From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx103.postini.com [74.125.245.103]) by kanga.kvack.org (Postfix) with SMTP id BAF956B005A for ; Mon, 8 Oct 2012 04:48:14 -0400 (EDT) Date: Mon, 8 Oct 2012 09:48:07 +0100 From: Mel Gorman Subject: Re: CMA broken in next-20120926 Message-ID: <20121008084806.GH29125@suse.de> References: <20120928105113.GA18883@avionic-0098.mockup.avionic-design.de> <20120928110712.GB29125@suse.de> <20120928113924.GA25342@avionic-0098.mockup.avionic-design.de> <20120928124332.GC29125@suse.de> <20121001142428.GA2798@avionic-0098.mockup.avionic-design.de> <20121002124814.GA31316@avionic-0098.mockup.avionic-design.de> <20121002144135.GO29125@suse.de> <20121002150307.GA1161@avionic-0098.mockup.avionic-design.de> <20121002151217.GP29125@suse.de> <20121008080654.GD13817@bbox> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20121008080654.GD13817@bbox> Sender: owner-linux-mm@kvack.org List-ID: To: Minchan Kim Cc: Thierry Reding , Peter Ujfalusi , Andrew Morton , Marek Szyprowski , Michal Nazarewicz , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Bartlomiej Zolnierkiewicz , Kyungmin Park , Mark Brown On Mon, Oct 08, 2012 at 05:06:54PM +0900, Minchan Kim wrote: > Hi Mel, > > On Tue, Oct 02, 2012 at 04:12:17PM +0100, Mel Gorman wrote: > > On Tue, Oct 02, 2012 at 05:03:07PM +0200, Thierry Reding wrote: > > > On Tue, Oct 02, 2012 at 03:41:35PM +0100, Mel Gorman wrote: > > > > On Tue, Oct 02, 2012 at 02:48:14PM +0200, Thierry Reding wrote: > > > > > > So this really isn't all that new, but I just wanted to confirm my > > > > > > results from last week. We'll see if bisection shows up something > > > > > > interesting. > > > > > > > > > > I just finished bisecting this and git reports: > > > > > > > > > > 3750280f8bd0ed01753a72542756a8c82ab27933 is the first bad commit > > > > > > > > > > I'm attaching the complete bisection log and a diff of all the changes > > > > > applied on top of the bad commit to make it compile and run on my board. > > > > > Most of the patch is probably not important, though. There are two hunks > > > > > which have the pageblock changes I already posted an two other hunks > > > > > with the patch you posted earlier. > > > > > > > > > > I hope this helps. If you want me to run any other tests, please let me > > > > > know. > > > > > > > > > > > > > Can you test with this on top please? > > > > > > That doesn't build on top of the bad commit. Or is it supposed to go on > > > top of next-20120926? > > > > > > > It doesn't build or do you mean it doesn't apply? Assuming the problem > > was that it didn't apply then try this one. It applies on top of > > next-20120928 which is the closest tag I have to next-20120926. > > > > ---8<--- > > mm: compaction: Cache if a pageblock was scanned and no pages were isolated -fix3 > > > > CMA requires that the PG_migrate_skip hint be skipped but it was only > > skipping it when isolating pages for migration, not for free. Ensure > > cc->isolate_skip_hint gets passed in both cases. > > > > This is a fix for > > mm-compaction-cache-if-a-pageblock-was-scanned-and-no-pages-were-isolated-fix.patch > > > > Signed-off-by: Mel Gorman > Acked-by: Minchan Kim > > But please resend below compile error fixing. > Thanks Minchan. I did resent this patch to Andrew with the subject "[PATCH] mm: compaction: Cache if a pageblock was scanned and no pages were isolated -fix3". It should have had the build errors fixed but has not been picked up yet. -- Mel Gorman SUSE Labs -- 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: email@kvack.org