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Btrfs: allocator improvements, inode block groups

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-04-30 15:25:45 -04:00 • committed by David Woodhouse
parent 308535a05e
commit 31f3c99b73
7 changed files with 181 additions and 55 deletions
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10
fs/btrfs/ctree.c
View file

@ -61,7 +61,7 @@ static int btrfs_cow_block(struct btrfs_trans_handle *trans, struct btrfs_root
*cow_ret = buf;
return 0;
}
cow = btrfs_alloc_free_block(trans, root);
cow = btrfs_alloc_free_block(trans, root, buf->b_blocknr);
cow_node = btrfs_buffer_node(cow);
if (buf->b_size != root->blocksize || cow->b_size != root->blocksize)
WARN_ON(1);
@ -800,7 +800,7 @@ static int insert_new_root(struct btrfs_trans_handle *trans, struct btrfs_root
BUG_ON(path->nodes[level]);
BUG_ON(path->nodes[level-1] != root->node);
t = btrfs_alloc_free_block(trans, root);
t = btrfs_alloc_free_block(trans, root, root->node->b_blocknr);
c = btrfs_buffer_node(t);
memset(c, 0, root->blocksize);
btrfs_set_header_nritems(&c->header, 1);
@ -905,7 +905,7 @@ static int split_node(struct btrfs_trans_handle *trans, struct btrfs_root
}
c_nritems = btrfs_header_nritems(&c->header);
split_buffer = btrfs_alloc_free_block(trans, root);
split_buffer = btrfs_alloc_free_block(trans, root, t->b_blocknr);
split = btrfs_buffer_node(split_buffer);
btrfs_set_header_flags(&split->header, btrfs_header_flags(&c->header));
btrfs_set_header_level(&split->header, btrfs_header_level(&c->header));
@ -1277,7 +1277,7 @@ static int split_leaf(struct btrfs_trans_handle *trans, struct btrfs_root
slot = path->slots[0];
nritems = btrfs_header_nritems(&l->header);
mid = (nritems + 1)/ 2;
right_buffer = btrfs_alloc_free_block(trans, root);
right_buffer = btrfs_alloc_free_block(trans, root, l_buf->b_blocknr);
BUG_ON(!right_buffer);
right = btrfs_buffer_leaf(right_buffer);
memset(&right->header, 0, sizeof(right->header));
@ -1374,7 +1374,7 @@ static int split_leaf(struct btrfs_trans_handle *trans, struct btrfs_root
if (!double_split)
return ret;
right_buffer = btrfs_alloc_free_block(trans, root);
right_buffer = btrfs_alloc_free_block(trans, root, l_buf->b_blocknr);
BUG_ON(!right_buffer);
right = btrfs_buffer_leaf(right_buffer);
memset(&right->header, 0, sizeof(right->header));