From: Liu Bo <bo.li.liu@oracle.com>
To: dsterba@suse.cz, linux-btrfs@vger.kernel.org, dsterba@suse.com
Subject: Re: [PATCH] Btrfs-progs: use btrfs-debugfs to fetch block group information
Date: Wed, 16 Mar 2016 20:59:26 -0700 [thread overview]
Message-ID: <20160317035925.GA29904@localhost.localdomain> (raw)
In-Reply-To: <20160316093649.GG21722@twin.jikos.cz>
On Wed, Mar 16, 2016 at 10:36:49AM +0100, David Sterba wrote:
> On Mon, Jan 11, 2016 at 12:10:22PM -0800, Liu Bo wrote:
> > From: liub.liubo@gmail.com <boliu23@localhost.localdomain>
> >
> > This aims to decide whether a balance can reduce the number of
> > data block groups and if it is, this shows the '-dvrange' block
> > group's objectid.
> >
> > Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
>
> Applied. I consider btrfs-debugfs as a debugging utility only, without
> guarantees of a stable output or commandline arugments.
Yeah, one thing about this is that the debugfs is using btrfs_ioctl_search_args_v2, which may not be supported in old kernels, so it cannot be used before backporting struct btrfs_ioctl_search_args_v2, do we need to change it to btrfs_ioctl_search_args_v1?
Thanks,
-liubo
next prev parent reply other threads:[~2016-03-17 3:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-11 20:10 [PATCH] Btrfs-progs: use btrfs-debugfs to fetch block group information Liu Bo
2016-03-16 9:36 ` David Sterba
2016-03-17 3:59 ` Liu Bo [this message]
2016-03-17 12:49 ` David Sterba
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