[XFS] endianess annotate XFS_BMAP_BROOT_PTR_ADDR Make sure it returns a

__be64 and let the callers use the proper macros.

SGI-PV: 954580
SGI-Modid: xfs-linux-melb:xfs-kern:26560a

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

3 files changed, 47 insertions, 50 deletions

diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index b1efb90..76fe9ff 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -2999,7 +2999,7 @@ xfs_bmap_btree_to_extents(
 	int			error;	/* error return value */
 	xfs_ifork_t		*ifp;	/* inode fork data */
 	xfs_mount_t		*mp;	/* mount point structure */
-	xfs_bmbt_ptr_t		*pp;	/* ptr to block address */
+	__be64			*pp;	/* ptr to block address */
 	xfs_bmbt_block_t	*rblock;/* root btree block */
 
 	ifp = XFS_IFORK_PTR(ip, whichfork);
@@ -3011,12 +3011,12 @@ xfs_bmap_btree_to_extents(
 	ASSERT(XFS_BMAP_BROOT_MAXRECS(ifp->if_broot_bytes) == 1);
 	mp = ip->i_mount;
 	pp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, ifp->if_broot_bytes);
+	cbno = be64_to_cpu(*pp);
 	*logflagsp = 0;
 #ifdef DEBUG
-	if ((error = xfs_btree_check_lptr_disk(cur, *pp, 1)))
+	if ((error = xfs_btree_check_lptr(cur, cbno, 1)))
 		return error;
 #endif
-	cbno = INT_GET(*pp, ARCH_CONVERT);
 	if ((error = xfs_btree_read_bufl(mp, tp, cbno, 0, &cbp,
 			XFS_BMAP_BTREE_REF)))
 		return error;
@@ -3514,7 +3514,7 @@ xfs_bmap_extents_to_btree(
 	arp = XFS_BMAP_REC_IADDR(ablock, 1, cur);
 	INT_SET(kp->br_startoff, ARCH_CONVERT, xfs_bmbt_disk_get_startoff(arp));
 	pp = XFS_BMAP_PTR_IADDR(block, 1, cur);
-	INT_SET(*pp, ARCH_CONVERT, args.fsbno);
+	*pp = cpu_to_be64(args.fsbno);
 	/*
 	 * Do all this logging at the end so that
 	 * the root is at the right level.
@@ -4494,7 +4494,7 @@ xfs_bmap_read_extents(
 	xfs_ifork_t		*ifp;	/* fork structure */
 	int			level;	/* btree level, for checking */
 	xfs_mount_t		*mp;	/* file system mount structure */
-	xfs_bmbt_ptr_t		*pp;	/* pointer to block address */
+	__be64			*pp;	/* pointer to block address */
 	/* REFERENCED */
 	xfs_extnum_t		room;	/* number of entries there's room for */
 
@@ -4510,10 +4510,10 @@ xfs_bmap_read_extents(
 	level = be16_to_cpu(block->bb_level);
 	ASSERT(level > 0);
 	pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
-	ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
-	ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
-	ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
-	bno = INT_GET(*pp, ARCH_CONVERT);
+	bno = be64_to_cpu(*pp);
+	ASSERT(bno != NULLDFSBNO);
+	ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+	ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
 	/*
 	 * Go down the tree until leaf level is reached, following the first
 	 * pointer (leftmost) at each level.
@@ -4530,10 +4530,8 @@ xfs_bmap_read_extents(
 			break;
 		pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize, xfs_bmbt, block,
 			1, mp->m_bmap_dmxr[1]);
-		XFS_WANT_CORRUPTED_GOTO(
-			XFS_FSB_SANITY_CHECK(mp, INT_GET(*pp, ARCH_CONVERT)),
-			error0);
-		bno = INT_GET(*pp, ARCH_CONVERT);
+		bno = be64_to_cpu(*pp);
+		XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, bno), error0);
 		xfs_trans_brelse(tp, bp);
 	}
 	/*
@@ -6141,7 +6139,7 @@ xfs_check_block(
 	short			sz)
 {
 	int			i, j, dmxr;
-	xfs_bmbt_ptr_t		*pp, *thispa;	/* pointer to block address */
+	__be64			*pp, *thispa;	/* pointer to block address */
 	xfs_bmbt_key_t		*prevp, *keyp;
 
