[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 b1efb906dbb..76fe9ffb218 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 270cfe38050..f424cae9685 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 8bbcfeba1a9..892b06c5426 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.