From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29]) by oss.sgi.com (Postfix) with ESMTP id 0A4E27F98 for ; Mon, 19 Aug 2013 15:20:13 -0500 (CDT) Received: from eagdhcp-232-140.americas.sgi.com (eagdhcp-232-140.americas.sgi.com [128.162.232.140]) by relay2.corp.sgi.com (Postfix) with ESMTP id E1F2F30406B for ; Mon, 19 Aug 2013 13:20:09 -0700 (PDT) Received: from eagdhcp-232-140.americas.sgi.com (localhost [127.0.0.1]) by eagdhcp-232-140.americas.sgi.com (8.14.5/8.14.5) with ESMTP id r7JKK96N003769 for ; Mon, 19 Aug 2013 15:20:09 -0500 (CDT) (envelope-from tinguely@eagdhcp-232-140.americas.sgi.com) Message-Id: <20130819201940.516942026@sgi.com> Date: Mon, 19 Aug 2013 15:19:36 -0500 From: Mark Tinguely Subject: [PATCH 51/50] xfs: add xfs sb v4 support for dirent filetype field References: <1376304611-22994-1-git-send-email-david@fromorbit.com> Content-Disposition: inline; filename=51-50-add-filetype-for-superblock-v4.patch List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com Add XFS superblock v4 support for the file type field in the directory entry feature. This support adds a feature bit for version 4 superblocks and leaves the original superblock 5 incompatibility bit. Signed-off-by: Mark Tinguely --- fs/xfs/xfs_sb.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) Index: b/fs/xfs/xfs_sb.h =================================================================== --- a/fs/xfs/xfs_sb.h +++ b/fs/xfs/xfs_sb.h @@ -84,11 +84,13 @@ struct xfs_trans; #define XFS_SB_VERSION2_PARENTBIT 0x00000010 /* parent pointers */ #define XFS_SB_VERSION2_PROJID32BIT 0x00000080 /* 32 bit project id */ #define XFS_SB_VERSION2_CRCBIT 0x00000100 /* metadata CRCs */ +#define XFS_SB_VERSION2_FTYPE 0x00000200 /* inode type in dir */ #define XFS_SB_VERSION2_OKREALFBITS \ (XFS_SB_VERSION2_LAZYSBCOUNTBIT | \ XFS_SB_VERSION2_ATTR2BIT | \ - XFS_SB_VERSION2_PROJID32BIT) + XFS_SB_VERSION2_PROJID32BIT | \ + XFS_SB_VERSION2_FTYPE) #define XFS_SB_VERSION2_OKSASHFBITS \ (0) #define XFS_SB_VERSION2_OKREALBITS \ @@ -631,8 +633,10 @@ static inline int xfs_sb_version_has_pqu static inline int xfs_sb_version_hasftype(struct xfs_sb *sbp) { - return XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && - xfs_sb_has_incompat_feature(sbp, XFS_SB_FEAT_INCOMPAT_FTYPE); + return (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && + xfs_sb_has_incompat_feature(sbp, XFS_SB_FEAT_INCOMPAT_FTYPE)) || + (xfs_sb_version_hasmorebits(sbp) && + (sbp->sb_features2 & XFS_SB_VERSION2_FTYPE)); } /* _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs