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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 043BCCA9ECF for ; Thu, 31 Oct 2019 18:07:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BFF3620650 for ; Thu, 31 Oct 2019 18:07:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="EctAZ1qU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729226AbfJaSHI (ORCPT ); Thu, 31 Oct 2019 14:07:08 -0400 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:28782 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729027AbfJaSHH (ORCPT ); Thu, 31 Oct 2019 14:07:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1572545226; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=NrlpMDqyr5ApHQr8gH6aDAnpSTedXQNFwuC3wOLm8ko=; b=EctAZ1qUzMtebvlaVfl5ZamQIvPo5R6UAUC8JTNL8d5J9ZRj0eIhEqrM82Bs+808UnruiB bh1INGRDvg01BR1hQBkFGhyZJklts20BfI2qQfLc27OwuY/VqSgSzEmAyGhiRVTBthTZGs kTKYrA8dDs6pwVJlVPGVwQ2X1m5HZ8E= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-309-xBD6-fgwN0qswE14Jqdc1A-1; Thu, 31 Oct 2019 14:07:00 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id AF3A5800EB6; Thu, 31 Oct 2019 18:06:59 +0000 (UTC) Received: from treble (ovpn-124-23.rdu2.redhat.com [10.10.124.23]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 53EAA600CD; Thu, 31 Oct 2019 18:06:53 +0000 (UTC) Date: Thu, 31 Oct 2019 13:06:50 -0500 From: Josh Poimboeuf To: Petr Mladek Cc: Jiri Kosina , Miroslav Benes , Joe Lawrence , Kamalesh Babulal , Nicolai Stange , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 0/5] livepatch: new API to track system state changes Message-ID: <20191031180650.g4tss4wfksg2bs6a@treble> References: <20191030154313.13263-1-pmladek@suse.com> MIME-Version: 1.0 In-Reply-To: <20191030154313.13263-1-pmladek@suse.com> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-MC-Unique: xBD6-fgwN0qswE14Jqdc1A-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 30, 2019 at 04:43:08PM +0100, Petr Mladek wrote: > Hi, >=20 > this is another piece in the puzzle that helps to maintain more > livepatches. >=20 > Especially pre/post (un)patch callbacks might change a system state. > Any newly installed livepatch has to somehow deal with system state > modifications done be already installed livepatches. >=20 > This patchset provides a simple and generic API that > helps to keep and pass information between the livepatches. > It is also usable to prevent loading incompatible livepatches. >=20 > Changes since v3: >=20 > + selftests compilation error [kbuild test robot]=09 > + fix copyright in selftests [Joe] > + used macros for the module names in selftests [Joe] > + allow zero state version [Josh] > + slightly refactor the code for checking state version [Josh] > + fix few typos reported by checkpatch.pl [Petr] > + added Acks [Joe] Acked-by: Josh Poimboeuf --=20 Josh