From: Mark Tinguely Date: Mon, 19 Aug 2013 20:19:36 +0000 (-0500) Subject: xfs: add xfs sb v4 support for dirent filetype field X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3e3c51cee9a07d67e3910cc514867b56ac60ec94;p=linux-beck.git xfs: add xfs sb v4 support for dirent filetype field 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 Reviewed-by: Geoffrey Wehrman Signed-off-by: Ben Myers --- diff --git a/fs/xfs/xfs_sb.h b/fs/xfs/xfs_sb.h index c8d88989bad6..6835b44f850e 100644 --- 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_pquotino(xfs_sb_t *sbp) 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)); } /*