dynamic_debug: consolidate repetitive struct _ddebug descriptor definitions

Replace the repetitive struct _ddebug descriptor definitions with a new
DECLARE_DYNAMIC_DEBUG_META_DATA(name, fmt) macro.

[akpm@linux-foundation.org: s/DECLARE/DEFINE/]
Signed-off-by: Jason Baron <jbaron@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index feaac1ee300178cbd70665bf04be04200cd2015b..13aae8087b560b7a487489afac198e4b4ef9dae1 100644 (file)
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -54,35 +54,41 @@ extern int __dynamic_netdev_dbg(struct _ddebug *descriptor,
                             const char *fmt, ...)
        __attribute__ ((format (printf, 3, 4)));
 
-#define dynamic_pr_debug(fmt, ...) do {                                        \
-       static struct _ddebug descriptor                                \
-       __used                                                          \
-       __attribute__((section("__verbose"), aligned(8))) =             \
-       { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,            \
-               _DPRINTK_FLAGS_DEFAULT };                               \
-       if (unlikely(descriptor.enabled))                               \
-               __dynamic_pr_debug(&descriptor, pr_fmt(fmt), ##__VA_ARGS__); \
-       } while (0)
-
-#define dynamic_dev_dbg(dev, fmt, ...) do {                            \
-       static struct _ddebug descriptor                                \
-       __used                                                          \
-       __attribute__((section("__verbose"), aligned(8))) =             \
-       { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,            \
-               _DPRINTK_FLAGS_DEFAULT };                               \
-       if (unlikely(descriptor.enabled))                               \
-               __dynamic_dev_dbg(&descriptor, dev, fmt, ##__VA_ARGS__);        \
-       } while (0)
-
-#define dynamic_netdev_dbg(dev, fmt, ...) do {                         \
-       static struct _ddebug descriptor                                \
-       __used                                                          \
-       __attribute__((section("__verbose"), aligned(8))) =             \
-       { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__,            \
-               _DPRINTK_FLAGS_DEFAULT };                               \
-       if (unlikely(descriptor.enabled))                               \
-               __dynamic_netdev_dbg(&descriptor, dev, fmt, ##__VA_ARGS__);\
-       } while (0)
+#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt)               \
+       static struct _ddebug __used __aligned(8)               \
+       __attribute__((section("__verbose"))) name = {          \
+               .modname = KBUILD_MODNAME,                      \
+               .function = __func__,                           \
+               .filename = __FILE__,                           \
+               .format = (fmt),                                \
+               .lineno = __LINE__,                             \
+               .flags =  _DPRINTK_FLAGS_DEFAULT,               \
+               .enabled = false,                               \
+       }
+
+#define dynamic_pr_debug(fmt, ...)                             \
+do {                                                           \
+       DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);         \
+       if (unlikely(descriptor.enabled))                       \
+               __dynamic_pr_debug(&descriptor, pr_fmt(fmt),    \
+                                  ##__VA_ARGS__);              \
+} while (0)
+
+#define dynamic_dev_dbg(dev, fmt, ...)                         \
+do {                                                           \
+       DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
+       if (unlikely(descriptor.enabled))                       \
+               __dynamic_dev_dbg(&descriptor, dev, fmt,        \
+                                 ##__VA_ARGS__);               \
+} while (0)
+
+#define dynamic_netdev_dbg(dev, fmt, ...)                      \
+do {                                                           \
+       DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);         \
+       if (unlikely(descriptor.enabled))                       \
+               __dynamic_netdev_dbg(&descriptor, dev, fmt,     \
+                                    ##__VA_ARGS__);            \
+} while (0)
 
 #else