linux-ext4 - Re: [PATCH v4 00/18] dax: fix dma vs truncate/hole-punch

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Date:   Thu, 4 Jan 2018 09:17:55 +0100
From:   Christoph Hellwig <hch@....de>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     akpm@...ux-foundation.org, Michal Hocko <mhocko@...e.com>,
        jack@...e.cz, Peter Zijlstra <peterz@...radead.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Dave Chinner <david@...morbit.com>,
        Andreas Dilger <adilger.kernel@...ger.ca>, hch@....de,
        Matthew Wilcox <mawilcox@...rosoft.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Jeff Moyer <jmoyer@...hat.com>, Ingo Molnar <mingo@...hat.com>,
        ross.zwisler@...ux.intel.com, linux-ext4@...r.kernel.org,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        linux-fsdevel@...r.kernel.org,
        Jérôme Glisse <jglisse@...hat.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Gerald Schaefer <gerald.schaefer@...ibm.com>,
        linux-nvdimm@...ts.01.org, Theodore Ts'o <tytso@....edu>,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        linux-xfs@...r.kernel.org, Jan Kara <jack@...e.com>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Paul Mackerras <paulus@...ba.org>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Subject: Re: [PATCH v4 00/18] dax: fix dma vs truncate/hole-punch

> So far this solution only targets xfs since it already implements
> xfs_break_layouts in all the locations that would need this
> synchronization. It applies on top of the vmem_altmap / dev_pagemap
> reworks from Christoph.

Those got a rebase since your posting of this series, btw.