[XFS] Make uses of extended inode flags consistent, remove duplicated code.

SGI Modid: xfs-linux:xfs-kern:171450a

fs/xfs/linux/xfs_ioctl.c

@@ -1049,6 +1049,25 @@ xfs_merge_ioc_xflags(
 	return xflags;
 }
 
+STATIC unsigned int
+xfs_di2lxflags(
+	__uint16_t	di_flags)
+{
+	unsigned int	flags = 0;
+
+	if (di_flags & XFS_DIFLAG_IMMUTABLE)
+		flags |= LINUX_XFLAG_IMMUTABLE;
+	if (di_flags & XFS_DIFLAG_APPEND)
+		flags |= LINUX_XFLAG_APPEND;
+	if (di_flags & XFS_DIFLAG_SYNC)
+		flags |= LINUX_XFLAG_SYNC;
+	if (di_flags & XFS_DIFLAG_NOATIME)
+		flags |= LINUX_XFLAG_NOATIME;
+	if (di_flags & XFS_DIFLAG_NODUMP)
+		flags |= LINUX_XFLAG_NODUMP;
+	return flags;
+}
+
 STATIC int
 xfs_ioc_xattr(
 	vnode_t			*vp,
@@ -1113,17 +1132,7 @@ xfs_ioc_xattr(
 	}
 
 	case XFS_IOC_GETXFLAGS: {
-		flags = 0;
-		if (ip->i_d.di_flags & XFS_XFLAG_IMMUTABLE)
-			flags |= LINUX_XFLAG_IMMUTABLE;
-		if (ip->i_d.di_flags & XFS_XFLAG_APPEND)
-			flags |= LINUX_XFLAG_APPEND;
-		if (ip->i_d.di_flags & XFS_XFLAG_SYNC)
-			flags |= LINUX_XFLAG_SYNC;
-		if (ip->i_d.di_flags & XFS_XFLAG_NOATIME)
-			flags |= LINUX_XFLAG_NOATIME;
-		if (ip->i_d.di_flags & XFS_XFLAG_NODUMP)
-			flags |= LINUX_XFLAG_NODUMP;
+		flags = xfs_di2lxflags(ip->i_d.di_flags);
 		if (copy_to_user((unsigned int *)arg, &flags, sizeof(flags)))
 			return -XFS_ERROR(EFAULT);
 		return 0;
@@ -1143,7 +1152,8 @@ xfs_ioc_xattr(
 			attr_flags |= ATTR_NONBLOCK;
 
 		va.va_mask = XFS_AT_XFLAGS;
-		va.va_xflags = xfs_merge_ioc_xflags(flags, ip->i_d.di_flags);
+		va.va_xflags = xfs_merge_ioc_xflags(flags,
+				xfs_dic2xflags(&ip->i_d, ARCH_NOCONVERT));
 
 		VOP_SETATTR(vp, &va, attr_flags, NULL, error);
 		if (!error)

fs/xfs/xfs_inode.c

@@ -854,6 +854,34 @@ xfs_xlate_dinode_core(
 	INT_XLATE(buf_core->di_gen, mem_core->di_gen, dir, arch);
 }
 
+uint
+xfs_dic2xflags(
+	xfs_dinode_core_t	*dic,
+	xfs_arch_t		arch)
+{
+	__uint16_t		di_flags;
+	uint			flags = 0;
+
+	di_flags = INT_GET(dic->di_flags, arch);
+	if (di_flags & XFS_DIFLAG_REALTIME)
+		flags |= XFS_XFLAG_REALTIME;
+	if (di_flags & XFS_DIFLAG_PREALLOC)
+		flags |= XFS_XFLAG_PREALLOC;
+	if (di_flags & XFS_DIFLAG_IMMUTABLE)
+		flags |= XFS_XFLAG_IMMUTABLE;
+	if (di_flags & XFS_DIFLAG_APPEND)
+		flags |= XFS_XFLAG_APPEND;
+	if (di_flags & XFS_DIFLAG_SYNC)
+		flags |= XFS_XFLAG_SYNC;
+	if (di_flags & XFS_DIFLAG_NOATIME)
+		flags |= XFS_XFLAG_NOATIME;
+	if (di_flags & XFS_DIFLAG_NODUMP)
+		flags |= XFS_XFLAG_NODUMP;
+	if (XFS_CFORK_Q_ARCH(dic, arch))
+		flags |= XFS_XFLAG_HASATTR;
+	return flags;
+}
+
 /*
  * Given a mount structure and an inode number, return a pointer
  * to a newly allocated in-core inode coresponding to the given

