On Fri, Mar 2, 2012 at 1:44 PM, Brian J. Murrell <br...@interlinx.bc.ca> wrote: > On 12-03-02 08:36 AM, cwillu wrote: >> >> Try btrfs sub delete /etc/apt/oneiric, assuming that that's the path >> where you actually see it. > > Well, there is a root filesystem at /etc/apt/oneiric: > > # ls /etc/apt/oneiric/ > bin etc initrd.img.old mnt root selinux tmp vmlinuz > boot home lib opt run srv usr vmlinuz.old > dev initrd.img media proc sbin sys var > > but it doesn't delete: > > # btrfs subvolume delete /etc/apt/oneiric > Delete subvolume '/etc/apt/oneiric' > ERROR: cannot delete '/etc/apt/oneiric' - Device or resource busy
root@repository:~/foo$ btrfs sub create bar Create subvolume './bar' root@repository:~/foo$ cd bar root@repository:~/foo/bar$ btrfs sub del /home/cwillu/foo/bar Delete subvolume '/home/cwillu/foo/bar' ERROR: cannot delete '/home/cwillu/foo/bar' - Device or resource busy It's likely there's at least one process with an open handle to that subvolume (even just a shell that as its current working directory). lsof | grep /etc/apt/oneiric should tell you what you need. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
