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From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 1/1] xfs: use reflink to assist unaligned copy_file_range calls
Date: Tue, 1 Dec 2020 10:02:06 +0000	[thread overview]
Message-ID: <20201201100206.GA10262@infradead.org> (raw)
In-Reply-To: <160679383664.447787.14224539520566294960.stgit@magnolia>

On Mon, Nov 30, 2020 at 07:37:16PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> Add a copy_file_range handler to XFS so that we can accelerate file
> copies with reflink when the source and destination ranges are not
> block-aligned.  We'll use the generic pagecache copy to handle the
> unaligned edges and attempt to reflink the middle.

Isn't this something we could better handle in the VFS (or a generic
helper) so that all file systems that support reflink could benefit?

  reply	other threads:[~2020-12-01 10:03 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-01  3:37 [PATCH 0/1] xfs: faster unaligned copy_file_range Darrick J. Wong
2020-12-01  3:37 ` [PATCH 1/1] xfs: use reflink to assist unaligned copy_file_range calls Darrick J. Wong
2020-12-01 10:02   ` Christoph Hellwig [this message]
2020-12-06 23:21     ` Darrick J. Wong
2020-12-07 14:20       ` Christoph Hellwig
2020-12-01 15:25   ` Brian Foster
2020-12-06 23:24     ` Darrick J. Wong
2020-12-07 14:01       ` Brian Foster

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