From patchwork Mon Jan 8 03:05:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Jain X-Patchwork-Id: 10148897 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 34DEF60210 for ; Mon, 8 Jan 2018 03:04:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 29BAF2873B for ; Mon, 8 Jan 2018 03:04:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1E78B2874A; Mon, 8 Jan 2018 03:04:33 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BC50C2873B for ; Mon, 8 Jan 2018 03:04:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755107AbeAHDEa (ORCPT ); Sun, 7 Jan 2018 22:04:30 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:35874 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754946AbeAHDE3 (ORCPT ); Sun, 7 Jan 2018 22:04:29 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w08323Lg048390; Mon, 8 Jan 2018 03:04:27 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id; s=corp-2017-10-26; bh=x5Zc1TKQWfTjv5rLgaWPwRwyuSqGSZFXGisZ5DlxNqk=; b=WZpLMErBZx1X2gT1Kb599qHroO9HnF163zV847fXnUZnVWRRsROEQGmXS2/CBlTAdK+1 In6tqqioDlmHMhyTVN4AvNmiv0XGntXNn5MhtzNsMdRs+AXLopc/x4dTkGtSVcdREuXy ttnONtMaQbmm7WB5CZA4Hy7YOwz92sazZybTD3aM+tIIEBwgZsegKHylGpGBlQKBjcAO WThHS8gKHgnRoMCY1yV0Cmhmd9l/h1SctQ91RiMHCaTVoYwizkGfTQeB/9woqw7XNjpT n0EyywBIgtDD/0wkb3gqFDSBbl6jewT13TkprMbu2hr1SwNg6jaBuxWaUG/oGp4Vnd3I QA== Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by aserp2130.oracle.com with ESMTP id 2fc07jg0r4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 08 Jan 2018 03:04:27 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w0834Q6b016713 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 8 Jan 2018 03:04:26 GMT Received: from abhmp0004.oracle.com (abhmp0004.oracle.com [141.146.116.10]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w0834PA8024177; Mon, 8 Jan 2018 03:04:26 GMT Received: from tp.sg.oracle.com (/10.186.49.52) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 07 Jan 2018 19:04:25 -0800 From: Anand Jain To: linux-btrfs@vger.kernel.org Cc: wqu@suse.com Subject: [PATCH 1/2] btrfs: add missing BTRFS_SUPER_FLAG define Date: Mon, 8 Jan 2018 11:05:11 +0800 Message-Id: <20180108030512.22344-1-anand.jain@oracle.com> X-Mailer: git-send-email 2.15.0 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8767 signatures=668652 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=3 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=613 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1801080039 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP btrfs-progs uses super flag bit BTRFS_SUPER_FLAG_METADUMP_V2 (1ULL << 34). So just define that in kernel so that we know its been used. This patch does not add it to BTRFS_SUPER_FLAG_SUPP yet, and will continue to warn about unsupported flag. Signed-off-by: Anand Jain Reviewed-by: Qu Wenruo --- include/uapi/linux/btrfs_tree.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h index 6d6e5da51527..38ab0e06259a 100644 --- a/include/uapi/linux/btrfs_tree.h +++ b/include/uapi/linux/btrfs_tree.h @@ -456,6 +456,7 @@ struct btrfs_free_space_header { #define BTRFS_SUPER_FLAG_SEEDING (1ULL << 32) #define BTRFS_SUPER_FLAG_METADUMP (1ULL << 33) +#define BTRFS_SUPER_FLAG_METADUMP_V2 (1ULL << 34) /*