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Fix db_stress memory leak ASAN error

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Summary:
In case `--expected_values_path` is unset, we allocate a buffer internally to hold the expected DB state. This PR makes sure it is freed.
Closes https://github.com/facebook/rocksdb/pull/3804

Differential Revision: D7874694

Pulled By: ajkr

fbshipit-source-id: a8f7655e009507c4e639ceebfc3525d69c856e3b
This commit is contained in:
Andrew Kryczka 2018-05-04 16:33:38 -07:00 committed by Facebook Github Bot
parent fc522bdb3e
commit 4c5a3232e4
1 changed files with 4 additions and 2 deletions
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6
tools/db_stress.cc
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@ -888,8 +888,9 @@ class SharedState {
}
}
if (values_ == nullptr) {
values_ =
static_cast<std::atomic<uint32_t>*>(malloc(expected_values_size));
values_allocation_.reset(
new std::atomic<uint32_t>[FLAGS_column_families * max_key_]);
values_ = &values_allocation_[0];
values_init_needed = true;
}
assert(values_ != nullptr);
@ -1116,6 +1117,7 @@ class SharedState {
std::vector<std::unordered_set<size_t> > no_overwrite_ids_;
std::atomic<uint32_t>* values_;
std::unique_ptr<std::atomic<uint32_t>[]> values_allocation_;
// Has to make it owned by a smart ptr as port::Mutex is not copyable
// and storing it in the container may require copying depending on the impl.
std::vector<std::vector<std::unique_ptr<port::Mutex> > > key_locks_;