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Btrfs: Replace extent tree preallocation code with some bit radix magic.

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2007-08-08 20:17:12 -04:00
committed by David Woodhouse
parent f4468e94c8
commit 26b8003f10
5 changed files with 49 additions and 195 deletions
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fs/btrfs/transaction.c
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@ -109,6 +109,8 @@ struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
h->blocks_reserved = num_blocks;
h->blocks_used = 0;
h->block_group = NULL;
h->alloc_exclude_nr = 0;
h->alloc_exclude_start = 0;
root->fs_info->running_transaction->use_count++;
mutex_unlock(&root->fs_info->trans_mutex);
return h;