 	ASSERT(be16_to_cpu(block->bb_level) > 0);
@@ -6179,11 +6177,10 @@ xfs_check_block(
 				thispa = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize,
 					xfs_bmbt, block, j, dmxr);
 			}
-			if (INT_GET(*thispa, ARCH_CONVERT) ==
-			    INT_GET(*pp, ARCH_CONVERT)) {
+			if (*thispa == *pp) {
 				cmn_err(CE_WARN, "%s: thispa(%d) == pp(%d) %Ld",
 					__FUNCTION__, j, i,
-					INT_GET(*thispa, ARCH_CONVERT));
+					(unsigned long long)be64_to_cpu(*thispa));
 				panic("%s: ptrs are equal in node\n",
 					__FUNCTION__);
 			}
@@ -6210,7 +6207,7 @@ xfs_bmap_check_leaf_extents(
 	xfs_ifork_t		*ifp;	/* fork structure */
 	int			level;	/* btree level, for checking */
 	xfs_mount_t		*mp;	/* file system mount structure */
-	xfs_bmbt_ptr_t		*pp;	/* pointer to block address */
+	__be64			*pp;	/* pointer to block address */
 	xfs_bmbt_rec_t		*ep;	/* pointer to current extent */
 	xfs_bmbt_rec_t		*lastp; /* pointer to previous extent */
 	xfs_bmbt_rec_t		*nextp;	/* pointer to next extent */
@@ -6231,10 +6228,12 @@ xfs_bmap_check_leaf_extents(
 	ASSERT(level > 0);
 	xfs_check_block(block, mp, 1, ifp->if_broot_bytes);
 	pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
-	ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
-	ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
-	ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
-	bno = INT_GET(*pp, ARCH_CONVERT);
+	bno = be64_to_cpu(*pp);
+
+	ASSERT(bno != NULLDFSBNO);
+	ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+	ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
+
 	/*
 	 * Go down the tree until leaf level is reached, following the first
 	 * pointer (leftmost) at each level.
@@ -6265,8 +6264,8 @@ xfs_bmap_check_leaf_extents(
 		xfs_check_block(block, mp, 0, 0);
 		pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize, xfs_bmbt, block,
 			1, mp->m_bmap_dmxr[1]);
-		XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, INT_GET(*pp, ARCH_CONVERT)), error0);
-		bno = INT_GET(*pp, ARCH_CONVERT);
+		bno = be64_to_cpu(*pp);
+		XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, bno), error0);
 		if (bp_release) {
 			bp_release = 0;
 			xfs_trans_brelse(NULL, bp);
@@ -6372,7 +6371,7 @@ xfs_bmap_count_blocks(
 	xfs_ifork_t		*ifp;	/* fork structure */
 	int			level;	/* btree level, for checking */
 	xfs_mount_t		*mp;	/* file system mount structure */
-	xfs_bmbt_ptr_t		*pp;	/* pointer to block address */
+	__be64			*pp;	/* pointer to block address */
 
 	bno = NULLFSBLOCK;
 	mp = ip->i_mount;
@@ -6395,10 +6394,10 @@ xfs_bmap_count_blocks(
 	level = be16_to_cpu(block->bb_level);
 	ASSERT(level > 0);
 	pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
-	ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
-	ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
-	ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
-	bno = INT_GET(*pp, ARCH_CONVERT);
+	bno = be64_to_cpu(*pp);
+	ASSERT(bno != NULLDFSBNO);
+	ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+	ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
 
