sysfs was expected in this context.
Signed-off-by: NMarcos Paulo de Souza <marcos.souza.org@gmail.com>
Acked-by: NSrivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl>