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[XFS] endianess annotations for xfs_dir2_leaf_hdr_t

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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>
This commit is contained in:
Nathan Scott 2006-03-17 17:28:07 +11:00
parent e922fffa41
commit a818e5de7e
5 changed files with 100 additions and 100 deletions
Download patch file Download diff file Expand all files Collapse all files

112
fs/xfs/xfs_dir2_node.c
View file

@ -217,14 +217,14 @@ xfs_dir2_leafn_add(
* a compact.
*/
if (INT_GET(leaf->hdr.count, ARCH_CONVERT) == XFS_DIR2_MAX_LEAF_ENTS(mp)) {
if (be16_to_cpu(leaf->hdr.count) == XFS_DIR2_MAX_LEAF_ENTS(mp)) {
if (!leaf->hdr.stale)
return XFS_ERROR(ENOSPC);
compact = INT_GET(leaf->hdr.stale, ARCH_CONVERT) > 1;
compact = be16_to_cpu(leaf->hdr.stale) > 1;
} else
compact = 0;
ASSERT(index == 0 || INT_GET(leaf->ents[index - 1].hashval, ARCH_CONVERT) <= args->hashval);
ASSERT(index == INT_GET(leaf->hdr.count, ARCH_CONVERT) ||
ASSERT(index == be16_to_cpu(leaf->hdr.count) ||
INT_GET(leaf->ents[index].hashval, ARCH_CONVERT) >= args->hashval);
if (args->justcheck)
@ -242,7 +242,7 @@ xfs_dir2_leafn_add(
* Set impossible logging indices for this case.
*/
else if (leaf->hdr.stale) {
lfloglow = INT_GET(leaf->hdr.count, ARCH_CONVERT);
lfloglow = be16_to_cpu(leaf->hdr.count);
lfloghigh = -1;
}
/*
@ -250,12 +250,12 @@ xfs_dir2_leafn_add(
*/
if (!leaf->hdr.stale) {
lep = &leaf->ents[index];
if (index < INT_GET(leaf->hdr.count, ARCH_CONVERT))
if (index < be16_to_cpu(leaf->hdr.count))
memmove(lep + 1, lep,
(INT_GET(leaf->hdr.count, ARCH_CONVERT) - index) * sizeof(*lep));
(be16_to_cpu(leaf->hdr.count) - index) * sizeof(*lep));
lfloglow = index;
lfloghigh = INT_GET(leaf->hdr.count, ARCH_CONVERT);
INT_MOD(leaf->hdr.count, ARCH_CONVERT, +1);
lfloghigh = be16_to_cpu(leaf->hdr.count);
be16_add(&leaf->hdr.count, 1);
}
/*
* There are stale entries. We'll use one for the new entry.
@ -281,7 +281,7 @@ xfs_dir2_leafn_add(
* lowstale already found.
*/
for (highstale = index;
highstale < INT_GET(leaf->hdr.count, ARCH_CONVERT) &&
highstale < be16_to_cpu(leaf->hdr.count) &&
INT_GET(leaf->ents[highstale].address, ARCH_CONVERT) !=
XFS_DIR2_NULL_DATAPTR &&
(lowstale < 0 ||
@ -294,7 +294,7 @@ xfs_dir2_leafn_add(
* Shift entries up toward the stale slot.
*/
if (lowstale >= 0 &&
(highstale == INT_GET(leaf->hdr.count, ARCH_CONVERT) ||
(highstale == be16_to_cpu(leaf->hdr.count) ||
index - lowstale - 1 < highstale - index)) {
ASSERT(INT_GET(leaf->ents[lowstale].address, ARCH_CONVERT) ==
XFS_DIR2_NULL_DATAPTR);
@ -323,7 +323,7 @@ xfs_dir2_leafn_add(
lfloglow = MIN(index, lfloglow);
lfloghigh = MAX(highstale, lfloghigh);
}
INT_MOD(leaf->hdr.stale, ARCH_CONVERT, -1);
be16_add(&leaf->hdr.stale, -1);
}
/*
* Insert the new entry, log everything.
