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Btrfs: Stop using radix trees for the block group cache

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-10-15 16:15:19 -04:00
parent f510cfecfc
commit 96b5179d0d
5 changed files with 172 additions and 224 deletions
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6
fs/btrfs/ctree.h
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@@ -271,8 +271,6 @@ struct btrfs_csum_item {
} __attribute__ ((__packed__));
/* tag for the radix tree of block groups in ram */
#define BTRFS_BLOCK_GROUP_DIRTY 0
#define BTRFS_BLOCK_GROUP_AVAIL 1
#define BTRFS_BLOCK_GROUP_SIZE (256 * 1024 * 1024)
@@ -285,7 +283,6 @@ struct btrfs_block_group_item {
struct btrfs_block_group_cache {
struct btrfs_key key;
struct btrfs_block_group_item item;
struct radix_tree_root *radix;
u64 first_free;
u64 last_alloc;
u64 pinned;
@@ -301,10 +298,9 @@ struct btrfs_fs_info {
struct radix_tree_root fs_roots_radix;
struct radix_tree_root pending_del_radix;
struct radix_tree_root pinned_radix;
struct radix_tree_root block_group_radix;
struct radix_tree_root block_group_data_radix;
struct radix_tree_root extent_ins_radix;
struct extent_map_tree free_space_cache;
struct extent_map_tree block_group_cache;
u64 generation;
u64 last_trans_committed;
struct btrfs_transaction *running_transaction;