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From: Roman Mamedov <rm@romanrm.net>
To: Nikolay Borisov <nborisov@suse.com>
Cc: Qu Wenruo <wqu@suse.com>, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] btrfs: inode: Don't compress if NODATASUM or NODATACOW set
Date: Mon, 14 May 2018 13:20:04 +0500	[thread overview]
Message-ID: <20180514132004.3afec300@natsu> (raw)
In-Reply-To: <90871596-c030-930b-57ad-7db63b4f579d@suse.com>

On Mon, 14 May 2018 11:10:34 +0300
Nikolay Borisov <nborisov@suse.com> wrote:

> But if we have mounted the fs with FORCE_COMPRESS shouldn't we disregard
> the inode flags, presumably the admin knows what he is doing?

Please don't. Personally I always assumed chattr +C would prevent both CoW and
compression, and used that as a way to override volume-wide compress-force for
a particular folder. Now that it turns out this wasn't working, the patch
would fix it to behave in line with prior expectations.

-- 
With respect,
Roman

  reply	other threads:[~2018-05-14  8:27 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-14  7:02 [PATCH] btrfs: inode: Don't compress if NODATASUM or NODATACOW set Qu Wenruo
2018-05-14  8:10 ` Nikolay Borisov
2018-05-14  8:20   ` Roman Mamedov [this message]
2018-05-14  8:36     ` Nikolay Borisov
2018-05-14  9:31       ` james harvey
2018-05-14  9:39       ` Roman Mamedov
2018-05-14  9:46         ` Nikolay Borisov
2018-05-14 16:49           ` David Sterba
2018-05-14  9:30     ` james harvey
2018-05-14 10:35       ` Qu Wenruo
2018-05-14 22:24         ` james harvey
2018-05-15  0:15         ` james harvey
2018-05-14  8:24   ` Qu Wenruo
2018-05-14 16:52 ` David Sterba
2018-05-14 20:46   ` Timofey Titovets
2018-05-15 18:18     ` David Sterba
2018-05-14 22:29   ` james harvey
2018-05-15  1:35   ` Qu Wenruo

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