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From: Nikolay Borisov <nborisov@suse.com>
To: Alex Shashkov <oleks.sha74@gmail.com>, linux-btrfs@vger.kernel.org
Subject: Re: Deletion on BTRFS - how does it work
Date: Thu, 22 Aug 2019 19:18:40 +0300	[thread overview]
Message-ID: <cdc805dc-a276-8943-6b40-f878e698c580@suse.com> (raw)
In-Reply-To: <CAKzB54QYNFjgfPUM8KqAHGPwSWPVczbhZidKpCpL7baJO8hzAA@mail.gmail.com>



On 9.08.19 г. 7:25 ч., Alex Shashkov wrote:
> I'm trying to understand how deletion works on BTRFS. Let's say
> directory containing files and other directories gets deleted. What is
> essentially happening during this action, what strucutres get updated,
> what artifacts remain after the deletion, is it possible to find them
> and recover deleted objects, if yes, then how? Thanks in advance!

You want to look into btrfs_unlink_inode to see how unlinking works in
bttrfs.

> 

  reply	other threads:[~2019-08-22 16:18 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-09  1:24 [PATCH v1.2 0/3] btrfs: tree-checker: Add extent items check Qu Wenruo
2019-08-09  1:24 ` [PATCH v1.2 1/3] btrfs: tree-checker: Add EXTENT_ITEM and METADATA_ITEM check Qu Wenruo
2019-08-22 14:59   ` David Sterba
2019-08-09  1:24 ` [PATCH v1.2 2/3] btrfs: tree-checker: Add simple keyed refs check Qu Wenruo
     [not found]   ` <CAKzB54SN1FmGhGHQOfT2fvn=ESQn4vOwbPpPM7p8eJRkNmvf7w@mail.gmail.com>
2019-08-09  4:25     ` Deletion on BTRFS - how does it work Alex Shashkov
2019-08-22 16:18       ` Nikolay Borisov [this message]
2019-08-22 15:02   ` [PATCH v1.2 2/3] btrfs: tree-checker: Add simple keyed refs check David Sterba
2019-08-09  1:24 ` [PATCH v1.2 3/3] btrfs: tree-checker: Add EXTENT_DATA_REF check Qu Wenruo
2019-08-22 15:08 ` [PATCH v1.2 0/3] btrfs: tree-checker: Add extent items check David Sterba

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