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Adapt to modified ceilLog specification

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This commit is contained in:
Sebastian Messmer 2015-12-11 12:48:24 +01:00
parent ff812abf79
commit 56c4c44d6e
1 changed files with 4 additions and 0 deletions
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4
implementations/onblocks/datatreestore/DataTree.cpp
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@ -160,6 +160,10 @@ uint32_t DataTree::_numLeaves(const DataNode &node) const {
void DataTree::traverseLeaves(uint32_t beginIndex, uint32_t endIndex, function<void (DataLeafNode*, uint32_t)> func) {
unique_lock<shared_mutex> lock(_mutex); //TODO Only lock when resizing. Otherwise parallel read/write to a blob is not possible!
ASSERT(beginIndex <= endIndex, "Invalid parameters");
if (0 == endIndex) {
// In this case the utils::ceilLog(_, endIndex) below would fail
return;
}
uint8_t neededTreeDepth = utils::ceilLog(_nodeStore->layout().maxChildrenPerInnerNode(), endIndex);
uint32_t numLeaves = this->_numLeaves(*_rootNode); // TODO Querying the size causes a tree traversal down to the leaves. Possible without querying the size?