udevadm: info --cleanup-db

Most of the udev database from initramfs should be deleted before
starting udev in the real root. udevadm: info --cleanup-db deletes
all database entries in /run/udev. Events that processed IMPORT{db},
or mark devices explicitely as persistent, will be excluded.

1 files changed, 11 insertions, 0 deletions

diff --git a/libudev/libudev-device.c b/libudev/libudev-device.c
index ccd4a70677..a141dadf0a 100644
--- a/libudev/libudev-device.c
+++ b/libudev/libudev-device.c
@@ -89,6 +89,7 @@ struct udev_device {
 	bool uevent_loaded;
 	bool is_initialized;
 	bool sysattr_list_read;
+	bool db_persist;
 };
 
 struct udev_list_entry *udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value)
@@ -1774,3 +1775,13 @@ int udev_device_set_ifindex(struct udev_device *udev_device, int ifindex)
 	udev_device_add_property(udev_device, "IFINDEX", num);
 	return 0;
 }
+
+bool udev_device_get_db_persist(struct udev_device *udev_device)
+{
+	return udev_device->db_persist;
+}
+
+void udev_device_set_db_persist(struct udev_device *udev_device)
+{
+	udev_device->db_persist = true;
+}