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Remove LockFreeStack::size

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This commit is contained in:
Vinnie Falco
2013-09-27 12:55:13 -07:00
parent 3acb474795
commit 2ff781b25f
1 changed files with 0 additions and 12 deletions
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12
beast/intrusive/LockFreeStack.h
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@@ -188,15 +188,6 @@ public:
return m_head.get() == &m_end; return m_head.get() == &m_end;
} }
/** Return the number of elements in the stack.
Thread safety:
Safe to call from any thread.
*/
size_type size () const
{
return m_size.get ();
}
/** Push a node onto the stack. /** Push a node onto the stack.
The caller is responsible for preventing the ABA problem. The caller is responsible for preventing the ABA problem.
This operation is lock-free. This operation is lock-free.
@@ -219,7 +210,6 @@ public:
node->m_next = head; node->m_next = head;
} }
while (!m_head.compareAndSetBool (node, head)); while (!m_head.compareAndSetBool (node, head));
++m_size;
return first; return first;
} }
@@ -244,7 +234,6 @@ public:
head = node->m_next.get (); head = node->m_next.get ();
} }
while (!m_head.compareAndSetBool (head, node)); while (!m_head.compareAndSetBool (head, node));
--m_size;
return static_cast <Element*> (node); return static_cast <Element*> (node);
} }
@@ -288,7 +277,6 @@ public:
private: private:
Node m_end; Node m_end;
Atomic <size_type> m_size;
Atomic <Node*> m_head; Atomic <Node*> m_head;
}; };