Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/crimson/os/seastore/extentmap_manager.cc b/src/crimson/os/seastore/extentmap_manager.cc
new file mode 100644
index 000000000..b0dc1b8c8
--- /dev/null
+++ b/src/crimson/os/seastore/extentmap_manager.cc
@@ -0,0 +1,33 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+#include <experimental/iterator>
+#include <iostream>
+
+#include "crimson/os/seastore/transaction_manager.h"
+#include "crimson/os/seastore/extentmap_manager.h"
+#include "crimson/os/seastore/extentmap_manager/btree/btree_extentmap_manager.h"
+namespace crimson::os::seastore::extentmap_manager {
+
+ExtentMapManagerRef create_extentmap_manager(
+  TransactionManager &trans_manager) {
+  return ExtentMapManagerRef(new BtreeExtentMapManager(trans_manager));
+}
+
+}
+
+namespace crimson::os::seastore {
+
+std::ostream &operator<<(std::ostream &out, const extent_mapping_t &rhs)
+{
+  return out << "extent_mapping_t (" << rhs.logical_offset << "~" << rhs.length
+	        << "->" << rhs.laddr << ")";
+}
+
+std::ostream &operator<<(std::ostream &out, const extent_map_list_t &rhs)
+{
+  out << '[';
+  std::copy(std::begin(rhs), std::end(rhs), std::experimental::make_ostream_joiner(out, ", "));
+  return out << ']';
+}
+
+}