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Btrfs: get/set for struct header fields

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-03-12 12:01:18 -04:00
committed by David Woodhouse
parent 83e15a28e0
commit 7518a238ea
10 changed files with 230 additions and 172 deletions
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26
fs/btrfs/print-tree.c
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@@ -8,11 +8,11 @@
void print_leaf(struct leaf *l)
{
int i;
int nr = l->header.nritems;
u32 nr = btrfs_header_nritems(&l->header);
struct item *item;
struct extent_item *ei;
printf("leaf %Lu total ptrs %d free space %d\n", l->header.blocknr, nr,
leaf_free_space(l));
printf("leaf %Lu total ptrs %d free space %d\n",
btrfs_header_blocknr(&l->header), nr, leaf_free_space(l));
fflush(stdout);
for (i = 0 ; i < nr ; i++) {
item = l->items + i;
@@ -32,22 +32,20 @@ void print_leaf(struct leaf *l)
void print_tree(struct ctree_root *root, struct tree_buffer *t)
{
int i;
int nr;
u32 nr;
struct node *c;
if (!t)
return;
c = &t->node;
nr = c->header.nritems;
if (c->header.blocknr != t->blocknr)
BUG();
if (is_leaf(c->header.flags)) {
nr = btrfs_header_nritems(&c->header);
if (btrfs_is_leaf(c)) {
print_leaf((struct leaf *)c);
return;
}
printf("node %Lu level %d total ptrs %d free spc %u\n", t->blocknr,
node_level(c->header.flags), c->header.nritems,
(u32)NODEPTRS_PER_BLOCK - c->header.nritems);
btrfs_header_level(&c->header), nr,
(u32)NODEPTRS_PER_BLOCK - nr);
fflush(stdout);
for (i = 0; i < nr; i++) {
printf("\tkey %d (%Lu %u %Lu) block %Lu\n",
@@ -60,11 +58,11 @@ void print_tree(struct ctree_root *root, struct tree_buffer *t)
struct tree_buffer *next_buf = read_tree_block(root,
c->blockptrs[i]);
struct node *next = &next_buf->node;
if (is_leaf(next->header.flags) &&
node_level(c->header.flags) != 1)
if (btrfs_is_leaf(next) &&
btrfs_header_level(&c->header) != 1)
BUG();
if (node_level(next->header.flags) !=
node_level(c->header.flags) - 1)
if (btrfs_header_level(&next->header) !=
btrfs_header_level(&c->header) - 1)
BUG();
print_tree(root, next_buf);
tree_block_release(root, next_buf);