#ifndef FOLLY_THREADCACHEDARENA_H_
#define FOLLY_THREADCACHEDARENA_H_
-#include <utility>
-#include <mutex>
-#include <limits>
-#include <boost/intrusive/slist.hpp>
+#include <type_traits>
-#include <folly/Likely.h>
#include <folly/Arena.h>
+#include <folly/Likely.h>
+#include <folly/Synchronized.h>
#include <folly/ThreadLocal.h>
namespace folly {
// Deallocate? Never!
}
+ // Gets the total memory used by the arena
+ size_t totalSize() const;
+
private:
+ struct ThreadLocalPtrTag {};
+
ThreadCachedArena(const ThreadCachedArena&) = delete;
ThreadCachedArena(ThreadCachedArena&&) = delete;
ThreadCachedArena& operator=(const ThreadCachedArena&) = delete;
const size_t minBlockSize_;
const size_t maxAlign_;
- SysArena zombies_; // allocated from threads that are now dead
- std::mutex zombiesMutex_;
- ThreadLocalPtr<SysArena> arena_; // per-thread arena
+
+ ThreadLocalPtr<SysArena, ThreadLocalPtrTag> arena_; // Per-thread arena.
+
+ // Allocations from threads that are now dead.
+ Synchronized<SysArena> zombies_;
};
template <>