Commit 47a2e676 authored Jan 19, 2016 by Johan Hovold Committed by Greg Kroah-Hartman Jan 19, 2016

greybus: core: disable bundle connections on hot-unplug



Disable bundle connections in core before calling driver disconnect in
case the interface is already gone.

This avoids unnecessary timeouts on hot-unplug when a driver does I/O in
its disconnect callback.

Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

parent 01547770

drivers/staging/greybus/core.c

+6 −2

Original line number	Diff line number	Diff line
		@@ -161,8 +161,12 @@ static int greybus_remove(struct device *dev)
		struct gb_bundle *bundle = to_gb_bundle(dev);
		struct gb_connection *connection;

		list_for_each_entry(connection, &bundle->connections, bundle_links)
		list_for_each_entry(connection, &bundle->connections, bundle_links) {
		if (bundle->intf->disconnected)
		gb_connection_disable(connection);
		else
		gb_connection_disable_rx(connection);
		}

		driver->disconnect(bundle);