From patchwork Mon Sep 26 02:18:34 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joe Perches X-Patchwork-Id: 9350107 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E3446601C2 for ; Mon, 26 Sep 2016 02:18:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D487E28D0A for ; Mon, 26 Sep 2016 02:18:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C91A828D22; Mon, 26 Sep 2016 02:18:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0E53228D0A for ; Mon, 26 Sep 2016 02:18:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 32C9589F6D; Mon, 26 Sep 2016 02:18:43 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtprelay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4049789E0D for ; Mon, 26 Sep 2016 02:18:42 +0000 (UTC) Received: from filter.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay01.hostedemail.com (Postfix) with ESMTP id E5FCF23412; Mon, 26 Sep 2016 02:18:40 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-HE-Tag: lead14_2e98d23a4a353 X-Filterd-Recvd-Size: 5751 Received: from joe-laptop.perches.com (unknown [96.251.125.34]) (Authenticated sender: joe@perches.com) by omf09.hostedemail.com (Postfix) with ESMTPA; Mon, 26 Sep 2016 02:18:40 +0000 (UTC) From: Joe Perches To: David Airlie Subject: [PATCH 2/2] drm: Simplify drm_printk to reduce object size quite a bit Date: Sun, 25 Sep 2016 19:18:34 -0700 Message-Id: <01f976d5ab93c985756fc1b2e83656fb0a2a28c8.1474856262.git.joe@perches.com> X-Mailer: git-send-email 2.10.0.rc2.1.g053435c In-Reply-To: References: Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Remove function name and special " *ERROR*" from argument list $ size drivers/gpu/drm/built-in.o* (x86-32 defconfig, most drm selected) text data bss dec hex filename 5635366 182579 14328 5832273 58fe51 drivers/gpu/drm/built-in.o.new 5779552 182579 14328 5976459 5b318b drivers/gpu/drm/built-in.o.old Using "%ps", __builtin_return_address(0) is the same as "%s", __func__ except for static inlines, but it's more or less the same output. Miscellanea: o Convert args... to ##__VA_ARGS__ o The equivalent DRM_DEV_ macros are rarely used and not worth conversion Signed-off-by: Joe Perches Reviewed-by: Chris Wilson Reviewed-by: Sean Paul --- drivers/gpu/drm/drm_drv.c | 5 +++-- include/drm/drmP.h | 30 ++++++++++++++---------------- 2 files changed, 17 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 80c7f25b5b74..6efdba4993fc 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -89,7 +89,6 @@ void drm_dev_printk(const struct device *dev, const char *level, EXPORT_SYMBOL(drm_dev_printk); void drm_printk(const char *level, unsigned int category, - const char *function_name, const char *prefix, const char *format, ...) { struct va_format vaf; @@ -102,7 +101,9 @@ void drm_printk(const char *level, unsigned int category, vaf.fmt = format; vaf.va = &args; - printk("%s" DRM_PRINTK_FMT, level, function_name, prefix, &vaf); + printk("%s" "[" DRM_NAME ":%ps]%s %pV", + level, __builtin_return_address(0), + strcmp(level, KERN_ERR) == 0 ? " *ERROR*" : "", &vaf); va_end(args); } diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 95cd04aa9bf7..4729c543d877 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -140,9 +140,8 @@ void drm_dev_printk(const struct device *dev, const char *level, unsigned int category, const char *function_name, const char *prefix, const char *format, ...); -extern __printf(5, 6) +extern __printf(3, 4) void drm_printk(const char *level, unsigned int category, - const char *function_name, const char *prefix, const char *format, ...); /***********************************************************************/ @@ -198,8 +197,7 @@ void drm_printk(const char *level, unsigned int category, drm_dev_printk(dev, KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*",\ fmt, ##__VA_ARGS__) #define DRM_ERROR(fmt, ...) \ - drm_printk(KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*", fmt, \ - ##__VA_ARGS__) + drm_printk(KERN_ERR, DRM_UT_NONE, fmt, ##__VA_ARGS__) /** * Rate limited error output. Like DRM_ERROR() but won't flood the log. @@ -241,38 +239,38 @@ void drm_printk(const char *level, unsigned int category, #define DRM_DEV_DEBUG(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, \ ##args) -#define DRM_DEBUG(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, ##args) +#define DRM_DEBUG(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_CORE, fmt, ##__VA_ARGS__) #define DRM_DEV_DEBUG_DRIVER(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_DRIVER, __func__, "", \ fmt, ##args) -#define DRM_DEBUG_DRIVER(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_DRIVER, __func__, "", fmt, ##args) +#define DRM_DEBUG_DRIVER(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_DRIVER, fmt, ##__VA_ARGS__) #define DRM_DEV_DEBUG_KMS(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt, \ ##args) -#define DRM_DEBUG_KMS(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt, ##args) +#define DRM_DEBUG_KMS(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_KMS, fmt, ##__VA_ARGS__) #define DRM_DEV_DEBUG_PRIME(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_PRIME, __func__, "", \ fmt, ##args) -#define DRM_DEBUG_PRIME(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_PRIME, __func__, "", fmt, ##args) +#define DRM_DEBUG_PRIME(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_PRIME, fmt, ##__VA_ARGS__) #define DRM_DEV_DEBUG_ATOMIC(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_ATOMIC, __func__, "", \ fmt, ##args) -#define DRM_DEBUG_ATOMIC(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_ATOMIC, __func__, "", fmt, ##args) +#define DRM_DEBUG_ATOMIC(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_ATOMIC, fmt, ##__VA_ARGS__) #define DRM_DEV_DEBUG_VBL(dev, fmt, args...) \ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt, \ ##args) -#define DRM_DEBUG_VBL(fmt, args...) \ - drm_printk(KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt, ##args) +#define DRM_DEBUG_VBL(fmt, ...) \ + drm_printk(KERN_DEBUG, DRM_UT_VBL, fmt, ##__VA_ARGS__) #define _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, level, fmt, args...) \ ({ \