[PATCH v2 15/18] usb: vhci-hcd: Consistently use __func__

From: Cristian Ciocaltea
Date: Fri Jul 25 2025 - 18:14:09 EST


Replace all explicit function names in string literals with __func__ and
silent several checkpatch complaints similar to the following one:

WARNING: Prefer using '"%s...", __func__' to using 'vhci_start', this function's name, in a string

In case of the usbip_dbg_*() helpers, which are wrappers over
pr_debug(), the function names end up duplicated, hence replace the
superfluous strings with some useful info or simply drop the log entries
altogether if they become ftrace-like.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx>
---
drivers/usb/usbip/vhci_hcd.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index f37f5f3680c2f1be8ed056d5c8579d75a0d0ad25..00377a7cbebd4e0de3f9a0fb756d93c9cedac148 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -160,8 +160,6 @@ void rh_port_connect(struct vhci_device *vdev, enum usb_device_speed speed)
u32 status;
unsigned long flags;

- usbip_dbg_vhci_rh("rh_port_connect %d\n", rhport);
-
spin_lock_irqsave(&vhci->lock, flags);

status = vhci_hcd->port_status[rhport];
@@ -183,6 +181,8 @@ void rh_port_connect(struct vhci_device *vdev, enum usb_device_speed speed)

spin_unlock_irqrestore(&vhci->lock, flags);

+ usbip_dbg_vhci_rh("rhport: %d status: %u\n", rhport, status);
+
usb_hcd_poll_rh_status(vhci_hcd_to_hcd(vhci_hcd));
}

@@ -194,8 +194,6 @@ static void rh_port_disconnect(struct vhci_device *vdev)
u32 status;
unsigned long flags;

- usbip_dbg_vhci_rh("rh_port_disconnect %d\n", rhport);
-
spin_lock_irqsave(&vhci->lock, flags);

status = vhci_hcd->port_status[rhport];
@@ -206,6 +204,9 @@ static void rh_port_disconnect(struct vhci_device *vdev)
vhci_hcd->port_status[rhport] = status;

spin_unlock_irqrestore(&vhci->lock, flags);
+
+ usbip_dbg_vhci_rh("rhport: %d status: %u\n", rhport, status);
+
usb_hcd_poll_rh_status(vhci_hcd_to_hcd(vhci_hcd));
}

@@ -1195,8 +1196,6 @@ static int vhci_start(struct usb_hcd *hcd)
int id, rhport;
int err;

- usbip_dbg_vhci_hc("enter vhci_start\n");
-
if (usb_hcd_is_primary_hcd(hcd))
spin_lock_init(&vhci_hcd->vhci->lock);

@@ -1318,7 +1317,7 @@ static int vhci_alloc_streams(struct usb_hcd *hcd, struct usb_device *udev,
struct usb_host_endpoint **eps, unsigned int num_eps,
unsigned int num_streams, gfp_t mem_flags)
{
- dev_dbg(&hcd->self.root_hub->dev, "vhci_alloc_streams not implemented\n");
+ dev_dbg(&hcd->self.root_hub->dev, "%s not implemented\n", __func__);
return 0;
}

@@ -1327,7 +1326,7 @@ static int vhci_free_streams(struct usb_hcd *hcd, struct usb_device *udev,
struct usb_host_endpoint **eps, unsigned int num_eps,
gfp_t mem_flags)
{
- dev_dbg(&hcd->self.root_hub->dev, "vhci_free_streams not implemented\n");
+ dev_dbg(&hcd->self.root_hub->dev, "%s not implemented\n", __func__);
return 0;
}


--
2.50.0