remove ceph code

[stor4nfv.git] / src / ceph / src / msg / async / dpdk / dpdk_rte.cc

diff --git a/src/ceph/src/msg/async/dpdk/dpdk_rte.cc b/src/ceph/src/msg/async/dpdk/dpdk_rte.cc
deleted file mode 100644 (file)
index 6510df1..0000000
--- a/src/ceph/src/msg/async/dpdk/dpdk_rte.cc
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * This file is open source software, licensed to you under the terms
- * of the Apache License, Version 2.0 (the "License").  See the NOTICE file
- * distributed with this work for additional information regarding copyright
- * ownership.  You may not use this file except in compliance with the License.
- *
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-#include <rte_config.h>
-#include <rte_common.h>
-#include <rte_ethdev.h>
-#include <rte_version.h>
-
-#include "DPDK.h"
-#include "dpdk_rte.h"
-
-namespace dpdk {
-
-  static inline std::vector<char> string2vector(std::string str) {
-    auto v = std::vector<char>(str.begin(), str.end());
-    v.push_back('\0');
-    return v;
-  }
-
-  bool eal::initialized = false;
-  std::thread eal::t;
-  std::mutex eal::lock;
-  std::condition_variable eal::cond;
-  std::list<std::function<void()>> eal::funcs;
-
-  static int bitcount(unsigned n)
-  {
-    unsigned int c =0 ;
-    for (c = 0; n; ++c)
-      n &= (n -1);
-    return c;
-  }
-
-  int eal::init(CephContext *c)
-  {
-    if (initialized) {
-      return 1;
-    }
-
-    bool done = false;
-    t = std::thread([&]() {
-      // TODO: Inherit these from the app parameters - "opts"
-      std::vector<std::vector<char>> args {
-          string2vector(string("ceph")),
-          string2vector("-c"), string2vector(c->_conf->get_val<std::string>("ms_dpdk_coremask")),
-          string2vector("-n"), string2vector(c->_conf->ms_dpdk_memory_channel),
-      };
-
-      Tub<std::string> hugepages_path;
-      if (!c->_conf->ms_dpdk_hugepages.empty()) {
-        hugepages_path.construct(c->_conf->ms_dpdk_hugepages);
-      }
-
-      // If "hugepages" is not provided and DPDK PMD drivers mode is requested -
-      // use the default DPDK huge tables configuration.
-      if (hugepages_path) {
-        args.push_back(string2vector("--huge-dir"));
-        args.push_back(string2vector(*hugepages_path));
-
-        //
-        // We don't know what is going to be our networking configuration so we
-        // assume there is going to be a queue per-CPU. Plus we'll give a DPDK
-        // 64MB for "other stuff".
-        //
-        unsigned int x;
-        std::stringstream ss;
-        ss << std::hex << "fffefffe";
-        ss >> x;
-        size_t size_MB = mem_size(bitcount(x)) >> 20;
-        std::stringstream size_MB_str;
-        size_MB_str << size_MB;
-
-        args.push_back(string2vector("-m"));
-        args.push_back(string2vector(size_MB_str.str()));
-      } else if (!c->_conf->ms_dpdk_pmd.empty()) {
-        args.push_back(string2vector("--no-huge"));
-      }
-
-      std::string rte_file_prefix;
-      rte_file_prefix = "rte_";
-      rte_file_prefix += c->_conf->name.to_str();
-      args.push_back(string2vector("--file-prefix"));
-      args.push_back(string2vector(rte_file_prefix));
-
-      std::vector<char*> cargs;
-
-      for (auto&& a: args) {
-        cargs.push_back(a.data());
-      }
-      /* initialise the EAL for all */
-      int ret = rte_eal_init(cargs.size(), cargs.data());
-      if (ret < 0)
-        return ret;
-
-      std::unique_lock<std::mutex> l(lock);
-      initialized = true;
-      done = true;
-      cond.notify_all();
-      while (true) {
-        if (!funcs.empty()) {
-          auto f = std::move(funcs.front());
-          funcs.pop_front();
-          f();
-          cond.notify_all();
-        } else {
-          cond.wait(l);
-        }
-      }
-    });
-    t.detach();
-    std::unique_lock<std::mutex> l(lock);
-    while (!done)
-      cond.wait(l);
-    return 0;
-  }
-
-  size_t eal::mem_size(int num_cpus)
-  {
-    size_t memsize = 0;
-    //
-    // PMD mempool memory:
-    //
-    // We don't know what is going to be our networking configuration so we
-    // assume there is going to be a queue per-CPU.
-    //
-    memsize += num_cpus * qp_mempool_obj_size();
-
-    // Plus we'll give a DPDK 64MB for "other stuff".
-    memsize += (64UL << 20);
-
-    return memsize;
-  }
-
-} // namespace dpdk