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Properly call btrfs_search_slot while shrinking

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The shrinking code used btrfs_next_leaf to find the next item, but
this does not cow the blocks it touches.  This fix calls search_slot after
finding the next item to do appropriate cow and balancing.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2008-01-04 09:34:54 -05:00
parent 2552488345
commit 1372f8e609
1 changed files with 9 additions and 1 deletions
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10
fs/btrfs/extent-tree.c
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@ -2434,7 +2434,15 @@ bg_next:
break;
}
leaf = path->nodes[0];
nritems = btrfs_header_nritems(leaf);
btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);
/*
* btrfs_next_leaf doesn't cow buffers, we have to
* do the search again
*/
memcpy(&key, &found_key, sizeof(key));
btrfs_release_path(root, path);
continue;
}
btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);