device: Add caller information to ref/unref debug prints.

diff --git a/include/device.h b/include/device.h
index c1abe89..54beb65 100644 (file)
--- a/include/device.h
+++ b/include/device.h
@@ -55,8 +55,18 @@ struct connman_device;
 
 struct connman_device *connman_device_create(const char *node,
                                                enum connman_device_type type);
-struct connman_device *connman_device_ref(struct connman_device *device);
-void connman_device_unref(struct connman_device *device);
+
+#define connman_device_ref(device) \
+       connman_device_ref_debug(device, __FILE__, __LINE__, __func__)
+
+#define connman_device_unref(device) \
+       connman_device_unref_debug(device, __FILE__, __LINE__, __func__)
+
+struct connman_device *
+connman_device_ref_debug(struct connman_device *device,
+                       const char *file, int line, const char *caller);
+void connman_device_unref_debug(struct connman_device *device,
+                       const char *file, int line, const char *caller);
 
 enum connman_device_type connman_device_get_type(struct connman_device *device);
 void connman_device_set_index(struct connman_device *device, int index);

diff --git a/src/device.c b/src/device.c
index 2767347..30b7589 100644 (file)
--- a/src/device.c
+++ b/src/device.c
@@ -539,9 +539,11 @@ struct connman_device *connman_device_create(const char *node,
  *
  * Increase reference counter of device
  */
-struct connman_device *connman_device_ref(struct connman_device *device)
+struct connman_device *connman_device_ref_debug(struct connman_device *device,
+                               const char *file, int line, const char *caller)
 {
-       DBG("%p", device);
+       DBG("%p ref %d by %s:%d:%s()", device, device->refcount + 1,
+               file, line, caller);
 
        __sync_fetch_and_add(&device->refcount, 1);
 
@@ -554,8 +556,12 @@ struct connman_device *connman_device_ref(struct connman_device *device)
  *
  * Decrease reference counter of device
  */
-void connman_device_unref(struct connman_device *device)
+void connman_device_unref_debug(struct connman_device *device,
+                               const char *file, int line, const char *caller)
 {
+       DBG("%p ref %d by %s:%d:%s()", device, device->refcount - 1,
+               file, line, caller);
+
        if (__sync_fetch_and_sub(&device->refcount, 1) != 1)
                return;