@ -353,16 +353,16 @@ xfs_dir2_leafn_check(
leaf = bp->data;
mp = dp->i_mount;
ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
ASSERT(INT_GET(leaf->hdr.count, ARCH_CONVERT) <= XFS_DIR2_MAX_LEAF_ENTS(mp));
for (i = stale = 0; i < INT_GET(leaf->hdr.count, ARCH_CONVERT); i++) {
if (i + 1 < INT_GET(leaf->hdr.count, ARCH_CONVERT)) {
ASSERT(be16_to_cpu(leaf->hdr.count) <= XFS_DIR2_MAX_LEAF_ENTS(mp));
for (i = stale = 0; i < be16_to_cpu(leaf->hdr.count); i++) {
if (i + 1 < be16_to_cpu(leaf->hdr.count)) {
ASSERT(INT_GET(leaf->ents[i].hashval, ARCH_CONVERT) <=
INT_GET(leaf->ents[i + 1].hashval, ARCH_CONVERT));
}
if (INT_GET(leaf->ents[i].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR)
stale++;
}
ASSERT(INT_GET(leaf->hdr.stale, ARCH_CONVERT) == stale);
ASSERT(be16_to_cpu(leaf->hdr.stale) == stale);
}
#endif /* DEBUG */
@ -380,10 +380,10 @@ xfs_dir2_leafn_lasthash(
leaf = bp->data;
ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
if (count)
*count = INT_GET(leaf->hdr.count, ARCH_CONVERT);
*count = be16_to_cpu(leaf->hdr.count);
if (!leaf->hdr.count)
return 0;
return INT_GET(leaf->ents[INT_GET(leaf->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT);
return INT_GET(leaf->ents[be16_to_cpu(leaf->hdr.count) - 1].hashval, ARCH_CONVERT);
}
/*
@ -421,7 +421,7 @@ xfs_dir2_leafn_lookup_int(
leaf = bp->data;
ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
#ifdef __KERNEL__
ASSERT(INT_GET(leaf->hdr.count, ARCH_CONVERT) > 0);
ASSERT(be16_to_cpu(leaf->hdr.count) > 0);
#endif
xfs_dir2_leafn_check(dp, bp);
/*
@ -456,7 +456,7 @@ xfs_dir2_leafn_lookup_int(
* Loop over leaf entries with the right hash value.
*/
for (lep = &leaf->ents[index];
index < INT_GET(leaf->hdr.count, ARCH_CONVERT) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval;
index < be16_to_cpu(leaf->hdr.count) && INT_GET(lep->hashval, ARCH_CONVERT) == args->hashval;
lep++, index++) {
/*
* Skip stale leaf entries.
@ -619,7 +619,7 @@ xfs_dir2_leafn_lookup_int(
* Return the final index, that will be the insertion point.
*/
*indexp = index;
ASSERT(index == INT_GET(leaf->hdr.count, ARCH_CONVERT) || args->oknoent);
ASSERT(index == be16_to_cpu(leaf->hdr.count) || args->oknoent);
return XFS_ERROR(ENOENT);
}
@ -657,12 +657,12 @@ xfs_dir2_leafn_moveents(
* destination leaf entries, open up a hole in the destination
* to hold the new entries.
*/
if (start_d < INT_GET(leaf_d->hdr.count, ARCH_CONVERT)) {
if (start_d < be16_to_cpu(leaf_d->hdr.count)) {
memmove(&leaf_d->ents[start_d + count], &leaf_d->ents[start_d],
(INT_GET(leaf_d->hdr.count, ARCH_CONVERT) - start_d) *
(be16_to_cpu(leaf_d->hdr.count) - start_d) *
sizeof(xfs_dir2_leaf_entry_t));
xfs_dir2_leaf_log_ents(tp, bp_d, start_d + count,
count + INT_GET(leaf_d->hdr.count, ARCH_CONVERT) - 1);
count + be16_to_cpu(leaf_d->hdr.count) - 1);
}
/*
* If the source has stale leaves, count the ones in the copy range
@ -687,7 +687,7 @@ xfs_dir2_leafn_moveents(
* If there are source entries after the ones we copied,
* delete the ones we copied by sliding the next ones down.
*/
if (start_s + count < INT_GET(leaf_s->hdr.count, ARCH_CONVERT)) {
if (start_s + count < be16_to_cpu(leaf_s->hdr.count)) {
memmove(&leaf_s->ents[start_s], &leaf_s->ents[start_s + count],
count * sizeof(xfs_dir2_leaf_entry_t));
xfs_dir2_leaf_log_ents(tp, bp_s, start_s, start_s + count - 1);
@ -695,10 +695,10 @@ xfs_dir2_leafn_moveents(
/*
* Update the headers and log them.
