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authorNathan Scott <nathans@sgi.com>2006-03-17 01:28:07 -0500
committerNathan Scott <nathans@sgi.com>2006-03-17 01:28:07 -0500
commita818e5de7e21ddaa7352bb8c9fc785c7b4f3019f (patch)
tree9e2e3f03be8c9b065e019999a66b6d85d7a74f5e /fs/xfs/xfs_dir2_leaf.c
parente922fffa4188ef6207cd3afef7f4d33bf4a9ca64 (diff)
[XFS] endianess annotations for xfs_dir2_leaf_hdr_t
SGI-PV: 943272 SGI-Modid: xfs-linux-melb:xfs-kern:25492a Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_dir2_leaf.c')
-rw-r--r--fs/xfs/xfs_dir2_leaf.c74
1 files changed, 37 insertions, 37 deletions
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index 63e81dc2737e..0d366ab4db17 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -111,14 +111,14 @@ xfs_dir2_block_to_leaf(
111 /* 111 /*
112 * Set the counts in the leaf header. 112 * Set the counts in the leaf header.
113 */ 113 */
114 leaf->hdr.count = btp->count; 114 leaf->hdr.count = cpu_to_be16(be32_to_cpu(btp->count));
115 leaf->hdr.stale = btp->stale; 115 leaf->hdr.stale = cpu_to_be16(be32_to_cpu(btp->stale));
116 /* 116 /*
117 * Could compact these but I think we always do the conversion 117 * Could compact these but I think we always do the conversion
118 * after squeezing out stale entries. 118 * after squeezing out stale entries.
119 */ 119 */
120 memcpy(leaf->ents, blp, be32_to_cpu(btp->count) * sizeof(xfs_dir2_leaf_entry_t)); 120 memcpy(leaf->ents, blp, be32_to_cpu(btp->count) * sizeof(xfs_dir2_leaf_entry_t));
121 xfs_dir2_leaf_log_ents(tp, lbp, 0, INT_GET(leaf->hdr.count, ARCH_CONVERT) - 1); 121 xfs_dir2_leaf_log_ents(tp, lbp, 0, be16_to_cpu(leaf->hdr.count) - 1);
122 needscan = 0; 122 needscan = 0;
123 needlog = 1; 123 needlog = 1;
124 /* 124 /*
@@ -222,7 +222,7 @@ xfs_dir2_leaf_addname(
222 * in a data block, improving the lookup of those entries. 222 * in a data block, improving the lookup of those entries.
223 */ 223 */
224 for (use_block = -1, lep = &leaf->ents[index]; 224 for (use_block = -1, lep = &leaf->ents[index];
225 index < INT_GET(leaf->hdr.count, ARCH_CONVERT) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval; 225 index < be16_to_cpu(leaf->hdr.count) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval;
226 index++, lep++) { 226 index++, lep++) {
227 if (INT_GET(lep->address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) 227 if (INT_GET(lep->address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR)
228 continue; 228 continue;
@@ -266,15 +266,15 @@ xfs_dir2_leaf_addname(
266 * If we don't have enough free bytes but we can make enough 266 * If we don't have enough free bytes but we can make enough
267 * by compacting out stale entries, we'll do that. 267 * by compacting out stale entries, we'll do that.
268 */ 268 */
269 if ((char *)bestsp - (char *)&leaf->ents[INT_GET(leaf->hdr.count, ARCH_CONVERT)] < needbytes && 269 if ((char *)bestsp - (char *)&leaf->ents[be16_to_cpu(leaf->hdr.count)] < needbytes &&
270 INT_GET(leaf->hdr.stale, ARCH_CONVERT) > 1) { 270 be16_to_cpu(leaf->hdr.stale) > 1) {
271 compact = 1; 271 compact = 1;
272 } 272 }
273 /* 273 /*
274 * Otherwise if we don't have enough free bytes we need to 274 * Otherwise if we don't have enough free bytes we need to
275 * convert to node form. 275 * convert to node form.
