From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp1040.oracle.com ([141.146.126.69]:33464 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751866AbdHARPy (ORCPT ); Tue, 1 Aug 2017 13:15:54 -0400 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id v71HFrGG002119 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 1 Aug 2017 17:15:53 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id v71HFrx8013960 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 1 Aug 2017 17:15:53 GMT Received: from abhmp0006.oracle.com (abhmp0006.oracle.com [141.146.116.12]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id v71HFrmp002121 for ; Tue, 1 Aug 2017 17:15:53 GMT From: Liu Bo To: linux-btrfs@vger.kernel.org Subject: [PATCH 03/14] Btrfs: raid56: detect raid56 log on mount Date: Tue, 1 Aug 2017 10:14:26 -0600 Message-Id: <20170801161439.13426-4-bo.li.liu@oracle.com> In-Reply-To: <20170801161439.13426-1-bo.li.liu@oracle.com> References: <20170801161439.13426-1-bo.li.liu@oracle.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: We've put the flag BTRFS_DEV_RAID56_LOG in device->type, so we can recognize the journal device of raid56 while reading the chunk tree. Signed-off-by: Liu Bo --- fs/btrfs/volumes.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 5c50df7..a17a488 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -6696,6 +6696,18 @@ static int read_one_dev(struct btrfs_fs_info *fs_info, } fill_device_from_item(leaf, dev_item, device); + + if (device->type & BTRFS_DEV_RAID56_LOG) { + ret = btrfs_set_r5log(fs_info, device); + if (ret) { + btrfs_err(fs_info, "error %d on loading r5log", ret); + return ret; + } + + btrfs_info(fs_info, "devid %llu uuid %pU is raid56 log", + device->devid, device->uuid); + } + device->in_fs_metadata = 1; if (device->writeable && !device->is_tgtdev_for_dev_replace) { device->fs_devices->total_rw_bytes += device->total_bytes; -- 2.9.4