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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 A2CA7C2BA19 for ; Wed, 15 Apr 2020 15:18:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 751D82078B for ; Wed, 15 Apr 2020 15:18:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586963920; bh=hfI1YAAeH1YLsyJL8AT3fmW+XOyfksoJnz+ksoISptA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=XZdltxCK3LEdpGy9qfTfijil+0TP7BlYWxFi2nXCn+sDJ9dfJGpawlRp/kUwX+u8d jt0IyT3EMmo9hTb8Hi51QbSGrjgKSiYzEXT1QgRBEDif1qvtT6YULapIxCXOJqdfV7 qN1p4xLs+KsbUxRGa9vfIhM+3+BcGVb8Icu72L+s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1414656AbgDOPSj (ORCPT ); Wed, 15 Apr 2020 11:18:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:34322 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1414618AbgDOPSb (ORCPT ); Wed, 15 Apr 2020 11:18:31 -0400 Received: from linux-8ccs.fritz.box (p3EE2C7AC.dip0.t-ipconnect.de [62.226.199.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 036222078B; Wed, 15 Apr 2020 15:18:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586963910; bh=hfI1YAAeH1YLsyJL8AT3fmW+XOyfksoJnz+ksoISptA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=CzRRiIHrXJVUaxJE1LN1SoTAInBxGPM/shexq+6nTJhWCl5TtWc9fz+RP4yZpTO5I m4BW0njHHuENU3tpoL2BIKMq3p1CEJVBdoNbYON16d5r5iAuuJBrooZgk6yK7O6gYu BQI2Hu3fwte/2jdJB5jUC1zQjqBYzqvcG6Kv2lJw= Date: Wed, 15 Apr 2020 17:18:26 +0200 From: Jessica Yu To: Josh Poimboeuf Cc: live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: Re: [PATCH 2/7] livepatch: Remove .klp.arch Message-ID: <20200415151825.GB6164@linux-8ccs.fritz.box> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: X-OS: Linux linux-8ccs 4.12.14-lp150.12.61-default x86_64 User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org +++ Josh Poimboeuf [14/04/20 11:28 -0500]: [snip] >diff --git a/Documentation/livepatch/module-elf-format.rst b/Documentation/livepatch/module-elf-format.rst >index 2a591e6f8e6c..629ef7ffb6cf 100644 >--- a/Documentation/livepatch/module-elf-format.rst >+++ b/Documentation/livepatch/module-elf-format.rst >@@ -298,17 +298,7 @@ Examples: > Note that the 'Ndx' (Section index) for these symbols is SHN_LIVEPATCH (0xff20). > "OS" means OS-specific. > >-5. Architecture-specific sections >-================================= >-Architectures may override arch_klp_init_object_loaded() to perform >-additional arch-specific tasks when a target module loads, such as applying >-arch-specific sections. On x86 for example, we must apply per-object >-.altinstructions and .parainstructions sections when a target module loads. >-These sections must be prefixed with ".klp.arch.$objname." so that they can >-be easily identified when iterating through a patch module's Elf sections >-(See arch/x86/kernel/livepatch.c for a complete example). >- >-6. Symbol table and Elf section access >+5. Symbol table and Elf section access Nit: I think we need to fix the numbering in the Table of Contents too.