276 */ 276 */
277 else if ((char *)bestsp - (char *)&leaf->ents[INT_GET(leaf->hdr.count, ARCH_CONVERT)] < 277 else if ((char *)bestsp - (char *)&leaf->ents[be16_to_cpu(leaf->hdr.count)] <
278 needbytes) { 278 needbytes) {
279 /* 279 /*
280 * Just checking or no space reservation, give up. 280 * Just checking or no space reservation, give up.
@@ -330,8 +330,8 @@ xfs_dir2_leaf_addname(
330 * There are stale entries, so we'll need log-low and log-high 330 * There are stale entries, so we'll need log-low and log-high
331 * impossibly bad values later. 331 * impossibly bad values later.
332 */ 332 */
333 else if (INT_GET(leaf->hdr.stale, ARCH_CONVERT)) { 333 else if (be16_to_cpu(leaf->hdr.stale)) {
334 lfloglow = INT_GET(leaf->hdr.count, ARCH_CONVERT); 334 lfloglow = be16_to_cpu(leaf->hdr.count);
335 lfloghigh = -1; 335 lfloghigh = -1;
336 } 336 }
337 /* 337 /*
@@ -440,15 +440,15 @@ xfs_dir2_leaf_addname(
440 /* 440 /*
441 * lep is still good as the index leaf entry. 441 * lep is still good as the index leaf entry.
442 */ 442 */
443 if (index < INT_GET(leaf->hdr.count, ARCH_CONVERT)) 443 if (index < be16_to_cpu(leaf->hdr.count))
444 memmove(lep + 1, lep, 444 memmove(lep + 1, lep,
445 (INT_GET(leaf->hdr.count, ARCH_CONVERT) - index) * sizeof(*lep)); 445 (be16_to_cpu(leaf->hdr.count) - index) * sizeof(*lep));
446 /* 446 /*
447 * Record low and high logging indices for the leaf. 447 * Record low and high logging indices for the leaf.
448 */ 448 */
449 lfloglow = index; 449 lfloglow = index;
450 lfloghigh = INT_GET(leaf->hdr.count, ARCH_CONVERT); 450 lfloghigh = be16_to_cpu(leaf->hdr.count);
451 INT_MOD(leaf->hdr.count, ARCH_CONVERT, +1); 451 be16_add(&leaf->hdr.count, 1);
452 } 452 }
453 /* 453 /*
454 * There are stale entries. 454 * There are stale entries.
@@ -478,7 +478,7 @@ xfs_dir2_leaf_addname(
478 * lowstale entry would be better. 478 * lowstale entry would be better.
479 */ 479 */
480 for (highstale = index; 480 for (highstale = index;
481 highstale < INT_GET(leaf->hdr.count, ARCH_CONVERT) && 481 highstale < be16_to_cpu(leaf->hdr.count) &&
482 INT_GET(leaf->ents[highstale].address, ARCH_CONVERT) != 482 INT_GET(leaf->ents[highstale].address, ARCH_CONVERT) !=
483 XFS_DIR2_NULL_DATAPTR && 483 XFS_DIR2_NULL_DATAPTR &&
484 (lowstale < 0 || 484 (lowstale < 0 ||
@@ -490,7 +490,7 @@ xfs_dir2_leaf_addname(
490 * If the low one is better, use it. 490 * If the low one is better, use it.
491 */ 491 */
492 if (lowstale >= 0 && 492 if (lowstale >= 0 &&
493 (highstale == INT_GET(leaf->hdr.count, ARCH_CONVERT) || 493 (highstale == be16_to_cpu(leaf->hdr.count) ||
494 index - lowstale - 1 < highstale - index)) { 494 index - lowstale - 1 < highstale - index)) {
495 ASSERT(index - lowstale - 1 >= 0); 495 ASSERT(index - lowstale - 1 >= 0);
496 ASSERT(INT_GET(leaf->ents[lowstale].address, ARCH_CONVERT) == 496 ASSERT(INT_GET(leaf->ents[lowstale].address, ARCH_CONVERT) ==
@@ -526,7 +526,7 @@ xfs_dir2_leaf_addname(
526 lfloglow = MIN(index, lfloglow); 526 lfloglow = MIN(index, lfloglow);
527 lfloghigh = MAX(highstale, lfloghigh); 527 lfloghigh = MAX(highstale, lfloghigh);
528 } 528 }
529 INT_MOD(leaf->hdr.stale, ARCH_CONVERT, -1); 529 be16_add(&leaf->hdr.stale, -1);
530 } 530 }
531 /* 531 /*
532 * Fill in the new leaf entry. 532 * Fill in the new leaf entry.