fs/xfs/xfs_inode.h

@@ -503,8 +503,9 @@ int		xfs_iread_extents(struct xfs_trans *, xfs_inode_t *, int);
 int		xfs_ialloc(struct xfs_trans *, xfs_inode_t *, mode_t, nlink_t,
 			   xfs_dev_t, struct cred *, xfs_prid_t, int,
 			   struct xfs_buf **, boolean_t *, xfs_inode_t **);
-void		xfs_xlate_dinode_core(xfs_caddr_t, struct xfs_dinode_core *, int,
-			   xfs_arch_t);
+void		xfs_xlate_dinode_core(xfs_caddr_t, struct xfs_dinode_core *,
+					int, xfs_arch_t);
+uint		xfs_dic2xflags(struct xfs_dinode_core *, xfs_arch_t);
 int		xfs_ifree(struct xfs_trans *, xfs_inode_t *,
 			   struct xfs_bmap_free *);
 int		xfs_atruncate_start(xfs_inode_t *);

fs/xfs/xfs_itable.c

@@ -82,7 +82,6 @@ xfs_bulkstat_one(
 	xfs_dinode_core_t *dic;		/* dinode core info pointer */
 	xfs_inode_t	*ip = NULL;	/* incore inode pointer */
 	xfs_arch_t      arch;           /* these are set according to      */
-	__uint16_t      di_flags;       /* temp */
 
 	dip = (xfs_dinode_t *)dibuff;
 
@@ -166,29 +165,7 @@ xfs_bulkstat_one(
 	buf->bs_mtime.tv_nsec = INT_GET(dic->di_mtime.t_nsec, arch);
 	buf->bs_ctime.tv_sec = INT_GET(dic->di_ctime.t_sec, arch);
 	buf->bs_ctime.tv_nsec = INT_GET(dic->di_ctime.t_nsec, arch);
-	/*
-	 * convert di_flags to bs_xflags.
-	 */
-	di_flags = INT_GET(dic->di_flags, arch);
-
-	buf->bs_xflags =
-		((di_flags & XFS_DIFLAG_REALTIME) ?
-			XFS_XFLAG_REALTIME : 0) |
-		((di_flags & XFS_DIFLAG_PREALLOC) ?
-			XFS_XFLAG_PREALLOC : 0) |
-	        ((di_flags & XFS_DIFLAG_IMMUTABLE) ?
-		        XFS_XFLAG_IMMUTABLE : 0) |
-		((di_flags & XFS_DIFLAG_APPEND) ?
-		        XFS_XFLAG_APPEND : 0) |
-		((di_flags & XFS_DIFLAG_SYNC) ?
-		        XFS_XFLAG_SYNC : 0) |
-		((di_flags & XFS_DIFLAG_NOATIME) ?
-		        XFS_XFLAG_NOATIME : 0) |
-		((di_flags & XFS_DIFLAG_NODUMP) ?
-		        XFS_XFLAG_NODUMP : 0) |
-		(XFS_CFORK_Q_ARCH(dic, arch) ?
-			XFS_XFLAG_HASATTR : 0);
-
+	buf->bs_xflags = xfs_dic2xflags(dic, arch);
 	buf->bs_extsize = INT_GET(dic->di_extsize, arch) << mp->m_sb.sb_blocklog;
 	buf->bs_extents = INT_GET(dic->di_nextents, arch);
 	buf->bs_gen = INT_GET(dic->di_gen, arch);

fs/xfs/xfs_vnodeops.c

@@ -246,25 +246,10 @@ xfs_getattr(
 		goto all_done;
 
 	/*
-	 * convert di_flags to xflags
+	 * Convert di_flags to xflags.
 	 */
-	vap->va_xflags = 0;
-	if (ip->i_d.di_flags & XFS_DIFLAG_REALTIME)
-		vap->va_xflags |= XFS_XFLAG_REALTIME;
-	if (ip->i_d.di_flags & XFS_DIFLAG_PREALLOC)
-		vap->va_xflags |= XFS_XFLAG_PREALLOC;
-	if (ip->i_d.di_flags & XFS_DIFLAG_IMMUTABLE)
-		vap->va_xflags |= XFS_XFLAG_IMMUTABLE;
-	if (ip->i_d.di_flags & XFS_DIFLAG_APPEND)
-		vap->va_xflags |= XFS_XFLAG_APPEND;
-	if (ip->i_d.di_flags & XFS_DIFLAG_SYNC)
-		vap->va_xflags |= XFS_XFLAG_SYNC;
-	if (ip->i_d.di_flags & XFS_DIFLAG_NOATIME)
-		vap->va_xflags |= XFS_XFLAG_NOATIME;
-	if (ip->i_d.di_flags & XFS_DIFLAG_NODUMP)
-		vap->va_xflags |= XFS_XFLAG_NODUMP;
-	if (XFS_IFORK_Q(ip))
-		vap->va_xflags |= XFS_XFLAG_HASATTR;
+	vap->va_xflags = xfs_dic2xflags(&ip->i_d, ARCH_NOCONVERT);
+
 	/*
 	 * Exit for inode revalidate.  See if any of the rest of
 	 * the fields to be filled in are needed.