remove ceph code

[stor4nfv.git] / src / ceph / src / librbd / object_map / UpdateRequest.cc

diff --git a/src/ceph/src/librbd/object_map/UpdateRequest.cc b/src/ceph/src/librbd/object_map/UpdateRequest.cc
deleted file mode 100644 (file)
index 9ceb28a..0000000
--- a/src/ceph/src/librbd/object_map/UpdateRequest.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include "librbd/object_map/UpdateRequest.h"
-#include "include/rbd/object_map_types.h"
-#include "include/stringify.h"
-#include "common/dout.h"
-#include "librbd/ImageCtx.h"
-#include "librbd/ObjectMap.h"
-#include "librbd/Utils.h"
-#include "cls/lock/cls_lock_client.h"
-#include <string>
-
-#define dout_subsys ceph_subsys_rbd
-#undef dout_prefix
-#define dout_prefix *_dout << "librbd::object_map::UpdateRequest: " << this \
-                           << " " << __func__ << ": "
-
-namespace librbd {
-namespace object_map {
-
-namespace {
-
-// keep aligned to bit_vector 4K block sizes
-const uint64_t MAX_OBJECTS_PER_UPDATE = 256 * (1 << 10);
-
-}
-
-template <typename I>
-void UpdateRequest<I>::send() {
-  update_object_map();
-}
-
-template <typename I>
-void UpdateRequest<I>::update_object_map() {
-  assert(m_image_ctx.snap_lock.is_locked());
-  assert(m_image_ctx.object_map_lock.is_locked());
-  CephContext *cct = m_image_ctx.cct;
-
-  // break very large requests into manageable batches
-  m_update_end_object_no = MIN(
-    m_end_object_no, m_update_start_object_no + MAX_OBJECTS_PER_UPDATE);
-
-  std::string oid(ObjectMap<>::object_map_name(m_image_ctx.id, m_snap_id));
-  ldout(cct, 20) << "ictx=" << &m_image_ctx << ", oid=" << oid << ", "
-                 << "[" << m_update_start_object_no << ","
-                        << m_update_end_object_no << ") = "
-                << (m_current_state ?
-                      stringify(static_cast<uint32_t>(*m_current_state)) : "")
-                << "->" << static_cast<uint32_t>(m_new_state)
-                << dendl;
-
-  librados::ObjectWriteOperation op;
-  if (m_snap_id == CEPH_NOSNAP) {
-    rados::cls::lock::assert_locked(&op, RBD_LOCK_NAME, LOCK_EXCLUSIVE, "", "");
-  }
-  cls_client::object_map_update(&op, m_update_start_object_no,
-                                m_update_end_object_no, m_new_state,
-                                m_current_state);
-
-  auto rados_completion = librbd::util::create_rados_callback<
-    UpdateRequest<I>, &UpdateRequest<I>::handle_update_object_map>(this);
-  std::vector<librados::snap_t> snaps;
-  int r = m_image_ctx.md_ctx.aio_operate(
-    oid, rados_completion, &op, 0, snaps,
-    (m_trace.valid() ? m_trace.get_info() : nullptr));
-  assert(r == 0);
-  rados_completion->release();
-}
-
-template <typename I>
-void UpdateRequest<I>::handle_update_object_map(int r) {
-  ldout(m_image_ctx.cct, 20) << "r=" << r << dendl;
-
-  {
-    RWLock::RLocker snap_locker(m_image_ctx.snap_lock);
-    RWLock::WLocker object_map_locker(m_image_ctx.object_map_lock);
-    update_in_memory_object_map();
-
-    if (m_update_end_object_no < m_end_object_no) {
-      m_update_start_object_no = m_update_end_object_no;
-      update_object_map();
-      return;
-    }
-  }
-
-  // no more batch updates to send
-  complete(r);
-}
-
-template <typename I>
-void UpdateRequest<I>::update_in_memory_object_map() {
-  assert(m_image_ctx.snap_lock.is_locked());
-  assert(m_image_ctx.object_map_lock.is_locked());
-
-  // rebuilding the object map might update on-disk only
-  if (m_snap_id == m_image_ctx.snap_id) {
-    ldout(m_image_ctx.cct, 20) << dendl;
-
-    auto it = m_object_map.begin() +
-                    MIN(m_update_start_object_no, m_object_map.size());
-    auto end_it = m_object_map.begin() +
-                    MIN(m_update_end_object_no, m_object_map.size());
-    for (; it != end_it; ++it) {
-      auto state_ref = *it;
-      uint8_t state = state_ref;
-      if (!m_current_state || state == *m_current_state ||
-          (*m_current_state == OBJECT_EXISTS && state == OBJECT_EXISTS_CLEAN)) {
-        state_ref = m_new_state;
-      }
-    }
-  }
-}
-
-template <typename I>
-void UpdateRequest<I>::finish_request() {
-}
-
-} // namespace object_map
-} // namespace librbd
-
-template class librbd::object_map::UpdateRequest<librbd::ImageCtx>;