debugfs_lookup
root = debugfs_lookup("stm32_firewall", NULL);
struct dentry *dir = debugfs_lookup("crc", crtc->debugfs_entry);
struct dentry *dent = debugfs_lookup(files[i].name, root);
dir = debugfs_lookup(dirname, debugfs_root);
dentry = debugfs_lookup("vbios.rom", minor->debugfs_root);
if (debugfs_lookup("identity", pdsc->dentry))
root = debugfs_lookup("ath11k", NULL);
debugfs_ath12k = debugfs_lookup("ath12k", NULL);
mld_link_dir = debugfs_lookup("iwlmld", dir);
phy_debug_root = debugfs_lookup("phy", usb_debug_root);
phy_debug_root = debugfs_lookup("phy", usb_debug_root);
priv->debug_root = debugfs_lookup("tsens", NULL);
parent = debugfs_lookup(dir_name, port->sw->debugfs_dir);
parent = debugfs_lookup(dir_name, port->sw->debugfs_dir);
vfio_dev_migration = debugfs_lookup("migration", vdev->debug_root);
EXPORT_SYMBOL_GPL(debugfs_lookup);
dentry = debugfs_lookup(name, parent);
static inline struct dentry *debugfs_lookup(const char *name,
struct dentry *debugfs_lookup(const char *name, struct dentry *parent);
dir = debugfs_lookup("cirrus_logic", NULL);
dent = debugfs_lookup(dir_name, kvm_debugfs_dir);