Commit d412ace1 authored by Ricardo B. Marliere's avatar Ricardo B. Marliere Committed by Tejun Heo
Browse files

workqueue: make wq_subsys const 



Now that the driver core can properly handle constant struct bus_type,
move the wq_subsys variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-and-reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarRicardo B. Marliere <ricardo@marliere.net>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent c70e1779

kernel/workqueue.c

+1 −1
Original line number Diff line number Diff line
@@ -6692,7 +6692,7 @@ static struct device_attribute wq_sysfs_unbound_attrs[] = { 
	__ATTR_NULL,

};



static struct bus_type wq_subsys = {

static const struct bus_type wq_subsys = {

	.name				= "workqueue",

	.dev_groups			= wq_sysfs_groups,

};