[XFS] Fix up uses of nlink_t incorrectly restricting us to 2^16 links for some platforms

SGI Modid: xfs-linux:xfs-kern:22032a
Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>

fs/xfs/linux-2.6/xfs_vnode.h

@@ -409,7 +409,7 @@ typedef struct vattr {
 	int		va_mask;	/* bit-mask of attributes present */
 	enum vtype	va_type;	/* vnode type (for create) */
 	mode_t		va_mode;	/* file access mode and type */
-	nlink_t		va_nlink;	/* number of references to file */
+	xfs_nlink_t	va_nlink;	/* number of references to file */
 	uid_t		va_uid;		/* owner user id */
 	gid_t		va_gid;		/* owner group id */
 	xfs_ino_t	va_nodeid;	/* file id */

fs/xfs/xfs_inode.c

@@ -1130,7 +1130,7 @@ xfs_ialloc(
 	xfs_trans_t	*tp,
 	xfs_inode_t	*pip,
 	mode_t		mode,
-	nlink_t		nlink,
+	xfs_nlink_t	nlink,
 	xfs_dev_t	rdev,
 	cred_t		*cr,
 	xfs_prid_t	prid,

fs/xfs/xfs_inode.h

@@ -495,9 +495,9 @@ int		xfs_itobp(struct xfs_mount *, struct xfs_trans *,
 int		xfs_iread(struct xfs_mount *, struct xfs_trans *, xfs_ino_t,
 			  xfs_inode_t **, xfs_daddr_t);
 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 **);
+int		xfs_ialloc(struct xfs_trans *, xfs_inode_t *, mode_t,
+			   xfs_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);
 uint		xfs_ip2xflags(struct xfs_inode *);

fs/xfs/xfs_types.h

@@ -63,6 +63,7 @@ typedef __u64			xfs_ino_t;	/* <inode> type */
 typedef __s64			xfs_daddr_t;	/* <disk address> type */
 typedef char *			xfs_caddr_t;	/* <core address> type */
 typedef __u32			xfs_dev_t;
+typedef __u32			xfs_nlink_t;
 
 /* __psint_t is the same size as a pointer */
 #if (BITS_PER_LONG == 32)

fs/xfs/xfs_utils.c

@@ -147,7 +147,7 @@ xfs_dir_ialloc(
 	xfs_inode_t	*dp,		/* directory within whose allocate
 					   the inode. */
 	mode_t		mode,
-	nlink_t		nlink,
+	xfs_nlink_t	nlink,
 	xfs_dev_t	rdev,
 	cred_t		*credp,
 	prid_t		prid,		/* project id */

fs/xfs/xfs_utils.h

@@ -42,7 +42,7 @@ extern int xfs_get_dir_entry (vname_t *, xfs_inode_t **);
 extern int xfs_dir_lookup_int (bhv_desc_t *, uint, vname_t *, xfs_ino_t *,
 				xfs_inode_t **);
 extern int xfs_truncate_file (xfs_mount_t *, xfs_inode_t *);
-extern int xfs_dir_ialloc (xfs_trans_t **, xfs_inode_t *, mode_t, nlink_t,
+extern int xfs_dir_ialloc (xfs_trans_t **, xfs_inode_t *, mode_t, xfs_nlink_t,
 				xfs_dev_t, cred_t *, prid_t, int,
 				xfs_inode_t **, int *);
 extern int xfs_droplink (xfs_trans_t *, xfs_inode_t *);