@@ -569,24 +569,24 @@ xfs_dir2_leaf_check(
569 * Should factor in the size of the bests table as well. 569 * Should factor in the size of the bests table as well.
570 * We can deduce a value for that from di_size. 570 * We can deduce a value for that from di_size.
571 */ 571 */
572 ASSERT(INT_GET(leaf->hdr.count, ARCH_CONVERT) <= XFS_DIR2_MAX_LEAF_ENTS(mp)); 572 ASSERT(be16_to_cpu(leaf->hdr.count) <= XFS_DIR2_MAX_LEAF_ENTS(mp));
573 ltp = XFS_DIR2_LEAF_TAIL_P(mp, leaf); 573 ltp = XFS_DIR2_LEAF_TAIL_P(mp, leaf);
574 /* 574 /*
575 * Leaves and bests don't overlap. 575 * Leaves and bests don't overlap.
576 */ 576 */
577 ASSERT((char *)&leaf->ents[INT_GET(leaf->hdr.count, ARCH_CONVERT)] <= 577 ASSERT((char *)&leaf->ents[be16_to_cpu(leaf->hdr.count)] <=
578 (char *)XFS_DIR2_LEAF_BESTS_P(ltp)); 578 (char *)XFS_DIR2_LEAF_BESTS_P(ltp));
579 /* 579 /*
580 * Check hash value order, count stale entries. 580 * Check hash value order, count stale entries.
581 */ 581 */
582 for (i = stale = 0; i < INT_GET(leaf->hdr.count, ARCH_CONVERT); i++) { 582 for (i = stale = 0; i < be16_to_cpu(leaf->hdr.count); i++) {
583 if (i + 1 < INT_GET(leaf->hdr.count, ARCH_CONVERT)) 583 if (i + 1 < be16_to_cpu(leaf->hdr.count))
584 ASSERT(INT_GET(leaf->ents[i].hashval, ARCH_CONVERT) <= 584 ASSERT(INT_GET(leaf->ents[i].hashval, ARCH_CONVERT) <=
585 INT_GET(leaf->ents[i + 1].hashval, ARCH_CONVERT)); 585 INT_GET(leaf->ents[i + 1].hashval, ARCH_CONVERT));
586 if (INT_GET(leaf->ents[i].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) 586 if (INT_GET(leaf->ents[i].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR)
587 stale++; 587 stale++;
588 } 588 }
589 ASSERT(INT_GET(leaf->hdr.stale, ARCH_CONVERT) == stale); 589 ASSERT(be16_to_cpu(leaf->hdr.stale) == stale);
590} 590}
591#endif /* DEBUG */ 591#endif /* DEBUG */
592 592
@@ -611,7 +611,7 @@ xfs_dir2_leaf_compact(
611 /* 611 /*
612 * Compress out the stale entries in place. 612 * Compress out the stale entries in place.
613 */ 613 */
614 for (from = to = 0, loglow = -1; from < INT_GET(leaf->hdr.count, ARCH_CONVERT); from++) { 614 for (from = to = 0, loglow = -1; from < be16_to_cpu(leaf->hdr.count); from++) {
615 if (INT_GET(leaf->ents[from].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) 615 if (INT_GET(leaf->ents[from].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR)
616 continue; 616 continue;
617 /* 617 /*
@@ -627,8 +627,8 @@ xfs_dir2_leaf_compact(
627 /* 627 /*
628 * Update and log the header, log the leaf entries. 628 * Update and log the header, log the leaf entries.
