---
diff -r dc03d8df4762 extent-tree.c
--- a/extent-tree.c     Wed Nov 07 21:08:16 2007 -0500
+++ b/extent-tree.c     Mon Nov 12 09:41:57 2007 +0800
@@ -152,7 +152,7 @@ struct btrfs_block_group_cache *btrfs_lo
        block_group = (struct btrfs_block_group_cache *)(unsigned long)ptr;


-       if (block_group->key.objectid <= bytenr && bytenr <=
+       if (block_group->key.objectid <= bytenr && bytenr <
            block_group->key.objectid + block_group->key.offset)
                return block_group;

@@ -195,7 +195,7 @@ again:
                        continue;
                }
                if (data != BTRFS_BLOCK_GROUP_MIXED &&
-                   start + num >= cache->key.objectid + cache->key.offset)
+                   start + num > cache->key.objectid + cache->key.offset)
                        goto new_group;
                return start;
        }
@@ -1066,7 +1066,7 @@ check_pending:
                goto enospc;

        if (!full_scan && data != BTRFS_BLOCK_GROUP_MIXED &&
-           ins->objectid + num_bytes >= block_group->
+           ins->objectid + num_bytes > block_group->
            key.objectid + block_group->key.offset) {
                search_start = block_group->key.objectid +
                        block_group->key.offset;

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