linux-kernel - Re: [PATCH v13 00/72] Convert page cache to XArray

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20180616120721.GA15447@bombadil.infradead.org>
Date:   Sat, 16 Jun 2018 05:07:21 -0700
From:   Matthew Wilcox <willy@...radead.org>
To:     Ross Zwisler <ross.zwisler@...ux.intel.com>, dsterba@...e.cz,
        linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Matthew Wilcox <mawilcox@...rosoft.com>,
        Jan Kara <jack@...e.cz>, Jeff Layton <jlayton@...hat.com>,
        Lukas Czerner <lczerner@...hat.com>,
        Christoph Hellwig <hch@....de>,
        Goldwyn Rodrigues <rgoldwyn@...e.com>,
        Nicholas Piggin <npiggin@...il.com>,
        Ryusuke Konishi <konishi.ryusuke@....ntt.co.jp>,
        linux-nilfs@...r.kernel.org, Jaegeuk Kim <jaegeuk@...nel.org>,
        Chao Yu <yuchao0@...wei.com>,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [PATCH v13 00/72] Convert page cache to XArray

On Wed, Jun 13, 2018 at 02:10:21PM -0600, Ross Zwisler wrote:
> I tested xarray-20180612 vs next-20180612, and your patches cause a new
> deadlock with XFS + DAX + generic/269.  Here's the output from
> "echo w > /proc/sysrq-trigger":

After getting my pmem setup working (thanks for the help Dan &
Jeff), I tracked this down to a missing call to dax_wake_entry() in
dax_writeback_one().  I'm running xfstests -g auto now to see if
there's anything else that needs to be fixed.