Given that the new delayed refs infrastructure is implemented and
wired up, there is no point in keeping the old code. So just remove it.
Signed-off-by: Nikolay Borisov <nbori...@suse.com>
Signed-off-by: David Sterba <dste...@suse.com>
---
ctree.h | 2 -
disk-io.c | 2 -
extent-tree.c | 137 ----------------------------------------------------------
3 files changed, 141 deletions(-)
diff --git a/ctree.h b/ctree.h
index 75675ef3f781..49f0f5181512 100644
--- a/ctree.h
+++ b/ctree.h
@@ -1098,7 +1098,6 @@ struct btrfs_fs_info {
struct extent_io_tree free_space_cache;
struct extent_io_tree block_group_cache;
struct extent_io_tree pinned_extents;
- struct extent_io_tree pending_del;
struct extent_io_tree extent_ins;
struct extent_io_tree *excluded_extents;
@@ -2481,7 +2480,6 @@ int btrfs_fix_block_accounting(struct btrfs_trans_handle
*trans);
void btrfs_pin_extent(struct btrfs_fs_info *fs_info, u64 bytenr, u64
num_bytes);
void btrfs_unpin_extent(struct btrfs_fs_info *fs_info,
u64 bytenr, u64 num_bytes);
-int btrfs_extent_post_op(struct btrfs_trans_handle *trans);
struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
btrfs_fs_info *info,
u64 bytenr);
diff --git a/disk-io.c b/disk-io.c
index 26e4f6e93ed6..2e6d56a36af9 100644
--- a/disk-io.c
+++ b/disk-io.c
@@ -730,7 +730,6 @@ struct btrfs_fs_info *btrfs_new_fs_info(int writable, u64
sb_bytenr)
extent_io_tree_init(&fs_info->free_space_cache);
extent_io_tree_init(&fs_info->block_group_cache);
extent_io_tree_init(&fs_info->pinned_extents);
- extent_io_tree_init(&fs_info->pending_del);
extent_io_tree_init(&fs_info->extent_ins);
fs_info->excluded_extents = NULL;
@@ -988,7 +987,6 @@ void btrfs_cleanup_all_caches(struct btrfs_fs_info *fs_info)
extent_io_tree_cleanup(&fs_info->free_space_cache);
extent_io_tree_cleanup(&fs_info->block_group_cache);
extent_io_tree_cleanup(&fs_info->pinned_extents);
- extent_io_tree_cleanup(&fs_info->pending_del);
extent_io_tree_cleanup(&fs_info->extent_ins);
}
diff --git a/extent-tree.c b/extent-tree.c
index 2fa51bbc0359..6893b4c07019 100644
--- a/extent-tree.c
+++ b/extent-tree.c
@@ -52,8 +52,6 @@ static int __free_extent(struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes, u64 parent,
u64 root_objectid, u64 owner_objectid,
u64 owner_offset, int refs_to_drop);
-static int finish_current_insert(struct btrfs_trans_handle *trans);
-static int del_pending_extents(struct btrfs_trans_handle *trans);
static struct btrfs_block_group_cache *
btrfs_find_block_group(struct btrfs_root *root, struct btrfs_block_group_cache
*hint, u64 search_start, int data, int owner);
@@ -1422,13 +1420,6 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle
*trans,
return err;
}
-int btrfs_extent_post_op(struct btrfs_trans_handle *trans)
-{
- finish_current_insert(trans);
- del_pending_extents(trans);
- return 0;
-}
-
int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 bytenr,
u64 offset, int metadata, u64 *refs, u64 *flags)
@@ -2012,74 +2003,6 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle
*trans,
return 0;
}
-static int extent_root_pending_ops(struct btrfs_fs_info *info)
-{
- u64 start;
- u64 end;
- int ret;
-
- ret = find_first_extent_bit(&info->extent_ins, 0, &start,
