ceph/src/msg/async/dpdk/EventDPDK.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 /*
   3  * Ceph - scalable distributed file system
   4  *
   5  * Copyright (C) 2015 XSky <haomai@xsky.com>
   6  *
   7  * Author: Haomai Wang <haomaiwang@gmail.com>
   8  *
   9  * This is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License version 2.1, as published by the Free Software
  12  * Foundation.  See file COPYING.
  13  *
  14  */
  15
  16 #ifndef CEPH_EVENTDPDK_H
  17 #define CEPH_EVENTDPDK_H
  18
  19 #include "msg/async/Event.h"
  20 #include "msg/async/Stack.h"
  21 #include "UserspaceEvent.h"
  22
  23 class DPDKDriver : public EventDriver {
  24   CephContext *cct;
  25
  26  public:
  27   UserspaceEventManager manager;
  28
  29   explicit DPDKDriver(CephContext *c): cct(c), manager(c) {}
  30   virtual ~DPDKDriver() { }
  31
  32   int init(EventCenter *c, int nevent) override;
  33   int add_event(int fd, int cur_mask, int add_mask) override;
  34   int del_event(int fd, int cur_mask, int del_mask) override;
  35   int resize_events(int newsize) override;
  36   int event_wait(std::vector<FiredFileEvent> &fired_events, struct timeval *tp) override;
  37   bool need_wakeup() override { return false; }
  38 };
  39
  40 #endif //CEPH_EVENTDPDK_H