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[2620:137:e000::3:3]) by mx.google.com with ESMTPS id lt11-20020a17090b354b00b0028515d4c7f9si4351229pjb.45.2023.11.20.07.42.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Nov 2023 07:42:07 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) client-ip=2620:137:e000::3:3; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=lV0BQrEo; dkim=neutral (no key) header.i=@linutronix.de header.s=2020e header.b=BHOt5HeO; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by lipwig.vger.email (Postfix) with ESMTP id F0AF5807C86A; Mon, 20 Nov 2023 07:40:12 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at lipwig.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234271AbjKTPkA (ORCPT + 27 others); Mon, 20 Nov 2023 10:40:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234174AbjKTPj7 (ORCPT ); Mon, 20 Nov 2023 10:39:59 -0500 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5021B9F for ; Mon, 20 Nov 2023 07:39:56 -0800 (PST) Date: Mon, 20 Nov 2023 16:39:53 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1700494794; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7jKa+73bOkmstRrVLNFByvwYpmmA0HUVCWi0eT+FJSg=; b=lV0BQrEoFA00H4hA5ap5xjOuF2taI/iHHSngCA+qrOqx7DcRqlMR1YG5Nfdgxu/qahSQAr YiE4hRTD+iBYvLF5PTXZrziSQErL7WO1Gl854T6BhiFt4WqJNxaRBRjxBg42l4gAveQf9a JqCM/RnJFJmnC5XX51GAUJO+PVcGBSfhNgmVM9uOma03dSBirHM0Hz0raLudS/hVpPjnJU S4VKkF/+n3hRBPOSYcQLmdaKwLxUkSaMZ+vncGELRljDm3Pa/uEAb0JwseZonGpHH9GWOG t/QJwVhruibfT2qdGkek4DLOMogdZlCdhcR/uZ9j0FDOy3CUmXWUG14O6ZKkyg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1700494794; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7jKa+73bOkmstRrVLNFByvwYpmmA0HUVCWi0eT+FJSg=; b=BHOt5HeOK4aLojRPZbdWRrX6O2NlXUna85NobobWNb4fgLHsDDVLelJhPNLvjCowcRlxYw 3e3d8m/dYXjR4eAA== From: Sebastian Andrzej Siewior To: linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Thomas Gleixner , Peter Zijlstra , kernel test robot Subject: [PATCH] hrtimer: Make the argument passed to lockdep_hrtimer_exit() look used. Message-ID: <20231120153953.kGBSHe5j@linutronix.de> References: <202311191229.55QXHVc6-lkp@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <202311191229.55QXHVc6-lkp@intel.com> X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Mon, 20 Nov 2023 07:40:13 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783098168879364341 X-GMAIL-MSGID: 1783098168879364341 The lockdep_hrtimer_enter() macro returns a value which is then saved in a local variable. The value is then fed to lockdep_hrtimer_exit(). In case lockdep is disabled then the value remains unused leading to a "set but not used" warning by the compiler. Make the content passed to lockdep_hrtimer_exit() look used so the compiler does not complain about it. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202311191229.55QXHVc6-lkp@intel.com/ Signed-off-by: Sebastian Andrzej Siewior --- include/linux/irqflags.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h index 2b665c32f5fe6..2e09c269bf9d8 100644 --- a/include/linux/irqflags.h +++ b/include/linux/irqflags.h @@ -126,7 +126,7 @@ do { \ # define lockdep_softirq_enter() do { } while (0) # define lockdep_softirq_exit() do { } while (0) # define lockdep_hrtimer_enter(__hrtimer) false -# define lockdep_hrtimer_exit(__context) do { } while (0) +# define lockdep_hrtimer_exit(__context) do { (void)(__context); } while (0) # define lockdep_posixtimer_enter() do { } while (0) # define lockdep_posixtimer_exit() do { } while (0) # define lockdep_irq_work_enter(__work) do { } while (0)