dynamic_debug: Remove unnecessary __used

The __used attribute prevents gcc from eliminating
unnecessary, otherwise optimized away, metadata for
debugging logging messages.

Remove the __used attribute.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index c18257b..6dd4787 100644 (file)
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -61,7 +61,7 @@ int __dynamic_netdev_dbg(struct _ddebug *descriptor,
                         const char *fmt, ...);
 
 #define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt)               \
-       static struct _ddebug __used __aligned(8)               \
+       static struct _ddebug  __aligned(8)                     \
        __attribute__((section("__verbose"))) name = {          \
                .modname = KBUILD_MODNAME,                      \
                .function = __func__,                           \