Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751439AbdHaUhq (ORCPT ); Thu, 31 Aug 2017 16:37:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:49462 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750925AbdHaUhp (ORCPT ); Thu, 31 Aug 2017 16:37:45 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 2D13F4ACA5 Authentication-Results: ext-mx09.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx09.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=joe.lawrence@redhat.com From: Joe Lawrence To: live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Josh Poimboeuf , Jessica Yu , Jiri Kosina , Miroslav Benes , Petr Mladek Subject: [PATCH v6] Livepatch shadow variables Date: Thu, 31 Aug 2017 16:37:40 -0400 Message-Id: <1504211861-19899-1-git-send-email-joe.lawrence@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Thu, 31 Aug 2017 20:37:45 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1304 Lines: 32 This version cleans up a few minor tweaks requested by Josh and Miroslav. v6: - Convert an enum into a function argument flag - Update code comment that still referenced updating existing shadow variables - Doc: Add a closing ')' parenthesis character - Doc: Add a blurb about callers providing mutual exclusion Joe Lawrence (1): livepatch: introduce shadow variable API Documentation/livepatch/shadow-vars.txt | 192 +++++++++++++++++++++ include/linux/livepatch.h | 8 + kernel/livepatch/Makefile | 2 +- kernel/livepatch/shadow.c | 277 ++++++++++++++++++++++++++++++ samples/Kconfig | 5 +- samples/livepatch/Makefile | 3 + samples/livepatch/livepatch-shadow-fix1.c | 173 +++++++++++++++++++ samples/livepatch/livepatch-shadow-fix2.c | 168 ++++++++++++++++++ samples/livepatch/livepatch-shadow-mod.c | 224 ++++++++++++++++++++++++ 9 files changed, 1048 insertions(+), 4 deletions(-) create mode 100644 Documentation/livepatch/shadow-vars.txt create mode 100644 kernel/livepatch/shadow.c create mode 100644 samples/livepatch/livepatch-shadow-fix1.c create mode 100644 samples/livepatch/livepatch-shadow-fix2.c create mode 100644 samples/livepatch/livepatch-shadow-mod.c -- 1.8.3.1