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btrfs: refactor btrfs_free_stale_devices() to get return value
authorAnand Jain <anand.jain@oracle.com>
Fri, 4 Jan 2019 05:31:53 +0000 (13:31 +0800)
committerDavid Sterba <dsterba@suse.com>
Mon, 25 Feb 2019 13:13:23 +0000 (14:13 +0100)
commit70bc7088aaedd7260fcdc18ecebc60881771acb3
treeaa56e91be575a37b4387b1e004955f17360a6664
parente4319cd9cacef80a2d289f235b939ab8bd614683
btrfs: refactor btrfs_free_stale_devices() to get return value

Preparatory patch to add ioctl that allows to forget a device (ie.
reverse of scan).

Refactors btrfs_free_stale_devices() to obtain return status. As this
function can fail if it can't find the given path (returns -ENOENT) or
trying to delete a mounted device (returns -EBUSY).

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/volumes.c