*/
INT_MOD(leaf_s->hdr.count, ARCH_CONVERT, -(count));
INT_MOD(leaf_s->hdr.stale, ARCH_CONVERT, -(stale));
INT_MOD(leaf_d->hdr.count, ARCH_CONVERT, count);
INT_MOD(leaf_d->hdr.stale, ARCH_CONVERT, stale);
be16_add(&leaf_s->hdr.count, -(count));
be16_add(&leaf_s->hdr.stale, -(stale));
be16_add(&leaf_d->hdr.count, count);
be16_add(&leaf_d->hdr.stale, stale);
xfs_dir2_leaf_log_header(tp, bp_s);
xfs_dir2_leaf_log_header(tp, bp_d);
xfs_dir2_leafn_check(args->dp, bp_s);
@ -721,11 +721,11 @@ xfs_dir2_leafn_order(
leaf2 = leaf2_bp->data;
ASSERT(INT_GET(leaf1->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
ASSERT(INT_GET(leaf2->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
if (INT_GET(leaf1->hdr.count, ARCH_CONVERT) > 0 &&
INT_GET(leaf2->hdr.count, ARCH_CONVERT) > 0 &&
if (be16_to_cpu(leaf1->hdr.count) > 0 &&
be16_to_cpu(leaf2->hdr.count) > 0 &&
(INT_GET(leaf2->ents[0].hashval, ARCH_CONVERT) < INT_GET(leaf1->ents[0].hashval, ARCH_CONVERT) ||
INT_GET(leaf2->ents[INT_GET(leaf2->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT) <
INT_GET(leaf1->ents[INT_GET(leaf1->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT)))
INT_GET(leaf2->ents[be16_to_cpu(leaf2->hdr.count) - 1].hashval, ARCH_CONVERT) <
INT_GET(leaf1->ents[be16_to_cpu(leaf1->hdr.count) - 1].hashval, ARCH_CONVERT)))
return 1;
return 0;
}
@ -768,9 +768,9 @@ xfs_dir2_leafn_rebalance(
}
leaf1 = blk1->bp->data;
leaf2 = blk2->bp->data;
oldsum = INT_GET(leaf1->hdr.count, ARCH_CONVERT) + INT_GET(leaf2->hdr.count, ARCH_CONVERT);
oldsum = be16_to_cpu(leaf1->hdr.count) + be16_to_cpu(leaf2->hdr.count);
#ifdef DEBUG
oldstale = INT_GET(leaf1->hdr.stale, ARCH_CONVERT) + INT_GET(leaf2->hdr.stale, ARCH_CONVERT);
oldstale = be16_to_cpu(leaf1->hdr.stale) + be16_to_cpu(leaf2->hdr.stale);
#endif
mid = oldsum >> 1;
/*
@ -780,8 +780,8 @@ xfs_dir2_leafn_rebalance(
if (oldsum & 1) {
xfs_dahash_t midhash; /* middle entry hash value */
if (mid >= INT_GET(leaf1->hdr.count, ARCH_CONVERT))
midhash = INT_GET(leaf2->ents[mid - INT_GET(leaf1->hdr.count, ARCH_CONVERT)].hashval, ARCH_CONVERT);
if (mid >= be16_to_cpu(leaf1->hdr.count))
midhash = INT_GET(leaf2->ents[mid - be16_to_cpu(leaf1->hdr.count)].hashval, ARCH_CONVERT);
else
midhash = INT_GET(leaf1->ents[mid].hashval, ARCH_CONVERT);
isleft = args->hashval <= midhash;
@ -797,30 +797,30 @@ xfs_dir2_leafn_rebalance(
* Calculate moved entry count. Positive means left-to-right,
* negative means right-to-left. Then move the entries.
*/
count = INT_GET(leaf1->hdr.count, ARCH_CONVERT) - mid + (isleft == 0);
count = be16_to_cpu(leaf1->hdr.count) - mid + (isleft == 0);
if (count > 0)
xfs_dir2_leafn_moveents(args, blk1->bp,
INT_GET(leaf1->hdr.count, ARCH_CONVERT) - count, blk2->bp, 0, count);
be16_to_cpu(leaf1->hdr.count) - count, blk2->bp, 0, count);
else if (count < 0)
xfs_dir2_leafn_moveents(args, blk2->bp, 0, blk1->bp,
INT_GET(leaf1->hdr.count, ARCH_CONVERT), count);
ASSERT(INT_GET(leaf1->hdr.count, ARCH_CONVERT) + INT_GET(leaf2->hdr.count, ARCH_CONVERT) == oldsum);
ASSERT(INT_GET(leaf1->hdr.stale, ARCH_CONVERT) + INT_GET(leaf2->hdr.stale, ARCH_CONVERT) == oldstale);
be16_to_cpu(leaf1->hdr.count), count);
ASSERT(be16_to_cpu(leaf1->hdr.count) + be16_to_cpu(leaf2->hdr.count) == oldsum);
ASSERT(be16_to_cpu(leaf1->hdr.stale) + be16_to_cpu(leaf2->hdr.stale) == oldstale);
/*
* Mark whether we're inserting into the old or new leaf.
