diff options
Diffstat (limited to 'src/include/comm.h')
| -rw-r--r-- | src/include/comm.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/src/include/comm.h b/src/include/comm.h index 7164dc0..cc87a42 100644 --- a/src/include/comm.h +++ b/src/include/comm.h @@ -1,5 +1,5 @@ /************************************************************************* - * Copyright (c) 2015-2019, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2015-2020, NVIDIA CORPORATION. All rights reserved. * * See LICENSE.txt for license information ************************************************************************/ @@ -20,8 +20,6 @@ struct cudaLaunchParams { }; #endif -#define DEFAULT_BUFFER_SIZE_BYTES (1LL << 22) /* 4MiB */ - #define CACHE_LINE_SIZE 128 #define MEM_ALIGN 4096 #define CUDA_IPC_MIN 2097152UL @@ -91,14 +89,11 @@ struct ncclComm { // Channels for collectives int nChannels; - // Only nvlink is used for inter-GPU communication - int nvlink; - // Algorithm/Protocols thresholds ssize_t threadThresholds[NCCL_NUM_ALGORITHMS][NCCL_NUM_PROTOCOLS]; float latencies[NCCL_NUM_FUNCTIONS][NCCL_NUM_ALGORITHMS][NCCL_NUM_PROTOCOLS]; float bandwidths[NCCL_NUM_FUNCTIONS][NCCL_NUM_ALGORITHMS][NCCL_NUM_PROTOCOLS]; - int maxThreads[NCCL_NUM_PROTOCOLS]; + int maxThreads[NCCL_NUM_ALGORITHMS][NCCL_NUM_PROTOCOLS]; // An internal CUDA stream for NCCL kernel CGMD launches int groupCudaStream; @@ -136,6 +131,9 @@ struct ncclComm { // Global proxy thread pthread_t proxyThread; struct ncclProxyState proxyState; + + // Whether this communicator uses collNet + int collNetSupport; }; #endif |