From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f69.google.com (mail-pl0-f69.google.com [209.85.160.69]) by kanga.kvack.org (Postfix) with ESMTP id DFCE56B0003 for ; Sat, 14 Apr 2018 15:59:02 -0400 (EDT) Received: by mail-pl0-f69.google.com with SMTP id o2-v6so148164plk.0 for ; Sat, 14 Apr 2018 12:59:02 -0700 (PDT) Received: from bombadil.infradead.org (bombadil.infradead.org. [2607:7c80:54:e::133]) by mx.google.com with ESMTPS id d11si5312124pgf.490.2018.04.14.12.59.01 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 14 Apr 2018 12:59:01 -0700 (PDT) Date: Sat, 14 Apr 2018 12:58:59 -0700 From: Matthew Wilcox Subject: Re: [PATCH v10 00/62] Convert page cache to XArray Message-ID: <20180414195859.GC31523@bombadil.infradead.org> References: <20180330034245.10462-1-willy@infradead.org> <20180414195030.GB31523@bombadil.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180414195030.GB31523@bombadil.infradead.org> Sender: owner-linux-mm@kvack.org List-ID: To: Goldwyn Rodrigues Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Matthew Wilcox , Jan Kara , Jeff Layton , Lukas Czerner , Ross Zwisler , Christoph Hellwig , Nicholas Piggin , Ryusuke Konishi , linux-nilfs@vger.kernel.org, Jaegeuk Kim , Chao Yu , linux-f2fs-devel@lists.sourceforge.net, Oleg Drokin , Andreas Dilger , James Simmons , Mike Kravetz On Sat, Apr 14, 2018 at 12:50:30PM -0700, Matthew Wilcox wrote: > On Mon, Apr 09, 2018 at 04:18:07PM -0500, Goldwyn Rodrigues wrote: > > I'm sorry I missed this email. My inbox is a disaster :( > > > I tried these patches against next-20180329 and added the patch for the > > bug reported by Mike Kravetz. I am getting the following BUG on ext4 and > > xfs, running generic/048 tests of fstests. Each trace is from a > > different instance/run. > > Yikes. I haven't been able to reproduce this. Maybe it's a matter of > filesystem or some other quirk. > > It seems easy for you to reproduce it, so would you mind bisecting it? > Should be fairly straightforward; I'd start at commit "xarray: Add > MAINTAINERS entry", since the page cache shouldn't be affected by anything > up to that point, then bisect forwards from there. > > > BTW, for my convenience, do you have these patches in a public git tree? > > I didn't publish it; it's hard to push out a tree based on linux-next. > I'll try to make that happen. Figured it out: http://git.infradead.org/users/willy/linux-dax.git/shortlog/refs/heads/xarray-20180413 aka git://git.infradead.org/users/willy/linux-dax.git xarray-20180413