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=-17.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1,USER_IN_DEF_DKIM_WL 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 6DEA9C432BE for ; Thu, 2 Sep 2021 07:10:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 543CF610A4 for ; Thu, 2 Sep 2021 07:10:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242701AbhIBHLC (ORCPT ); Thu, 2 Sep 2021 03:11:02 -0400 Received: from linux.microsoft.com ([13.77.154.182]:41836 "EHLO linux.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242504AbhIBHLA (ORCPT ); Thu, 2 Sep 2021 03:11:00 -0400 Received: from [192.168.254.32] (unknown [47.187.212.181]) by linux.microsoft.com (Postfix) with ESMTPSA id E8C3220B71D5; Thu, 2 Sep 2021 00:10:01 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com E8C3220B71D5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1630566602; bh=Gm7mDHFy4xsNam3X90cB6VLAwXc244muiywxwcxc5AM=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=AKZ78sIeyyFosHBcUapsnPcDOwYmBWVj5KPX0ePT2j71QU2tRfgXeU11TTrduE0mY bFScIuyDUGp5Qlw91QIlec1KFRVt/7i9VENeBcHFzUtOO48PPNooX6shHO6Xea1zia sBV+Sq/qdNlNpIL96hflImYaSJ1iLMP5feid79MI= Subject: Re: [RFC PATCH v8 2/4] arm64: Reorganize the unwinder code for better consistency and maintenance To: Mark Brown Cc: mark.rutland@arm.com, jpoimboe@redhat.com, ardb@kernel.org, nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com, catalin.marinas@arm.com, will@kernel.org, jmorris@namei.org, pasha.tatashin@soleen.com, jthierry@redhat.com, linux-arm-kernel@lists.infradead.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org References: <20210812190603.25326-1-madvenka@linux.microsoft.com> <20210812190603.25326-3-madvenka@linux.microsoft.com> <20210901162005.GH5976@sirena.org.uk> From: "Madhavan T. Venkataraman" Message-ID: Date: Thu, 2 Sep 2021 02:10:01 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210901162005.GH5976@sirena.org.uk> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: live-patching@vger.kernel.org On 9/1/21 11:20 AM, Mark Brown wrote: > On Thu, Aug 26, 2021 at 06:19:07PM -0500, Madhavan T. Venkataraman wrote: > >> Mark Rutland, > >> Do you also approve the idea of placing unreliable functions (from an unwind >> perspective) in a special section and using that in the unwinder for >> reliable stack trace? > > Rutland is on vacation for a couple of weeks so he's unlikely to reply > before the merge window is over I'm afraid. > OK. I am pretty sure he is fine with the special sections idea. So, I will send out version 8 with the changes you requested and without the "RFC". Thanks. Madhavan 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=-7.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 88DBDC432BE for ; Thu, 2 Sep 2021 07:12:10 +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 4A04F61008 for ; Thu, 2 Sep 2021 07:12:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4A04F61008 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:Cc:To:Subject:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=zvyWRGKjdA4pn8fEQxgBa2gAdziAJ7a26WJeIDm9bGg=; b=lvdiDhqSnAjbe5IsxM/ACdh+QA PaE/OMozDWzLuA1RZuacSEhSGA+KbbgI8H1CUkwGGB6zo3HfJydLeHFNJxCiBbHn02md2E6KcuKvF gK9MIg99WR+uSFoOlmOjzI3lxErJzSyOAgy3aAc7c2/Oq/Asj5JmEHRmh/CllmofFIoE4tt1JaGuz PgL7E8sWyLxDZMsH3d1sfjejf9pRXD/sPztI0jG7yllaHtUWJAIl25/pNt7Qm6yPzYsANpOsiz0wD BkJ/IcxmDe7zvHECo1IxFfzXzLS9RIS6vYaxggWwtEYPUYFePNpDsTWSqaWiNe1Bc9SAfYSTEBHiY HB/8NItg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mLgrX-008nNl-P2; Thu, 02 Sep 2021 07:10:15 +0000 Received: from linux.microsoft.com ([13.77.154.182]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mLgrU-008nNB-LO for linux-arm-kernel@lists.infradead.org; Thu, 02 Sep 2021 07:10:13 +0000 Received: from [192.168.254.32] (unknown [47.187.212.181]) by linux.microsoft.com (Postfix) with ESMTPSA id E8C3220B71D5; Thu, 2 Sep 2021 00:10:01 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com E8C3220B71D5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1630566602; bh=Gm7mDHFy4xsNam3X90cB6VLAwXc244muiywxwcxc5AM=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=AKZ78sIeyyFosHBcUapsnPcDOwYmBWVj5KPX0ePT2j71QU2tRfgXeU11TTrduE0mY bFScIuyDUGp5Qlw91QIlec1KFRVt/7i9VENeBcHFzUtOO48PPNooX6shHO6Xea1zia sBV+Sq/qdNlNpIL96hflImYaSJ1iLMP5feid79MI= Subject: Re: [RFC PATCH v8 2/4] arm64: Reorganize the unwinder code for better consistency and maintenance To: Mark Brown Cc: mark.rutland@arm.com, jpoimboe@redhat.com, ardb@kernel.org, nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com, catalin.marinas@arm.com, will@kernel.org, jmorris@namei.org, pasha.tatashin@soleen.com, jthierry@redhat.com, linux-arm-kernel@lists.infradead.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org References: <20210812190603.25326-1-madvenka@linux.microsoft.com> <20210812190603.25326-3-madvenka@linux.microsoft.com> <20210901162005.GH5976@sirena.org.uk> From: "Madhavan T. Venkataraman" Message-ID: Date: Thu, 2 Sep 2021 02:10:01 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210901162005.GH5976@sirena.org.uk> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210902_001012_785584_E8DF0A51 X-CRM114-Status: GOOD ( 12.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 9/1/21 11:20 AM, Mark Brown wrote: > On Thu, Aug 26, 2021 at 06:19:07PM -0500, Madhavan T. Venkataraman wrote: > >> Mark Rutland, > >> Do you also approve the idea of placing unreliable functions (from an unwind >> perspective) in a special section and using that in the unwinder for >> reliable stack trace? > > Rutland is on vacation for a couple of weeks so he's unlikely to reply > before the merge window is over I'm afraid. > OK. I am pretty sure he is fine with the special sections idea. So, I will send out version 8 with the changes you requested and without the "RFC". Thanks. Madhavan _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel