gb_debug_root 12 drivers/greybus/debugfs.c static struct dentry *gb_debug_root; gb_debug_root 16 drivers/greybus/debugfs.c gb_debug_root = debugfs_create_dir("greybus", NULL); gb_debug_root 21 drivers/greybus/debugfs.c debugfs_remove_recursive(gb_debug_root); gb_debug_root 22 drivers/greybus/debugfs.c gb_debug_root = NULL; gb_debug_root 27 drivers/greybus/debugfs.c return gb_debug_root;