 	if (unlikely(xfs_bmap_count_tree(mp, tp, ifp, bno, level, count) < 0)) {
 		XFS_ERROR_REPORT("xfs_bmap_count_blocks(2)", XFS_ERRLEVEL_LOW,
@@ -6425,7 +6424,7 @@ xfs_bmap_count_tree(
 	int			error;
 	xfs_buf_t		*bp, *nbp;
 	int			level = levelin;
-	xfs_bmbt_ptr_t          *pp;
+	__be64			*pp;
 	xfs_fsblock_t           bno = blockno;
 	xfs_fsblock_t		nextbno;
 	xfs_bmbt_block_t        *block, *nextblock;
@@ -6452,7 +6451,7 @@ xfs_bmap_count_tree(
 		/* Dive to the next level */
 		pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize,
 			xfs_bmbt, block, 1, mp->m_bmap_dmxr[1]);
-		bno = INT_GET(*pp, ARCH_CONVERT);
+		bno = be64_to_cpu(*pp);
 		if (unlikely((error =
 		     xfs_bmap_count_tree(mp, tp, ifp, bno, level, count)) < 0)) {
 			xfs_trans_brelse(tp, bp);
diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c
index 270cfe3..f424cae 100644
--- a/fs/xfs/xfs_bmap_btree.c
+++ b/fs/xfs/xfs_bmap_btree.c
@@ -870,14 +870,13 @@ xfs_bmbt_insrec(
 		memmove(&pp[ptr], &pp[ptr - 1], /* INT_: direct copy */
 			(numrecs - ptr + 1) * sizeof(*pp));
 #ifdef DEBUG
-		if ((error = xfs_btree_check_lptr(cur, (xfs_bmbt_ptr_t)*bnop,
-				level))) {
+		if ((error = xfs_btree_check_lptr(cur, *bnop, level))) {
 			XFS_BMBT_TRACE_CURSOR(cur, ERROR);
 			return error;
 		}
 #endif
 		kp[ptr - 1] = key;
-		INT_SET(pp[ptr - 1], ARCH_CONVERT, *bnop);
+		pp[ptr - 1] = cpu_to_be64(*bnop);
 		numrecs++;
 		block->bb_numrecs = cpu_to_be16(numrecs);
 		xfs_bmbt_log_keys(cur, bp, ptr, numrecs);
@@ -1189,13 +1188,13 @@ xfs_bmbt_lookup(
 			if (diff > 0 && --keyno < 1)
 				keyno = 1;
 			pp = XFS_BMAP_PTR_IADDR(block, keyno, cur);
+			fsbno = be64_to_cpu(*pp);
 #ifdef DEBUG
-			if ((error = xfs_btree_check_lptr_disk(cur, *pp, level))) {
+			if ((error = xfs_btree_check_lptr(cur, fsbno, level))) {
 				XFS_BMBT_TRACE_CURSOR(cur, ERROR);
 				return error;
 			}
 #endif
-			fsbno = INT_GET(*pp, ARCH_CONVERT);
 			cur->bc_ptrs[level] = keyno;
 		}
 	}
@@ -1445,7 +1444,7 @@ xfs_bmbt_rshift(
 		rpp = XFS_BMAP_PTR_IADDR(right, 1, cur);
 #ifdef DEBUG
 		for (i = be16_to_cpu(right->bb_numrecs) - 1; i >= 0; i--) {
-			if ((error = xfs_btree_check_lptr_disk(cur, rpp[i] level))) {
+			if ((error = xfs_btree_check_lptr_disk(cur, rpp[i], level))) {
 				XFS_BMBT_TRACE_CURSOR(cur, ERROR);
 				return error;
 			}
@@ -1728,9 +1727,9 @@ xfs_bmdr_to_bmbt(
 {
 	int			dmxr;
 	xfs_bmbt_key_t		*fkp;
-	xfs_bmbt_ptr_t		*fpp;
+	__be64			*fpp;
 	xfs_bmbt_key_t		*tkp;
-	xfs_bmbt_ptr_t		*tpp;
+	__be64			*tpp;
 
 	rblock->bb_magic = cpu_to_be32(XFS_BMAP_MAGIC);
 	rblock->bb_level = dblock->bb_level;
@@ -1745,7 +1744,7 @@ xfs_bmdr_to_bmbt(
 	tpp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, rblocklen);
 	dmxr = be16_to_cpu(dblock->bb_numrecs);
 	memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
-	memcpy(tpp, fpp, sizeof(*fpp) * dmxr); /* INT_: direct copy */
+	memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
 }
 
