: Please double check, that I always provide the right vma. > > I also did two sample implementations (Kai and Doug, this is why > you are CC'ed) of the scatter list walking and removed ~100 > lines of code while doing it. Ingo, I see that Andrew has put this patch in 2.5.49-mm2 and seems to be asking for testers. So I will try and test sg's usage. [It is a while since I built in sg (and other drivers) but working modules has been very frustrating since 2.5.48 ...] Doug Gilbert -- 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/