From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757295AbYJPRV7 (ORCPT ); Thu, 16 Oct 2008 13:21:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756148AbYJPRO2 (ORCPT ); Thu, 16 Oct 2008 13:14:28 -0400 Received: from kroah.org ([198.145.64.141]:46965 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756144AbYJPROZ (ORCPT ); Thu, 16 Oct 2008 13:14:25 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: David Brownell , Greg Kroah-Hartman Subject: [PATCH 18/46] usb gadget: link fixes for MIDI gadget Date: Thu, 16 Oct 2008 10:10:19 -0700 Message-Id: <1224177047-11859-18-git-send-email-gregkh@suse.de> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <20081016170954.GA11824@kroah.com> References: <20081016170954.GA11824@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: David Brownell Change how the MIDI gadget driver builds: don't use separate compilation, since it works poorly when key parts are library code (with init sections etc). Instead be as close as we can to "gcc --combine ...". Signed-off-by: David Brownell Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/Makefile | 2 +- drivers/usb/gadget/gmidi.c | 15 +++++++++++++++ 2 files changed, 16 insertions(+), 1 deletions(-) diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile index 55f5891..c47204f 100644 --- a/drivers/usb/gadget/Makefile +++ b/drivers/usb/gadget/Makefile @@ -27,7 +27,7 @@ C_UTILS = composite.o usbstring.o config.o epautoconf.o g_zero-objs := zero.o g_ether-objs := ether.o u_ether.o f_subset.o f_ecm.o $(C_UTILS) g_serial-objs := serial.o -g_midi-objs := gmidi.o usbstring.o config.o epautoconf.o +g_midi-objs := gmidi.o gadgetfs-objs := inode.o g_file_storage-objs := file_storage.o usbstring.o config.o \ epautoconf.o diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c index ea8651e..6eee760 100644 --- a/drivers/usb/gadget/gmidi.c +++ b/drivers/usb/gadget/gmidi.c @@ -35,6 +35,21 @@ #include "gadget_chips.h" + +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +/*-------------------------------------------------------------------------*/ + + MODULE_AUTHOR("Ben Williamson"); MODULE_LICENSE("GPL v2"); -- 1.6.0.2