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Btrfs: skip allocation attempt from empty cluster
If we don't have a cluster, don't bother trying to allocate from it, jumping right away to the attempt to allocate a new cluster. Signed-off-by: Alexandre Oliva <oliva@lsd.ic.unicamp.br> Signed-off-by: Chris Mason <chris.mason@oracle.com>
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1 changed files with 3 additions and 3 deletions
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@ -5299,9 +5299,9 @@ static noinline int find_free_extent(struct btrfs_trans_handle *trans,
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* people trying to start a new cluster
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*/
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spin_lock(&last_ptr->refill_lock);
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if (last_ptr->block_group &&
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(last_ptr->block_group->ro ||
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!block_group_bits(last_ptr->block_group, data)))
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if (!last_ptr->block_group ||
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last_ptr->block_group->ro ||
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!block_group_bits(last_ptr->block_group, data))
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goto refill_cluster;
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offset = btrfs_alloc_from_cluster(block_group, last_ptr,
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