From: Christoph Hellwig <hch@lst.de>
To: Dan Williams <dan.j.williams@intel.com>
Cc: Jan Kara <jack@suse.cz>, linux-nvdimm <linux-nvdimm@lists.01.org>,
"Darrick J. Wong" <darrick.wong@oracle.com>,
Dave Chinner <david@fromorbit.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-xfs <linux-xfs@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH v6 12/15] xfs: require mmap lock for xfs_break_layouts()
Date: Mon, 19 Mar 2018 22:14:01 +0100 [thread overview]
Message-ID: <20180319211401.GA5291@lst.de> (raw)
In-Reply-To: <CAPcyv4hhM3py_YG-qYcAxsqdCZT1aM+ziKffijVManPngbCg_A@mail.gmail.com>
On Mon, Mar 19, 2018 at 01:10:52PM -0700, Dan Williams wrote:
> On Mon, Mar 19, 2018 at 12:45 PM, Christoph Hellwig <hch@lst.de> wrote:
> > On Mon, Mar 19, 2018 at 10:57:55AM -0700, Dan Williams wrote:
> >> I don't see anything to adapt with respect to mmap locks since reflink
> >> and dax are mutually exclusive.
> >
> > For now. I'll change that pretty soon.
>
> Right, so which patch set will be staged first? This one or the one
> that causes us to consider reflink vs dax locking?
Given that I haven't even posted the reflink+DAX support (not fixed
all issues with it) I'm pretty sure you'll be faster :)
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next prev parent reply other threads:[~2018-03-19 21:07 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-15 15:51 [PATCH v6 00/15] dax: fix dma vs truncate/hole-punch Dan Williams
2018-03-15 15:51 ` [PATCH v6 01/15] dax: store pfns in the radix Dan Williams
2018-03-15 15:51 ` [PATCH v6 02/15] fs, dax: prepare for dax-specific address_space_operations Dan Williams
2018-03-16 18:59 ` Christoph Hellwig
2018-03-15 15:51 ` [PATCH v6 03/15] block, dax: remove dead code in blkdev_writepages() Dan Williams
2018-03-16 18:59 ` Christoph Hellwig
2018-03-15 15:51 ` [PATCH v6 04/15] xfs, dax: introduce xfs_dax_aops Dan Williams
2018-03-16 19:00 ` Christoph Hellwig
2018-03-15 15:51 ` [PATCH v6 05/15] ext4, dax: introduce ext4_dax_aops Dan Williams
2018-03-15 15:51 ` [PATCH v6 06/15] ext2, dax: introduce ext2_dax_aops Dan Williams
2018-03-18 4:02 ` kbuild test robot
2018-03-18 4:02 ` [RFC PATCH] ext2, dax: ext2_dax_aops can be static kbuild test robot
2018-03-15 15:52 ` [PATCH v6 07/15] fs, dax: use page->mapping to warn if truncate collides with a busy page Dan Williams
2018-03-18 6:26 ` kbuild test robot
2018-03-15 15:52 ` [PATCH v6 08/15] mm, dax: enable filesystems to trigger dev_pagemap ->page_free callbacks Dan Williams
2018-03-15 15:52 ` [PATCH v6 09/15] mm, dev_pagemap: introduce CONFIG_DEV_PAGEMAP_OPS Dan Williams
2018-03-15 15:52 ` [PATCH v6 10/15] memremap: mark devm_memremap_pages() EXPORT_SYMBOL_GPL Dan Williams
2018-03-15 15:52 ` [PATCH v6 11/15] mm, fs, dax: handle layout changes to pinned dax mappings Dan Williams
2018-03-16 19:01 ` Christoph Hellwig
2018-03-17 22:14 ` kbuild test robot
2018-03-15 15:52 ` [PATCH v6 12/15] xfs: require mmap lock for xfs_break_layouts() Dan Williams
2018-03-16 19:04 ` Christoph Hellwig
2018-03-16 19:10 ` Dan Williams
2018-03-19 17:33 ` Darrick J. Wong
2018-03-19 17:57 ` Dan Williams
2018-03-19 18:19 ` Darrick J. Wong
2018-03-19 18:34 ` Dan Williams
2018-03-19 19:45 ` Christoph Hellwig
2018-03-19 20:10 ` Dan Williams
2018-03-19 21:14 ` Christoph Hellwig [this message]
2018-03-15 15:52 ` [PATCH v6 13/15] xfs: communicate lock drop events from xfs_break_layouts() Dan Williams
2018-03-16 19:08 ` Christoph Hellwig
2018-03-15 15:52 ` [PATCH v6 14/15] xfs: prepare xfs_break_layouts() for another layout type Dan Williams
2018-03-16 19:08 ` Christoph Hellwig
2018-03-19 17:45 ` Darrick J. Wong
2018-03-19 18:09 ` Dan Williams
2018-03-15 15:52 ` [PATCH v6 15/15] xfs, dax: introduce xfs_break_dax_layouts() Dan Williams
2018-03-16 19:09 ` Christoph Hellwig
2018-03-17 22:11 ` kbuild test robot
2018-03-17 23:47 ` kbuild test robot
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