ceph/src/librbd/journal/Policy.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #ifndef CEPH_LIBRBD_JOURNAL_POLICY_H
   5 #define CEPH_LIBRBD_JOURNAL_POLICY_H
   6
   7 class Context;
   8
   9 namespace librbd {
  10
  11 namespace journal {
  12
  13 struct Policy {
  14   virtual ~Policy() {
  15   }
  16
  17   virtual bool append_disabled() const = 0;
  18   virtual bool journal_disabled() const = 0;
  19   virtual void allocate_tag_on_lock(Context *on_finish) = 0;
  20 };
  21
  22 } // namespace journal
  23 } // namespace librbd
  24
  25 #endif // CEPH_LIBRBD_JOURNAL_POLICY_H