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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef CEPH_LIBRBD_CACHE_RWL_READ_REQUEST_H
#define CEPH_LIBRBD_CACHE_RWL_READ_REQUEST_H
#include "include/Context.h"
#include "librbd/cache/pwl/Types.h"
namespace librbd {
namespace cache {
namespace pwl {
typedef std::vector<std::shared_ptr<pwl::ImageExtentBuf>> ImageExtentBufs;
class C_ReadRequest : public Context {
public:
io::Extents miss_extents; // move back to caller
ImageExtentBufs read_extents;
bufferlist miss_bl;
C_ReadRequest(
CephContext *cct, utime_t arrived, PerfCounters *perfcounter,
bufferlist *out_bl, Context *on_finish)
: m_cct(cct), m_on_finish(on_finish), m_out_bl(out_bl),
m_arrived_time(arrived), m_perfcounter(perfcounter) {}
~C_ReadRequest() {}
const char *get_name() const {
return "C_ReadRequest";
}
protected:
CephContext *m_cct;
Context *m_on_finish;
bufferlist *m_out_bl;
utime_t m_arrived_time;
PerfCounters *m_perfcounter;
};
} // namespace pwl
} // namespace cache
} // namespace librbd
#endif // CEPH_LIBRBD_CACHE_RWL_READ_REQUEST_H
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