From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Thrift Subject: Registering bcache devices Date: Wed, 23 Jan 2013 13:51:56 +1300 Message-ID: <50FF342C.60605@networklabs.co.nz> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Sender: linux-bcache-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-bcache-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-bcache@vger.kernel.org Hi, I am attempting to get bcache devices to register by echoing all /dev/sd* and /dev/dm-* to the bcache registration in /sys but get the following: echo /dev/dm-* > /sys/fs/bcache/register bash: echo: write error: Invalid argument echo /dev/sd* > /sys/fs/bcache/register bash: echo: write error: Invalid argument I am using a 3.7 kernel pulled from 4747cd9 revision. Is this a bug, or am I just "doing it wrong" ? Regards, Andrew Thrift