[PATCH 0/7] fsdax,xfs: Add reflink&dedupe support for fsdax · Shiyang Ruan <hidden> · 2021-02-07
[PATCH 3/7] fsdax: Copy data before write · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 3/7] fsdax: Copy data before write · Christoph Hellwig <hch@lst.de> · 2021-02-08
Re: [PATCH 3/7] fsdax: Copy data before write · Ruan Shiyang <hidden> · 2021-02-09
[PATCH 1/7] fsdax: Output address in dax_iomap_pfn() and rename it · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 1/7] fsdax: Output address in dax_iomap_pfn() and rename it · Christoph Hellwig <hch@lst.de> · 2021-02-08
Re: [PATCH 1/7] fsdax: Output address in dax_iomap_pfn() and rename it · Xiaoguang Wang <hidden> · 2021-02-22
回复: [PATCH 1/7] fsdax: Output address in dax_iomap_pfn() and rename it · ruansy.fnst@fujitsu.com <hidden> · 2021-02-23
[PATCH 2/7] fsdax: Introduce dax_copy_edges() for CoW · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 2/7] fsdax: Introduce dax_copy_edges() for CoW · Christoph Hellwig <hch@lst.de> · 2021-02-08
[PATCH 4/7] fsdax: Replace mmap entry in case of CoW · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 4/7] fsdax: Replace mmap entry in case of CoW · Christoph Hellwig <hch@lst.de> · 2021-02-08
Re: [PATCH 4/7] fsdax: Replace mmap entry in case of CoW · David Sterba <hidden> · 2021-02-16
Re: [PATCH 4/7] fsdax: Replace mmap entry in case of CoW · Ruan Shiyang <hidden> · 2021-02-17
[PATCH 6/7] fs/xfs: Handle CoW for fsdax write() path · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 6/7] fs/xfs: Handle CoW for fsdax write() path · Christoph Hellwig <hch@lst.de> · 2021-02-08
[PATCH 7/7] fs/xfs: Add dedupe support for fsdax · Shiyang Ruan <hidden> · 2021-02-07
[PATCH 5/7] fsdax: Dedup file range to use a compare function · Shiyang Ruan <hidden> · 2021-02-07
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Christoph Hellwig <hch@lst.de> · 2021-02-08
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Ruan Shiyang <hidden> · 2021-02-09
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Christoph Hellwig <hch@lst.de> · 2021-02-09
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Ruan Shiyang <hidden> · 2021-02-09
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Christoph Hellwig <hch@lst.de> · 2021-02-10
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Ruan Shiyang <hidden> · 2021-02-17
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · "Darrick J. Wong" <djwong@kernel.org> · 2021-02-18
Re: [PATCH 5/7] fsdax: Dedup file range to use a compare function · Christoph Hellwig <hch@lst.de> · 2021-02-25
Re: [PATCH 0/7] fsdax,xfs: Add reflink&dedupe support for fsdax · Jan Kara <jack@suse.cz> · 2021-02-08
Re: [PATCH 0/7] fsdax,xfs: Add reflink&dedupe support for fsdax · Ruan Shiyang <hidden> · 2021-02-09

Re: [PATCH 2/7] fsdax: Introduce dax_copy_edges() for CoW

From: Christoph Hellwig <hch@lst.de>
Date: 2021-02-08 15:14:21
Also in: linux-fsdevel, linux-xfs, lkml, nvdimm, ocfs2-devel

On Mon, Feb 08, 2021 at 01:09:19AM +0800, Shiyang Ruan wrote:

dax_copy_edges() is a helper functions performs a copy from one part of
the device to another for data not page aligned.

The function looks good to me, but adding a static function without a
user is not very bisection friendly.

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