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Return -1 from CurrentThreadId when called by thread outside the pool.

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This commit is contained in:
Rasmus Munk Larsen
2016-06-23 16:40:07 -07:00
parent d39df320d2
commit a9c1e4d7b7
5 changed files with 14 additions and 11 deletions
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10
unsupported/Eigen/CXX11/src/ThreadPool/NonBlockingThreadPool.h
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@@ -99,13 +99,13 @@ class NonBlockingThreadPoolTempl : public Eigen::ThreadPoolInterface {
return static_cast<int>(threads_.size());
}
int CurrentThreadId() const {
int CurrentThreadId() const final {
const PerThread* pt =
const_cast<NonBlockingThreadPoolTempl*>(this)->GetPerThread();
if (pt->pool == this) {
return pt->thread_id;
} else {
return NumThreads();
return -1;
}
}
@@ -113,10 +113,10 @@ class NonBlockingThreadPoolTempl : public Eigen::ThreadPoolInterface {
typedef typename Environment::EnvThread Thread;
struct PerThread {
constexpr PerThread() : pool(NULL), index(-1), rand(0) { }
constexpr PerThread() : pool(NULL), rand(0), thread_id(-1) { }
NonBlockingThreadPoolTempl* pool; // Parent pool, or null for normal threads.
int thread_id; // Worker thread index in pool.
uint64_t rand; // Random generator state.
uint64_t rand; // Random generator state.
int thread_id; // Worker thread index in pool.
};
Environment env_;