From patchwork Mon Nov 30 18:02:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Samuel Cabrero X-Patchwork-Id: 11941081 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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT 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 443C8C64E7B for ; Mon, 30 Nov 2020 18:04:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0C07D20705 for ; Mon, 30 Nov 2020 18:04:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728789AbgK3SDv (ORCPT ); Mon, 30 Nov 2020 13:03:51 -0500 Received: from mx2.suse.de ([195.135.220.15]:45290 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727952AbgK3SDv (ORCPT ); Mon, 30 Nov 2020 13:03:51 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 2FE30AC55 for ; Mon, 30 Nov 2020 18:03:10 +0000 (UTC) From: Samuel Cabrero To: linux-cifs@vger.kernel.org Subject: [PATCH v4 00/11] Witness protocol support for transparent failover Date: Mon, 30 Nov 2020 19:02:46 +0100 Message-Id: <20201130180257.31787-1-scabrero@suse.de> X-Mailer: git-send-email 2.29.2 Reply-To: scabrero@suse.de MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org Changes from v3: * Add registration ID attribute to the unregister netlink message. The userspace daemon will include it in the log output as it is useful for debugging purposes. Changes from v2: * Fix 'no previous prototype' kernel test robot warning in fs/cifs/netlink.c Changes from v1: * Update SPDX header in user space API files to LGPL-2.1+ with Linux-syscall-note [PATCH v4 01/11] cifs: Make extract_hostname function public [PATCH v4 02/11] cifs: Make extract_sharename function public [PATCH v4 03/11] cifs: Register generic netlink family [PATCH v4 04/11] cifs: add witness mount option and data structs [PATCH v4 05/11] cifs: Send witness register and unregister commands [PATCH v4 06/11] cifs: Set witness notification handler for messages [PATCH v4 07/11] cifs: Add witness information to debug data dump [PATCH v4 08/11] cifs: Send witness register messages to userspace [PATCH v4 09/11] cifs: Simplify reconnect code when dfs upcall is [PATCH v4 10/11] cifs: Handle witness client move notification [PATCH v4 11/11] cifs: Handle witness share moved notification fs/cifs/Kconfig | 11 + fs/cifs/Makefile | 2 + fs/cifs/cache.c | 24 - fs/cifs/cifs_debug.c | 13 + fs/cifs/cifs_swn.c | 727 +++++++++++++++++++++++++ fs/cifs/cifs_swn.h | 25 + fs/cifs/cifsfs.c | 22 +- fs/cifs/cifsglob.h | 8 + fs/cifs/cifsproto.h | 2 + fs/cifs/connect.c | 141 +++-- fs/cifs/fscache.c | 1 + fs/cifs/fscache.h | 1 - fs/cifs/misc.c | 56 ++ fs/cifs/netlink.c | 89 +++ fs/cifs/netlink.h | 16 + include/uapi/linux/cifs/cifs_netlink.h | 63 +++ 16 files changed, 1122 insertions(+), 79 deletions(-)