Re: Get the diff from a file in two snapshots.

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Subject: Re: Get the diff from a file in two snapshots.
From: Stef Bon <stefbon@xxxxxxxxx>
Date: Wed, 28 Jan 2015 11:28:31 +0100
Cc: Chris Murphy <lists@xxxxxxxxxxxxxxxxx>, Btrfs BTRFS <linux-btrfs@xxxxxxxxxxxxxxx>
In-reply-to: <20150128034636.GA13452@hungrycats.org>

Aha,

thanks a lot Zygo for the hint about fiemap. I will try this, it could
indeed save an awful lot of I/O.

Stef Bon
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References:
- Get the diff from a file in two snapshots.
  - From: Stef Bon
- Re: Get the diff from a file in two snapshots.
  - From: Chris Murphy
- Re: Get the diff from a file in two snapshots.
  - From: Stef Bon
- Re: Get the diff from a file in two snapshots.
  - From: Zygo Blaxell

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