*/
if (INT_GET(leaf1->hdr.count, ARCH_CONVERT) < INT_GET(leaf2->hdr.count, ARCH_CONVERT))
if (be16_to_cpu(leaf1->hdr.count) < be16_to_cpu(leaf2->hdr.count))
state->inleaf = swap;
else if (INT_GET(leaf1->hdr.count, ARCH_CONVERT) > INT_GET(leaf2->hdr.count, ARCH_CONVERT))
else if (be16_to_cpu(leaf1->hdr.count) > be16_to_cpu(leaf2->hdr.count))
state->inleaf = !swap;
else
state->inleaf =
swap ^ (blk1->index <= INT_GET(leaf1->hdr.count, ARCH_CONVERT));
swap ^ (blk1->index <= be16_to_cpu(leaf1->hdr.count));
/*
* Adjust the expected index for insertion.
*/
if (!state->inleaf)
blk2->index = blk1->index - INT_GET(leaf1->hdr.count, ARCH_CONVERT);
blk2->index = blk1->index - be16_to_cpu(leaf1->hdr.count);
/*
* Finally sanity check just to make sure we are not returning a negative index
@ -883,7 +883,7 @@ xfs_dir2_leafn_remove(
* Kill the leaf entry by marking it stale.
* Log the leaf block changes.
*/
INT_MOD(leaf->hdr.stale, ARCH_CONVERT, +1);
be16_add(&leaf->hdr.stale, 1);
xfs_dir2_leaf_log_header(tp, bp);
INT_SET(lep->address, ARCH_CONVERT, XFS_DIR2_NULL_DATAPTR);
xfs_dir2_leaf_log_ents(tp, bp, index, index);
@ -1039,7 +1039,7 @@ xfs_dir2_leafn_remove(
*rval =
((uint)sizeof(leaf->hdr) +
(uint)sizeof(leaf->ents[0]) *
(INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT))) <
(be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale))) <
mp->m_dir_magicpct;
return 0;
}
@ -1140,7 +1140,7 @@ xfs_dir2_leafn_toosmall(
info = blk->bp->data;
ASSERT(INT_GET(info->magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
leaf = (xfs_dir2_leaf_t *)info;
count = INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT);
count = be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale);
bytes = (uint)sizeof(leaf->hdr) + count * (uint)sizeof(leaf->ents[0]);
if (bytes > (state->blocksize >> 1)) {
/*
@ -1194,11 +1194,11 @@ xfs_dir2_leafn_toosmall(
* Count bytes in the two blocks combined.
*/
leaf = (xfs_dir2_leaf_t *)info;
count = INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT);
count = be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale);
bytes = state->blocksize - (state->blocksize >> 2);
leaf = bp->data;
ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC);
count += INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT);
count += be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale);
bytes -= count * (uint)sizeof(leaf->ents[0]);
/*
* Fits with at least 25% to spare.
@ -1262,21 +1262,21 @@ xfs_dir2_leafn_unbalance(
* If there are any stale leaf entries, take this opportunity
* to purge them.
*/
if (INT_GET(drop_leaf->hdr.stale, ARCH_CONVERT))
if (drop_leaf->hdr.stale)
xfs_dir2_leaf_compact(args, drop_blk->bp);
if (INT_GET(save_leaf->hdr.stale, ARCH_CONVERT))
if (save_leaf->hdr.stale)
xfs_dir2_leaf_compact(args, save_blk->bp);
/*
* Move the entries from drop to the appropriate end of save.
*/
drop_blk->hashval = INT_GET(drop_leaf->ents[INT_GET(drop_leaf->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT);
drop_blk->hashval = INT_GET(drop_leaf->ents[be16_to_cpu(drop_leaf->hdr.count) - 1].hashval, ARCH_CONVERT);
if (xfs_dir2_leafn_order(save_blk->bp, drop_blk->bp))
xfs_dir2_leafn_moveents(args, drop_blk->bp, 0, save_blk->bp, 0,
INT_GET(drop_leaf->hdr.count, ARCH_CONVERT));
be16_to_cpu(drop_leaf->hdr.count));
else
xfs_dir2_leafn_moveents(args, drop_blk->bp, 0, save_blk->bp,
INT_GET(save_leaf->hdr.count, ARCH_CONVERT), INT_GET(drop_leaf->hdr.count, ARCH_CONVERT));
save_blk->hashval = INT_GET(save_leaf->ents[INT_GET(save_leaf->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT);
be16_to_cpu(save_leaf->hdr.count), be16_to_cpu(drop_leaf->hdr.count));
save_blk->hashval = INT_GET(save_leaf->ents[be16_to_cpu(save_leaf->hdr.count) - 1].hashval, ARCH_CONVERT);
xfs_dir2_leafn_check(args->dp, save_blk->bp);
}