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From: Goffredo Baroncelli <kreijack@gmail.com>
To: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 1/2] [Repost] btrfslabel - user space
Date: Mon, 4 Jan 2010 20:15:14 +0100	[thread overview]
Message-ID: <201001042015.14647.kreijack@libero.it> (raw)
In-Reply-To: <201001041959.21312.kreijack@libero.it>

On Monday 04 January 2010, Goffredo Baroncelli wrote:
> Hi all,
> 
> recently I needed to change a label of a btrfs filesystem. After a 
> bit of googling I discovered the Morey patches (dated august 2008). 
> 
> So I update the patches to the latest btrfs source. The patches 
> creates a new command called btrfslabel which is able to change the
>  label of a btrfs filesystem.
> 
> The command differentiates two cases:
> - the filesystem is mounted: the change is done by the kernel (see 
> the second patch), btrfslabel uses an ioctl to start the label changing.
> - the filesystem is unmounted: the change is performed in user space.

I forgot to mention that even if the kernel isn't patched, it is still 
possible to change a label of an unmounted btrfs filesystem.

-- 
gpg key@ keyserver.linux.it: Goffredo Baroncelli (ghigo) <kreijackATinwind.it>
Key fingerprint = 4769 7E51 5293 D36C 814E  C054 BF04 F161 3DC5 0512

      reply	other threads:[~2010-01-04 19:15 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-04 18:59 [PATCH 1/2] [Repost] btrfslabel - user space Goffredo Baroncelli
2010-01-04 19:15 ` Goffredo Baroncelli [this message]

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