linux-ext4 - Re: [PATCH] ext4: enforce online defrag restriction for encrypted files

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Message-ID: <20160906030518.igheo52lccautlvo@thunk.org>
Date:   Mon, 5 Sep 2016 23:05:18 -0400
From:   Theodore Ts'o <tytso@....edu>
To:     Eric Whitney <enwlinux@...il.com>
Cc:     linux-ext4@...r.kernel.org
Subject: Re: [PATCH] ext4: enforce online defrag restriction for encrypted
 files

On Fri, Jul 22, 2016 at 06:17:55PM -0400, Eric Whitney wrote:
> Online defragging of encrypted files is not currently implemented.
> However, the move extent ioctl can still return successfully when
> called.  For example, this occurs when xfstest ext4/020 is run on an
> encrypted file system, resulting in a corrupted test file and a
> corresponding test failure.
> 
> Until the proper functionality is implemented, fail the move extent
> ioctl if either the original or donor file is encrypted.
> 
> Signed-off-by: Eric Whitney <enwlinux@...il.com>

Thanks, applied.

						- Ted
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