remove ceph code

[stor4nfv.git] / src / ceph / src / os / bluestore / BlockDevice.cc

diff --git a/src/ceph/src/os/bluestore/BlockDevice.cc b/src/ceph/src/os/bluestore/BlockDevice.cc
deleted file mode 100644 (file)
index ca81952..0000000
--- a/src/ceph/src/os/bluestore/BlockDevice.cc
+++ /dev/null
@@ -1,120 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
-  *
- * Copyright (C) 2015 XSky <haomai@xsky.com>
- *
- * Author: Haomai Wang <haomaiwang@gmail.com>
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation.  See file COPYING.
- *
- */
-
-#include <libgen.h>
-#include <unistd.h>
-
-#include "KernelDevice.h"
-#if defined(HAVE_SPDK)
-#include "NVMEDevice.h"
-#endif
-
-#if defined(HAVE_PMEM)
-#include "PMEMDevice.h"
-#include <libpmem.h>
-#endif
-
-#include "common/debug.h"
-#include "common/EventTrace.h"
-#include "common/errno.h"
-#include "include/compat.h"
-
-#define dout_context cct
-#define dout_subsys ceph_subsys_bdev
-#undef dout_prefix
-#define dout_prefix *_dout << "bdev "
-
-void IOContext::aio_wait()
-{
-  std::unique_lock<std::mutex> l(lock);
-  // see _aio_thread for waker logic
-  while (num_running.load() > 0) {
-    dout(10) << __func__ << " " << this
-            << " waiting for " << num_running.load() << " aios to complete"
-            << dendl;
-    cond.wait(l);
-  }
-  dout(20) << __func__ << " " << this << " done" << dendl;
-}
-
-BlockDevice *BlockDevice::create(CephContext* cct, const string& path,
-                                aio_callback_t cb, void *cbpriv)
-{
-  string type = "kernel";
-  char buf[PATH_MAX + 1];
-  int r = ::readlink(path.c_str(), buf, sizeof(buf) - 1);
-  if (r >= 0) {
-    buf[r] = '\0';
-    char *bname = ::basename(buf);
-    if (strncmp(bname, SPDK_PREFIX, sizeof(SPDK_PREFIX)-1) == 0)
-      type = "ust-nvme";
-  }
-
-#if defined(HAVE_PMEM)
-  if (type == "kernel") {
-    int is_pmem = 0;
-    void *addr = pmem_map_file(path.c_str(), 1024*1024, PMEM_FILE_EXCL, O_RDONLY, NULL, &is_pmem);
-    if (addr != NULL) {
-      if (is_pmem)
-       type = "pmem";
-      pmem_unmap(addr, 1024*1024);
-    }
-  }
-#endif
-
-  dout(1) << __func__ << " path " << path << " type " << type << dendl;
-
-#if defined(HAVE_PMEM)
-  if (type == "pmem") {
-    return new PMEMDevice(cct, cb, cbpriv);
-  }
-#endif
-
-  if (type == "kernel") {
-    return new KernelDevice(cct, cb, cbpriv);
-  }
-#if defined(HAVE_SPDK)
-  if (type == "ust-nvme") {
-    return new NVMEDevice(cct, cb, cbpriv);
-  }
-#endif
-
-
-  derr << __func__ << " unknown backend " << type << dendl;
-  ceph_abort();
-  return NULL;
-}
-
-void BlockDevice::queue_reap_ioc(IOContext *ioc)
-{
-  std::lock_guard<std::mutex> l(ioc_reap_lock);
-  if (ioc_reap_count.load() == 0)
-    ++ioc_reap_count;
-  ioc_reap_queue.push_back(ioc);
-}
-
-void BlockDevice::reap_ioc()
-{
-  if (ioc_reap_count.load()) {
-    std::lock_guard<std::mutex> l(ioc_reap_lock);
-    for (auto p : ioc_reap_queue) {
-      dout(20) << __func__ << " reap ioc " << p << dendl;
-      delete p;
-    }
-    ioc_reap_queue.clear();
-    --ioc_reap_count;
-  }
-}