 /*
@@ -1805,7 +1804,7 @@ xfs_bmbt_decrement(
 	tp = cur->bc_tp;
 	mp = cur->bc_mp;
 	for (block = xfs_bmbt_get_block(cur, lev, &bp); lev > level; ) {
-		fsbno = INT_GET(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur), ARCH_CONVERT);
+		fsbno = be64_to_cpu(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur));
 		if ((error = xfs_btree_read_bufl(mp, tp, fsbno, 0, &bp,
 				XFS_BMAP_BTREE_REF))) {
 			XFS_BMBT_TRACE_CURSOR(cur, ERROR);
@@ -2135,7 +2134,7 @@ xfs_bmbt_increment(
 	tp = cur->bc_tp;
 	mp = cur->bc_mp;
 	for (block = xfs_bmbt_get_block(cur, lev, &bp); lev > level; ) {
-		fsbno = INT_GET(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur), ARCH_CONVERT);
+		fsbno = be64_to_cpu(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur));
 		if ((error = xfs_btree_read_bufl(mp, tp, fsbno, 0, &bp,
 				XFS_BMAP_BTREE_REF))) {
 			XFS_BMBT_TRACE_CURSOR(cur, ERROR);
@@ -2361,7 +2360,7 @@ xfs_bmbt_newroot(
 			return error;
 		}
 #endif
-		args.fsbno = INT_GET(*pp, ARCH_CONVERT);
+		args.fsbno = be64_to_cpu(*pp);
 		args.type = XFS_ALLOCTYPE_START_BNO;
 	} else
 		args.type = XFS_ALLOCTYPE_NEAR_BNO;
@@ -2401,13 +2400,12 @@ xfs_bmbt_newroot(
 #endif
 	memcpy(cpp, pp, be16_to_cpu(cblock->bb_numrecs) * sizeof(*pp));
 #ifdef DEBUG
-	if ((error = xfs_btree_check_lptr(cur, (xfs_bmbt_ptr_t)args.fsbno,
-			level))) {
+	if ((error = xfs_btree_check_lptr(cur, args.fsbno, level))) {
 		XFS_BMBT_TRACE_CURSOR(cur, ERROR);
 		return error;
 	}
 #endif
-	INT_SET(*pp, ARCH_CONVERT, args.fsbno);
+	*pp = cpu_to_be64(args.fsbno);
 	xfs_iroot_realloc(cur->bc_private.b.ip, 1 - be16_to_cpu(cblock->bb_numrecs),
 		cur->bc_private.b.whichfork);
 	xfs_btree_setbuf(cur, level, bp);
@@ -2681,9 +2679,9 @@ xfs_bmbt_to_bmdr(
 {
 	int			dmxr;
 	xfs_bmbt_key_t		*fkp;
-	xfs_bmbt_ptr_t		*fpp;
+	__be64			*fpp;
 	xfs_bmbt_key_t		*tkp;
-	xfs_bmbt_ptr_t		*tpp;
+	__be64			*tpp;
 
 	ASSERT(be32_to_cpu(rblock->bb_magic) == XFS_BMAP_MAGIC);
 	ASSERT(be64_to_cpu(rblock->bb_leftsib) == NULLDFSBNO);
@@ -2698,7 +2696,7 @@ xfs_bmbt_to_bmdr(
 	tpp = XFS_BTREE_PTR_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
 	dmxr = be16_to_cpu(dblock->bb_numrecs);
 	memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
-	memcpy(tpp, fpp, sizeof(*fpp) * dmxr); /* INT_: direct copy */
+	memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
 }
 
 /*
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 8bbcfeb..892b06c 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -244,7 +244,7 @@ xfs_btree_check_lptr(
 	int			level);	/* btree block level */
 
 #define xfs_btree_check_lptr_disk(cur, ptr, level) \
-	xfs_btree_check_lptr(cur, INT_GET(ptr, ARCH_CONVERT), level)
+	xfs_btree_check_lptr(cur, be64_to_cpu(ptr), level)
 
 /*
  * Checking routine: check that short form block header is ok.