629 */ 629 */
630 ASSERT(INT_GET(leaf->hdr.stale, ARCH_CONVERT) == from - to); 630 ASSERT(be16_to_cpu(leaf->hdr.stale) == from - to);
631 INT_MOD(leaf->hdr.count, ARCH_CONVERT, -(INT_GET(leaf->hdr.stale, ARCH_CONVERT))); 631 be16_add(&leaf->hdr.count, -(be16_to_cpu(leaf->hdr.stale)));
632 leaf->hdr.stale = 0; 632 leaf->hdr.stale = 0;
633 xfs_dir2_leaf_log_header(args->trans, bp); 633 xfs_dir2_leaf_log_header(args->trans, bp);
634 if (loglow != -1) 634 if (loglow != -1)
@@ -662,7 +662,7 @@ xfs_dir2_leaf_compact_x1(
662 int to; /* destination copy index */ 662 int to; /* destination copy index */
663 663
664 leaf = bp->data; 664 leaf = bp->data;
665 ASSERT(INT_GET(leaf->hdr.stale, ARCH_CONVERT) > 1); 665 ASSERT(be16_to_cpu(leaf->hdr.stale) > 1);
666 index = *indexp; 666 index = *indexp;
667 /* 667 /*
668 * Find the first stale entry before our index, if any. 668 * Find the first stale entry before our index, if any.
@@ -677,7 +677,7 @@ xfs_dir2_leaf_compact_x1(
677 * Stop if the answer would be worse than lowstale. 677 * Stop if the answer would be worse than lowstale.
678 */ 678 */
679 for (highstale = index; 679 for (highstale = index;
680 highstale < INT_GET(leaf->hdr.count, ARCH_CONVERT) && 680 highstale < be16_to_cpu(leaf->hdr.count) &&
681 INT_GET(leaf->ents[highstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR && 681 INT_GET(leaf->ents[highstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR &&
682 (lowstale < 0 || index - lowstale > highstale - index); 682 (lowstale < 0 || index - lowstale > highstale - index);
683 highstale++) 683 highstale++)
@@ -686,7 +686,7 @@ xfs_dir2_leaf_compact_x1(
686 * Pick the better of lowstale and highstale. 686 * Pick the better of lowstale and highstale.
687 */ 687 */
688 if (lowstale >= 0 && 688 if (lowstale >= 0 &&
689 (highstale == INT_GET(leaf->hdr.count, ARCH_CONVERT) || 689 (highstale == be16_to_cpu(leaf->hdr.count) ||
690 index - lowstale <= highstale - index)) 690 index - lowstale <= highstale - index))
691 keepstale = lowstale; 691 keepstale = lowstale;
692 else 692 else
@@ -695,7 +695,7 @@ xfs_dir2_leaf_compact_x1(
695 * Copy the entries in place, removing all the stale entries 695 * Copy the entries in place, removing all the stale entries
696 * except keepstale. 696 * except keepstale.
697 */ 697 */
698 for (from = to = 0; from < INT_GET(leaf->hdr.count, ARCH_CONVERT); from++) { 698 for (from = to = 0; from < be16_to_cpu(leaf->hdr.count); from++) {
699 /* 699 /*
700 * Notice the new value of index. 700 * Notice the new value of index.
701 */ 701 */
@@ -730,8 +730,8 @@ xfs_dir2_leaf_compact_x1(
730 /* 730 /*
731 * Adjust the leaf header values. 731 * Adjust the leaf header values.
732 */ 732 */
733 INT_MOD(leaf->hdr.count, ARCH_CONVERT, -(from - to)); 733 be16_add(&leaf->hdr.count, -(from - to));
734 INT_SET(leaf->hdr.stale, ARCH_CONVERT, 1); 734 leaf->hdr.stale = cpu_to_be16(1);
735 /* 735 /*
736 * Remember the low/high stale value only in the "right" 736 * Remember the low/high stale value only in the "right"
737 * direction. 737 * direction.
@@ -739,8 +739,8 @@ xfs_dir2_leaf_compact_x1(
739 if (lowstale >= newindex) 739 if (lowstale >= newindex)
740 lowstale = -1; 740 lowstale = -1;
741 else 741 else
742 highstale = INT_GET(leaf->hdr.count, ARCH_CONVERT); 742 highstale = be16_to_cpu(leaf->hdr.count);
743 *highlogp = INT_GET(leaf->hdr.count, ARCH_CONVERT) - 1; 743 *highlogp = be16_to_cpu(leaf->hdr.count) - 1;
744 *lowstalep = lowstale; 744 *lowstalep = lowstale;
745 *highstalep = highstale; 745 *highstalep = highstale;
746} 746}
@@ -1373,7 +1373,7 @@ xfs_dir2_leaf_lookup_int(
1373 * looking to match the name. 1373 * looking to match the name.
