From: David Sterba <dsterba@suse.cz>
To: Anand Jain <anand.jain@oracle.com>
Cc: linux-btrfs@vger.kernel.org, dsterba@suse.cz
Subject: Re: [PATCH v5 2/2] btrfs-progs: Introduce device delete by devid
Date: Mon, 14 Mar 2016 14:41:39 +0100 [thread overview]
Message-ID: <20160314134139.GE18908@twin.jikos.cz> (raw)
In-Reply-To: <1457944309-448-1-git-send-email-anand.jain@oracle.com>
On Mon, Mar 14, 2016 at 04:31:49PM +0800, Anand Jain wrote:
> From: Anand Jain <Anand.Jain@oracle.com>
>
> This patch introduces new option <devid> for the command
>
> btrfs device delete <device_path|devid>[..] <mnt>
>
> In a user reported issue on a 3-disk-RAID1, one disk failed with its
> SB unreadable. Now with this patch user will have a choice to delete
> the device using devid.
>
> The other method we could do, is to match the input device_path
> to the available device_paths with in the kernel. But that won't
> work in all the cases, like what if user provided mapper path
> when the path within the kernel is a non-mapper path.
>
> This patch depends on the below kernel patch for the new feature to work,
> however it will fail-back to the old interface for the kernel without the
> patch
>
> Btrfs: Introduce device delete by devid
>
> Signed-off-by: Anand Jain <anand.jain@oracle.com>
> [ refresh on top of current code, sync with latest kernel patches, other
> minor changes ]
> Signed-off-by: David Sterba <dsterba@suse.com>
Patch replaced in devel.
prev parent reply other threads:[~2016-03-14 13:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-14 8:31 [PATCH v5 2/2] btrfs-progs: Introduce device delete by devid Anand Jain
2016-03-14 13:41 ` David Sterba [this message]
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