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[2620:137:e000::1:20]) by mx.google.com with ESMTP id f13-20020a0564021e8d00b00418c2b5bd8dsi14023633edf.111.2022.04.06.13.41.14; Wed, 06 Apr 2022 13:41:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=YVCh48hz; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234817AbiDFU0B (ORCPT + 99 others); Wed, 6 Apr 2022 16:26:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52136 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237308AbiDFUYp (ORCPT ); Wed, 6 Apr 2022 16:24:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B2C934B623 for ; Wed, 6 Apr 2022 11:44:18 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 05F6661655 for ; Wed, 6 Apr 2022 18:44:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 42BE6C385A3; Wed, 6 Apr 2022 18:44:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1649270657; bh=DPD+gqGzilTAFAdB9aUrsXNWCMtoAzNXiS9BO63EI/g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YVCh48hz43pgjqInjX7Bo/gSSRRPliJ8dHTisa1UOb7B/eWMVRkJLM72CP1MI6oeR lDA84PovMpi37QEcddBo8kV7vVyRBZnm+mM4Ok4yJDMNGXDRFKfBtrB5ZT1+HK2wzZ ENNdJh6cKSkjKPl5uCmX/7X470tvDkwdeScCLJoi9olzKla3iHrLuNAy9w1TWZUsDy +i2hu+TKE63n70QW/9NsGjXhyOTAFFKg3eP+R0HJaBobggX7Gcif6h4BFCTIaxi18a kuVYOmj4wsEJavokjss7pS97m3wO5efreOW0jBg7JwVoicT9xTK3HJI0dgwGSxMGKG LApxOFCJhYwCw== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 3E85A40407; Wed, 6 Apr 2022 15:44:13 -0300 (-03) Date: Wed, 6 Apr 2022 15:44:13 -0300 From: Arnaldo Carvalho de Melo To: Steven Rostedt Cc: Thomas Gleixner , Josh Poimboeuf , Peter Zijlstra , kernel test robot , kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, mbenes@suse.cz, x86@kernel.org Subject: Re: drivers/gpu/drm/i915/i915.prelink.o: warning: objtool: __intel_wait_for_register_fw.cold()+0xce: relocation to !ENDBR: vlv_allow_gt_wake.cold+0x0 Message-ID: References: <202204041241.Hw855BWm-lkp@intel.com> <20220406000500.5hlaqy5zrdqsg5mg@treble> <87czhv11k1.ffs@tglx> <20220405212032.3d858b31@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220405212032.3d858b31@gandalf.local.home> X-Url: http://acmel.wordpress.com X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Tue, Apr 05, 2022 at 09:20:32PM -0400, Steven Rostedt escreveu: > On Wed, 06 Apr 2022 02:46:22 +0200 > Thomas Gleixner wrote: > > > This covers the trace_printk() case which uses do_trace_printk(), but > > the same problem exists in trace_puts() and ftrace_vprintk()...., no? > > Hmm, I'm not even sure why ftrace_vprintk() is there. It seems redundant. > > Arnaldo, > > Was there a reason for it. The commit that added it isn't very descriptive. Yeah, I was young and in a hurry. - Arnaldo > commit 9011262a37cb438f0fa9394b5e83840db8f9680a > Author: Arnaldo Carvalho de Melo > Date: Fri Jan 23 12:06:23 2009 -0200 > > ftrace: add ftrace_vprintk > > Impact: new helper function > > Signed-off-by: Arnaldo Carvalho de Melo > Signed-off-by: Ingo Molnar > > > -- Steve -- - Arnaldo