- &end, EXTENT_LOCKED);
- if (!ret) {
- ret = find_first_extent_bit(&info->pending_del, 0, &start, &end,
- EXTENT_LOCKED);
- }
- return ret == 0;
-
-}
-static int finish_current_insert(struct btrfs_trans_handle *trans)
-{
- u64 start;
- u64 end;
- u64 priv;
- struct btrfs_fs_info *info = trans->fs_info;
- struct btrfs_root *extent_root = info->extent_root;
- struct pending_extent_op *extent_op;
- struct btrfs_key key;
- int ret;
- int skinny_metadata =
- btrfs_fs_incompat(extent_root->fs_info, SKINNY_METADATA);
-
-
- while(1) {
- ret = find_first_extent_bit(&info->extent_ins, 0, &start,
- &end, EXTENT_LOCKED);
- if (ret)
- break;
-
- ret = get_state_private(&info->extent_ins, start, &priv);
- BUG_ON(ret);
- extent_op = (struct pending_extent_op *)(unsigned long)priv;
-
- if (extent_op->type == PENDING_EXTENT_INSERT) {
- key.objectid = start;
- if (skinny_metadata) {
- key.offset = extent_op->level;
- key.type = BTRFS_METADATA_ITEM_KEY;
- } else {
- key.offset = extent_op->num_bytes;
- key.type = BTRFS_EXTENT_ITEM_KEY;
- }
-
- ret = alloc_reserved_tree_block(trans,
- extent_root->root_key.objectid,
- trans->transid,
- extent_op->flags,
- &extent_op->key,
- extent_op->level, &key);
- BUG_ON(ret);
- } else {
- BUG_ON(1);
- }
-
-
- printf("shouldn't be executed\n");
- clear_extent_bits(&info->extent_ins, start, end, EXTENT_LOCKED);
- kfree(extent_op);
- }
- return 0;
-}
-
static int pin_down_bytes(struct btrfs_trans_handle *trans, u64 bytenr,
u64 num_bytes, int is_data)
{
@@ -2376,66 +2299,6 @@ static int __free_extent(struct btrfs_trans_handle
*trans,
return ret;
}
-/*
- * find all the blocks marked as pending in the radix tree and remove
- * them from the extent map
- */
-static int del_pending_extents(struct btrfs_trans_handle *trans)
-{
- int ret;
- int err = 0;
- u64 start;
- u64 end;
- u64 priv;
- struct extent_io_tree *pending_del;
- struct extent_io_tree *extent_ins;
- struct pending_extent_op *extent_op;
- struct btrfs_fs_info *fs_info = trans->fs_info;
- struct btrfs_root *extent_root = fs_info->extent_root;
-
- extent_ins = &extent_root->fs_info->extent_ins;
- pending_del = &extent_root->fs_info->pending_del;
-
- while(1) {
- ret = find_first_extent_bit(pending_del, 0, &start, &end,
- EXTENT_LOCKED);
- if (ret)
- break;
-
- ret = get_state_private(pending_del, start, &priv);
- BUG_ON(ret);
- extent_op = (struct pending_extent_op *)(unsigned long)priv;
-
- clear_extent_bits(pending_del, start, end, EXTENT_LOCKED);
-
- if (!test_range_bit(extent_ins, start, end,
- EXTENT_LOCKED, 0)) {
- ret = __free_extent(trans, start, end + 1 - start, 0,
- extent_root->root_key.objectid,
- extent_op->level, 0, 1);
- kfree(extent_op);
- } else {
- kfree(extent_op);
- ret = get_state_private(extent_ins, start, &priv);
- BUG_ON(ret);
- extent_op = (struct pending_extent_op *)
- (unsigned long)priv;
-
- clear_extent_bits(extent_ins, start, end,
- EXTENT_LOCKED);
-
- if (extent_op->type == PENDING_BACKREF_UPDATE)
- BUG_ON(1);
-
- kfree(extent_op);
- }
- if (ret)
- err = ret;
- }
- return err;
-}
-
-
int btrfs_free_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct extent_buffer *buf,
--
2.7.4
