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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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7
fs/btrfs/disk-io.c
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@@ -15,9 +15,10 @@ int cache_max = 10000;
static int check_tree_block(struct ctree_root *root, struct tree_buffer *buf)
{
if (buf->blocknr != buf->node.header.blocknr)
if (buf->blocknr != btrfs_header_blocknr(&buf->node.header))
BUG();
if (root->node && buf->node.header.parentid != root->node->node.header.parentid)
if (root->node && btrfs_header_parentid(&buf->node.header) !=
btrfs_header_parentid(&root->node->node.header))
BUG();
return 0;
}
@@ -129,7 +130,7 @@ int write_tree_block(struct ctree_root *root, struct tree_buffer *buf)
loff_t offset = blocknr * CTREE_BLOCKSIZE;
int ret;
if (buf->blocknr != buf->node.header.blocknr)
if (buf->blocknr != btrfs_header_blocknr(&buf->node.header))
BUG();
ret = pwrite(root->fp, &buf->node, CTREE_BLOCKSIZE, offset);
if (ret != CTREE_BLOCKSIZE)