[XFS] endianess annotations for XFS_DIR2_DATA_UNUSED_TAG_P 

SGI-PV: 943272
SGI-Modid: xfs-linux-melb:xfs-kern:25490a

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nathan Scott <nathans@sgi.com>
diff --git a/fs/xfs/xfs_dir2_block.c b/fs/xfs/xfs_dir2_block.c
index 8b8aed7..2c1fcdc 100644
--- a/fs/xfs/xfs_dir2_block.c
+++ b/fs/xfs/xfs_dir2_block.c
@@ -1178,8 +1178,7 @@
 			      ((char *)block + offset);
 			dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
 			dup->length = cpu_to_be16(newoffset - offset);
-			INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT,
-				(xfs_dir2_data_off_t)
+			*XFS_DIR2_DATA_UNUSED_TAG_P(dup) = cpu_to_be16(
 				((char *)dup - (char *)block));
 			xfs_dir2_data_log_unused(tp, bp, dup);
 			(void)xfs_dir2_data_freeinsert((xfs_dir2_data_t *)block,
diff --git a/fs/xfs/xfs_dir2_data.c b/fs/xfs/xfs_dir2_data.c
index 48b4906..acb6113 100644
--- a/fs/xfs/xfs_dir2_data.c
+++ b/fs/xfs/xfs_dir2_data.c
@@ -110,7 +110,7 @@
 		 */
 		if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) {
 			ASSERT(lastfree == 0);
-			ASSERT(INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT) ==
+			ASSERT(be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)) ==
 			       (char *)dup - (char *)d);
 			dfp = xfs_dir2_data_freefind(d, dup);
 			if (dfp) {
@@ -366,7 +366,7 @@
 		 */
 		if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) {
 			ASSERT((char *)dup - (char *)d ==
-			       INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT));
+			       be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)));
 			xfs_dir2_data_freeinsert(d, dup, loghead);
 			p += be16_to_cpu(dup->length);
 		}
@@ -433,8 +433,7 @@
 	t=mp->m_dirblksize - (uint)sizeof(d->hdr);
 	d->hdr.bestfree[0].length = cpu_to_be16(t);
 	dup->length = cpu_to_be16(t);
-	INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT,
-		(xfs_dir2_data_off_t)((char *)dup - (char *)d));
+	*XFS_DIR2_DATA_UNUSED_TAG_P(dup) = cpu_to_be16((char *)dup - (char *)d);
 	/*
 	 * Log it and return it.
 	 */
@@ -594,8 +593,8 @@
 		 * Fix up the new big freespace.
 		 */
 		be16_add(&prevdup->length, len + be16_to_cpu(postdup->length));
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)prevdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup) =
+			cpu_to_be16((char *)prevdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, prevdup);
 		if (!needscan) {
 			/*
@@ -628,8 +627,8 @@
 	else if (prevdup) {
 		dfp = xfs_dir2_data_freefind(d, prevdup);
 		be16_add(&prevdup->length, len);
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)prevdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(prevdup) =
+			cpu_to_be16((char *)prevdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, prevdup);
 		/*
 		 * If the previous entry was in the table, the new entry
@@ -656,8 +655,8 @@
 		newdup = (xfs_dir2_data_unused_t *)((char *)d + offset);
 		newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
 		newdup->length = cpu_to_be16(len + be16_to_cpu(postdup->length));
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
+			cpu_to_be16((char *)newdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup);
 		/*
 		 * If the following entry was in the table, the new entry
@@ -683,8 +682,8 @@
 		newdup = (xfs_dir2_data_unused_t *)((char *)d + offset);
 		newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
 		newdup->length = cpu_to_be16(len);
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
+			cpu_to_be16((char *)newdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup);
 		(void)xfs_dir2_data_freeinsert(d, newdup, needlogp);
 	}
@@ -719,7 +718,7 @@
 	ASSERT(be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG);
 	ASSERT(offset >= (char *)dup - (char *)d);
 	ASSERT(offset + len <= (char *)dup + be16_to_cpu(dup->length) - (char *)d);
-	ASSERT((char *)dup - (char *)d == INT_GET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT));
+	ASSERT((char *)dup - (char *)d == be16_to_cpu(*XFS_DIR2_DATA_UNUSED_TAG_P(dup)));
 	/*
 	 * Look up the entry in the bestfree table.
 	 */
@@ -752,8 +751,8 @@
 		newdup = (xfs_dir2_data_unused_t *)((char *)d + offset + len);
 		newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
 		newdup->length = cpu_to_be16(oldlen - len);
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
+			cpu_to_be16((char *)newdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup);
 		/*
 		 * If it was in the table, remove it and add the new one.
@@ -779,8 +778,8 @@
 	else if (matchback) {
 		newdup = dup;
 		newdup->length = cpu_to_be16(((char *)d + offset) - (char *)newdup);
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
+			cpu_to_be16((char *)newdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup);
 		/*
 		 * If it was in the table, remove it and add the new one.
@@ -806,14 +805,14 @@
 	else {
 		newdup = dup;
 		newdup->length = cpu_to_be16(((char *)d + offset) - (char *)newdup);
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup) =
+			cpu_to_be16((char *)newdup - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup);
 		newdup2 = (xfs_dir2_data_unused_t *)((char *)d + offset + len);
 		newdup2->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);
 		newdup2->length = cpu_to_be16(oldlen - len - be16_to_cpu(newdup->length));
-		INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(newdup2), ARCH_CONVERT,
-			(xfs_dir2_data_off_t)((char *)newdup2 - (char *)d));
+		*XFS_DIR2_DATA_UNUSED_TAG_P(newdup2) =
+			cpu_to_be16((char *)newdup2 - (char *)d);
 		xfs_dir2_data_log_unused(tp, bp, newdup2);
 		/*
 		 * If the old entry was in the table, we need to scan
diff --git a/fs/xfs/xfs_dir2_data.h b/fs/xfs/xfs_dir2_data.h
index 28adddb..479b59f 100644
--- a/fs/xfs/xfs_dir2_data.h
+++ b/fs/xfs/xfs_dir2_data.h
@@ -147,12 +147,11 @@
  */
 #define	XFS_DIR2_DATA_UNUSED_TAG_P(dup) \
 	xfs_dir2_data_unused_tag_p(dup)
-static inline xfs_dir2_data_off_t *
+static inline __be16 *
 xfs_dir2_data_unused_tag_p(xfs_dir2_data_unused_t *dup)
 {
-	return (xfs_dir2_data_off_t *) \
-		 ((char *)(dup) + be16_to_cpu((dup)->length) \
-				- (uint)sizeof(xfs_dir2_data_off_t));
+	return (__be16 *)((char *)dup +
+			be16_to_cpu(dup->length) - sizeof(__be16));
 }
 
 /*