From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: [PATCH v10 00/62] Convert page cache to XArray Date: Sat, 14 Apr 2018 12:58:59 -0700 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-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=In-Reply-To:Content-Type:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=ATgzrYnfLzeXsydg+R9qrgcpOo0DmmtIWygsjBX8iso=; b=bjND4j670rgIjuC8SNafAos/q9 /CuwzNmsojUqtg60Mug2gK8Jem3FDSdBbcubU1kC9ORe4Upk3b8INjzV//7jFNffV2qn4YSh0HH2z 9JVeoeaPeWN/LMuOz1VZGOGs8b63rZAaYNh6sWYSCEjwTzdY9k1OykTo/VEBGySx4pG0=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To :From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=ATgzrYnfLzeXsydg+R9qrgcpOo0DmmtIWygsjBX8iso=; b=bzvwNDxeeWw9x5r4re6ChalN/Y jO1+ebs0IyT+EPzecKsx9R+7gjyFgBPYqBgPKlH8x3x7kzqkUZqh5pNBpxip8W5HnUpdhIXE8lKdF lSr7GR/3nrIi3R1Z7s2fakU+t04gAIU33UkdBKzlY1X8ojjwGPuwje8InDEn62Wnr/QM=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=ATgzrYnfLzeXsydg+R9qrgcpOo0DmmtIWygsjBX8iso=; b=e4oMpwHuusDF7hs9xcgjauDhQ SkS3pHIoYw4yDGwKXy5jXcHK4i4N+bhZNe8wEZD1X5WHgNTBpuy7+8QpekNUlHgRPZRaix26L7sjP sQj6w01OARQi85y+2ZmqkbbwVOHcbybq0AUX5DekPcQb3VYgWMyVo8jTcv8yVA17KL8QzBmixkTT8 +TtJOk8JZZyAq0K89e1rIkmBZA+HxJ3K5l/52to/yQl7cpy2lDc1NMizv/EHjVaCo/+IUTTjnxGSZ n1Nl2wjugwbSNdF1Bj7K6xe1IZaKtZhEoNf0CkS3AG2u8umpMwEaGAqwhcKGX/HwdHaFt2hmbjZHe ZldVTakRw==; Content-Disposition: inline In-Reply-To: <20180414195030.GB31523@bombadil.infradead.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net To: Goldwyn Rodrigues Cc: linux-nilfs@vger.kernel.org, Jan Kara , Jeff Layton , Matthew Wilcox , James Simmons , Jaegeuk Kim , Andreas Dilger , Nicholas Piggin , linux-f2fs-devel@lists.sourceforge.net, Oleg Drokin , linux-mm@kvack.org, Ryusuke Konishi , linux-fsdevel@vger.kernel.org, Lukas Czerner , Ross Zwisler , Christoph Hellwig , 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 ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot