From patchwork Sun Feb 8 23:56:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Jain X-Patchwork-Id: 5798761 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 303029F30C for ; Mon, 9 Feb 2015 07:58:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6BFB620125 for ; Mon, 9 Feb 2015 07:58:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9124320121 for ; Mon, 9 Feb 2015 07:58:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759814AbbBIH63 (ORCPT ); Mon, 9 Feb 2015 02:58:29 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:40748 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759795AbbBIH61 (ORCPT ); Mon, 9 Feb 2015 02:58:27 -0500 Received: from ucsinet22.oracle.com (ucsinet22.oracle.com [156.151.31.94]) by userp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id t197wNwH019703 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Mon, 9 Feb 2015 07:58:24 GMT Received: from aserz7021.oracle.com (aserz7021.oracle.com [141.146.126.230]) by ucsinet22.oracle.com (8.14.5+Sun/8.14.5) with ESMTP id t197wNco021785 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Mon, 9 Feb 2015 07:58:23 GMT Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by aserz7021.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id t197wMBV011455; Mon, 9 Feb 2015 07:58:23 GMT Received: from OL.sg.oracle.com (/10.186.101.34) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 08 Feb 2015 23:58:22 -0800 From: Anand Jain To: linux-btrfs@vger.kernel.org Cc: clm@fb.com, dsterba@suse.cz Subject: [PATCH 13/24] Btrfs: introduce btrfs_get_fs_uuids Date: Mon, 9 Feb 2015 07:56:14 +0800 Message-Id: <1423439785-10260-14-git-send-email-anand.jain@oracle.com> X-Mailer: git-send-email 2.0.0.153.g79dcccc In-Reply-To: <1423439785-10260-1-git-send-email-anand.jain@oracle.com> References: <1423439785-10260-1-git-send-email-anand.jain@oracle.com> X-Source-IP: ucsinet22.oracle.com [156.151.31.94] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-5.4 required=5.0 tests=BAYES_00, DATE_IN_PAST_06_12, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Anand Jain --- fs/btrfs/volumes.c | 4 ++++ fs/btrfs/volumes.h | 1 + 2 files changed, 5 insertions(+) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 218a14a..c1b1038 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -52,6 +52,10 @@ static void btrfs_dev_stat_print_on_load(struct btrfs_device *device); DEFINE_MUTEX(uuid_mutex); static LIST_HEAD(fs_uuids); +struct list_head *btrfs_get_fs_uuids(void) +{ + return &fs_uuids; +} static struct btrfs_fs_devices *__alloc_fs_devices(void) { diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 53fd278..4e99f06 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -540,5 +540,6 @@ static inline void unlock_chunks(struct btrfs_root *root) mutex_unlock(&root->fs_info->chunk_mutex); } +struct list_head *btrfs_get_fs_uuids(void); #endif