From: Andreas Philipp <philipp.andreas@gmail.com>
To: Hugo Mills <hugo@carfax.org.uk>, Yi Yang <yi.y.yang@intel.com>,
linux-btrfs@vger.kernel.org
Subject: Re: How to get the default subvolume?
Date: Fri, 08 Jul 2011 12:01:38 +0200 [thread overview]
Message-ID: <4E16D582.6050808@gmail.com> (raw)
In-Reply-To: <20110708095802.GA19280@carfax.org.uk>
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On 08.07.2011 11:58, Hugo Mills wrote:
> On Fri, Jul 08, 2011 at 05:58:02PM +0800, Yi Yang wrote:
>> I know I can set the default subvolume for a btrfs fs using
>>
>> sudo btrfs subvolume set-default 256 /btrfs/mnt
>>
>> But after that, how can get the default subvolume name? In my opinion,
>> btrfs-progs should provide "btrfs subvolume get-default /btrfs/mnm" to
get
>> the default subvolume id and name, I think it is very easy to do this in
>> btrfs-progs and btrfs kernel space.
>
> I don't think the current btrfs-progs will do it. As you pointed
> out though, it's pretty easy to write the code to get the information
> (I implemented it for btrfs-gui without any additional kernel code,
> for example). We just need someone to implement it. :)
>
> I'd do it myself, but there's about a dozen things higher up my
> priority list right now.
>
Well, I'd be happy to try it. If it's fine, I will try to follow the
implementation from btrfs-gui.
Andreas
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next prev parent reply other threads:[~2011-07-08 10:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-08 9:58 How to get the default subvolume? Yi Yang
2011-07-08 9:58 ` Hugo Mills
2011-07-08 10:01 ` Andreas Philipp [this message]
2011-07-08 10:06 ` Yang, Yi Y
2011-07-08 10:13 ` Hugo Mills
2011-07-08 10:28 ` Yang, Yi Y
2011-07-08 11:01 ` Hugo Mills
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