nccl/ext-net/dummy/plugin.c
David Addison f40ce73e89 NCCL 2.4.6-1
Added detection of IBM/Power NVLink bridge device.
    Add NUMA support to PCI distance calculations.
    Added NCCL_IGNORE_CPU_AFFINITY env var.
    Fix memory leaks; GithubIssue#180
    Compiler warning fix; GithubIssue#178
    Replace non-standard variable length arrays. GithubIssue#171
    Fix Tree+Shared Memory crash. GithubPR#185
    Fix LL cleanup hang during long running DL jobs.
    Fix NCCL_RINGS environment variable handling.
    Added extra checks to catch repeat calls to ncclCommDestroy() GithubIssue#191
    Improve bootstrap socket connection reliability at scale.
    Fix hostname hashing issue. GithubIssue#187
    Code cleanup to rename all non device files from *.cu to *.cc
2019-04-05 13:05:45 -07:00

44 lines
2.0 KiB
C

/*************************************************************************
* Copyright (c) 2015-2019, NVIDIA CORPORATION. All rights reserved.
*
* See LICENSE.txt for license information
************************************************************************/
#include <nccl.h>
#include <nccl_net.h>
#define __hidden __attribute__ ((visibility("hidden")))
__hidden ncclResult_t pluginInit(ncclDebugLogger_t logFunction) { return ncclSuccess; }
__hidden ncclResult_t pluginDevices(int* ndev) { *ndev = 0; return ncclSuccess; }
__hidden ncclResult_t pluginPciPath(int dev, char** path) { return ncclInternalError; }
__hidden ncclResult_t pluginPtrSupport(int dev, int* supportedTypes) { return ncclInternalError; }
__hidden ncclResult_t pluginListen(int dev, void* handle, void** listenComm) { return ncclInternalError; }
__hidden ncclResult_t pluginConnect(int dev, void* handle, void** sendComm) { return ncclInternalError; }
__hidden ncclResult_t pluginAccept(void* listenComm, void** recvComm) { return ncclInternalError; }
__hidden ncclResult_t pluginIsend(void* sendComm, void* data, int size, int type, void** request) { return ncclInternalError; }
__hidden ncclResult_t pluginIrecv(void* recvComm, void* data, int size, int type, void** request) { return ncclInternalError; }
__hidden ncclResult_t pluginFlush(void* recvComm, void* data, int size) { return ncclInternalError; }
__hidden ncclResult_t pluginTest(void* request, int* done, int* size) { return ncclInternalError; }
__hidden ncclResult_t pluginCloseSend(void* sendComm) { return ncclInternalError; }
__hidden ncclResult_t pluginCloseRecv(void* recvComm) { return ncclInternalError; }
__hidden ncclResult_t pluginCloseListen(void* listenComm) { return ncclInternalError; }
ncclNet_t NCCL_PLUGIN_SYMBOL = {
"Dummy",
pluginInit,
pluginDevices,
pluginPciPath,
pluginPtrSupport,
pluginListen,
pluginConnect,
pluginAccept,
pluginIsend,
pluginIrecv,
pluginFlush,
pluginTest,
pluginCloseSend,
pluginCloseRecv,
pluginCloseListen
};