From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C284C43381 for ; Fri, 29 Mar 2019 10:19:16 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 691A92064A for ; Fri, 29 Mar 2019 10:19:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="OUcMNe7q" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 691A92064A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sTshkQE8UfOMqilcpy73v184HOyDzX31wDvw38hr9lk=; b=OUcMNe7qtMHOLM xbBOjchnbqyt/SkB2m/0gw3zo/77N/KvSfswlRZCirqaon1ZhFmNrX8PlzDiVVMUu7eY3uTjh/nP+ KIx7p8cEpuH9lntylyO5MPDmbbK8CvmmmCgcwLhS9bbzuUREZhgsTIaWj5VYVTrKHNRNkkUzfw1Ph uRr9nP4rG11hvUFWOPi+5t+kl44QBrmqCfBnfyG9/eYoUJNHR05oPnE6/nHwyS4d3S5qEeKkWJKOf G0a/GWnbs5JfyT3wcjJT6UpjQtfg3BOq67enDTii2eGgzkA7bTl/OaFCh2YRfm7o/0xikLNCBVQSK 7G/4Xug5OEdiADd05iqA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h9obO-0003LV-IY; Fri, 29 Mar 2019 10:19:10 +0000 Received: from verein.lst.de ([213.95.11.211] helo=newverein.lst.de) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h9obK-0003Ki-Ve for linux-arm-kernel@lists.infradead.org; Fri, 29 Mar 2019 10:19:08 +0000 Received: by newverein.lst.de (Postfix, from userid 2005) id E301068CEC; Fri, 29 Mar 2019 11:18:53 +0100 (CET) Date: Fri, 29 Mar 2019 11:18:53 +0100 From: Torsten Duwe To: Mark Rutland Subject: Re: [PATCH v8 0/5] arm64: ftrace with regs Message-ID: <20190329101853.GA18386@lst.de> References: <20190208150826.44EBC68DD2@newverein.lst.de> <0f8d2e77-7e51-fba8-b179-102318d9ff84@arm.com> <20190311114945.GA5625@lst.de> <20190311121804.GB23361@lakrids.cambridge.arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190311121804.GB23361@lakrids.cambridge.arm.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190329_031907_169989_B97EB792 X-CRM114-Status: GOOD ( 14.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Ard Biesheuvel , Catalin Marinas , Julien Thierry , Will Deacon , linux-kernel@vger.kernel.org, Steven Rostedt , AKASHI Takahiro , Ingo Molnar , Josh Poimboeuf , Amit Daniel Kachhap , live-patching@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Mar 11, 2019 at 12:18:05PM +0000, Mark Rutland wrote: > Hi Torsten, > > On Mon, Mar 11, 2019 at 12:49:46PM +0100, Torsten Duwe wrote: > > On Wed, Feb 13, 2019 at 11:11:04AM +0000, Julien Thierry wrote: > > > Hi Torsten, > > > > > > On 08/02/2019 15:08, Torsten Duwe wrote: > > > > Patch series v8, as discussed. > > > > The whole series applies cleanly on 5.0-rc5 > > > > So what's the status now? Besides debatable minor style > > issues there were no more objections to v8. Would this > > go through the ARM repo or via the ftrace repo? > > Sorry, I have some half-written review comments that I will clean up and > send shortly. Ping? > As commented on prior versions, I'd very much like to see the > MCOUNT_ADDR hack go, by teaching the core ftrace code to not assume that > an mcount symbol exists. > We should be able to do that by separating the notion of NOPing a patch > site from the notion of initializing it for the first time. This is generally a good idea, and would affect other architectures as well, see arch/s390/kernel/ftrace.c ftrace_make_nop(...) I propose to do this in a second round. Torsten _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel