ceph/src/os/bluestore/Allocator.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #include "Allocator.h"
   5 #include "StupidAllocator.h"
   6 #include "BitmapAllocator.h"
   7 #include "common/debug.h"
   8
   9 #define dout_subsys ceph_subsys_bluestore
  10
  11 Allocator *Allocator::create(CephContext* cct, string type,
  12                              int64_t size, int64_t block_size)
  13 {
  14   if (type == "stupid") {
  15     return new StupidAllocator(cct);
  16   } else if (type == "bitmap") {
  17     return new BitmapAllocator(cct, size, block_size);
  18   }
  19   lderr(cct) << "Allocator::" << __func__ << " unknown alloc type "
  20              << type << dendl;
  21   return nullptr;
  22 }
  23
  24 void Allocator::release(const PExtentVector& release_vec)
  25 {
  26   interval_set<uint64_t> release_set;
  27   for (auto e : release_vec) {
  28     release_set.insert(e.offset, e.length);
  29   }
  30   release(release_set);
  31 }