/sys/modules/*/holders
/sys/module/usbcore/
|-- drivers
| |-- usb:hub -> ../../../subsystem/usb/drivers/hub
| |-- usb:usb -> ../../../subsystem/usb/drivers/usb
| `-- usb:usbfs -> ../../../subsystem/usb/drivers/usbfs
|-- holders
| |-- ehci_hcd -> ../../../module/ehci_hcd
| |-- uhci_hcd -> ../../../module/uhci_hcd
| |-- usb_storage -> ../../../module/usb_storage
| `-- usbhid -> ../../../module/usbhid
|-- initstate
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/kernel/params.c b/kernel/params.c
index cbaac85..553cf7d 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -30,6 +30,8 @@
#define DEBUGP(fmt, a...)
#endif
+static struct kobj_type module_ktype;
+
static inline char dash2underscore(char c)
{
if (c == '-')
@@ -671,6 +673,19 @@
.store = module_attr_store,
};
+static int uevent_filter(struct kset *kset, struct kobject *kobj)
+{
+ struct kobj_type *ktype = get_ktype(kobj);
+
+ if (ktype == &module_ktype)
+ return 1;
+ return 0;
+}
+
+static struct kset_uevent_ops module_uevent_ops = {
+ .filter = uevent_filter,
+};
+
#else
static struct sysfs_ops module_sysfs_ops = {
.show = NULL,
@@ -682,7 +697,7 @@
.sysfs_ops = &module_sysfs_ops,
};
-decl_subsys(module, &module_ktype, NULL);
+decl_subsys(module, &module_ktype, &module_uevent_ops);
/*
* param_sysfs_init - wrapper for built-in params support