1374 */ 1374 */
1375 for (lep = &leaf->ents[index], dbp = NULL, curdb = -1; 1375 for (lep = &leaf->ents[index], dbp = NULL, curdb = -1;
1376 index < INT_GET(leaf->hdr.count, ARCH_CONVERT) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval; 1376 index < be16_to_cpu(leaf->hdr.count) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval;
1377 lep++, index++) { 1377 lep++, index++) {
1378 /* 1378 /*
1379 * Skip over stale leaf entries. 1379 * Skip over stale leaf entries.
@@ -1488,7 +1488,7 @@ xfs_dir2_leaf_removename(
1488 /* 1488 /*
1489 * We just mark the leaf entry stale by putting a null in it. 1489 * We just mark the leaf entry stale by putting a null in it.
1490 */ 1490 */
1491 INT_MOD(leaf->hdr.stale, ARCH_CONVERT, +1); 1491 be16_add(&leaf->hdr.stale, 1);
1492 xfs_dir2_leaf_log_header(tp, lbp); 1492 xfs_dir2_leaf_log_header(tp, lbp);
1493 INT_SET(lep->address, ARCH_CONVERT, XFS_DIR2_NULL_DATAPTR); 1493 INT_SET(lep->address, ARCH_CONVERT, XFS_DIR2_NULL_DATAPTR);
1494 xfs_dir2_leaf_log_ents(tp, lbp, index, index); 1494 xfs_dir2_leaf_log_ents(tp, lbp, index, index);
@@ -1645,7 +1645,7 @@ xfs_dir2_leaf_search_hash(
1645 * Note, the table cannot be empty, so we have to go through the loop. 1645 * Note, the table cannot be empty, so we have to go through the loop.
1646 * Binary search the leaf entries looking for our hash value. 1646 * Binary search the leaf entries looking for our hash value.
1647 */ 1647 */
1648 for (lep = leaf->ents, low = 0, high = INT_GET(leaf->hdr.count, ARCH_CONVERT) - 1, 1648 for (lep = leaf->ents, low = 0, high = be16_to_cpu(leaf->hdr.count) - 1,
1649 hashwant = args->hashval; 1649 hashwant = args->hashval;
1650 low <= high; ) { 1650 low <= high; ) {
1651 mid = (low + high) >> 1; 1651 mid = (low + high) >> 1;
@@ -1821,7 +1821,7 @@ xfs_dir2_node_to_leaf(
1821 * If not, release the buffer and give up. 1821 * If not, release the buffer and give up.
1822 */ 1822 */
1823 if ((uint)sizeof(leaf->hdr) + 1823 if ((uint)sizeof(leaf->hdr) +
1824 (INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT)) * (uint)sizeof(leaf->ents[0]) + 1824 (be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale)) * (uint)sizeof(leaf->ents[0]) +
1825 be32_to_cpu(free->hdr.nvalid) * (uint)sizeof(leaf->bests[0]) + 1825 be32_to_cpu(free->hdr.nvalid) * (uint)sizeof(leaf->bests[0]) +
1826 (uint)sizeof(leaf->tail) > 1826 (uint)sizeof(leaf->tail) >
1827 mp->m_dirblksize) { 1827 mp->m_dirblksize) {
@@ -1832,7 +1832,7 @@ xfs_dir2_node_to_leaf(
1832 * If the leaf has any stale entries in it, compress them out. 1832 * If the leaf has any stale entries in it, compress them out.
1833 * The compact routine will log the header. 1833 * The compact routine will log the header.
1834 */ 1834 */
1835 if (INT_GET(leaf->hdr.stale, ARCH_CONVERT)) 1835 if (be16_to_cpu(leaf->hdr.stale))
1836 xfs_dir2_leaf_compact(args, lbp); 1836 xfs_dir2_leaf_compact(args, lbp);
1837 else 1837 else
1838 xfs_dir2_leaf_log_header(tp, lbp); 1838 xfs_dir2_leaf_log_header(tp, lbp);