tree e70d39d0b76d8179a3aff43abc1e31da021194d2
parent 81699d8a90deac361e9e14fd853f8341f40b2fad
author Anthony Liguori <anthony@codemonkey.ws> 1290160559 +0900
committer Michael S. Tsirkin <mst@redhat.com> 1290412807 +0200

qdev: reset qdev along with qdev tree

This patch changes the reset handling so that qdev has no knowledge of the
global system reset.  Instead, a new bus/device level function is introduced
that allows all devices/buses on the bus/device to be reset using a depth
first transversal.

N.B. we have to expose the implicit system bus because we have various hacks
that result in an implicit system bus existing.  Instead, we ought to have an
explicitly created system bus that we can trigger reset from.  That's a topic
for a future patch though.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>