paul@6 | 1 | #pragma once |
paul@6 | 2 | |
paul@6 | 3 | #include <condition_variable> |
paul@6 | 4 | #include <mutex> |
paul@6 | 5 | |
paul@70 | 6 | #include "page_queue.h" |
paul@6 | 7 | |
paul@6 | 8 | |
paul@6 | 9 | |
paul@6 | 10 | /* A queue of issued pages. */ |
paul@6 | 11 | |
paul@70 | 12 | class PageQueueShared : public PageQueue |
paul@6 | 13 | { |
paul@6 | 14 | protected: |
paul@6 | 15 | Queue _queue; |
paul@6 | 16 | Positions _positions; |
paul@6 | 17 | |
paul@6 | 18 | std::mutex _lock; |
paul@6 | 19 | std::condition_variable _counter; |
paul@6 | 20 | |
paul@70 | 21 | virtual bool _pop(QueueEntry *entry); |
paul@6 | 22 | |
paul@6 | 23 | public: |
paul@74 | 24 | virtual void close(Memory *memory); |
paul@74 | 25 | |
paul@70 | 26 | virtual void pop(PageOwner **owner, Flexpage **flexpage); |
paul@6 | 27 | |
paul@70 | 28 | virtual void push(PageOwner *owner, Flexpage *flexpage); |
paul@6 | 29 | |
paul@70 | 30 | virtual void push_front(PageOwner *owner, Flexpage *flexpage); |
paul@6 | 31 | |
paul@70 | 32 | virtual bool remove(PageOwner *owner, Flexpage *flexpage); |
paul@6 | 33 | }; |
paul@6 | 34 | |
paul@6 | 35 | // vim: tabstop=4 expandtab shiftwidth=4 |