diff --git a/ggml-cuda.cu b/ggml-cuda.cu index e21c819da3945..690c2bb01b99e 100644 --- a/ggml-cuda.cu +++ b/ggml-cuda.cu @@ -5985,26 +5985,26 @@ static void ggml_cuda_op_mul_mat( const int64_t is = split ? (src1_col_0/src1_col_stride) % MAX_STREAMS : 0; const int64_t src1_ncols = src1_col_0 + src1_col_stride > ne11 ? ne11 - src1_col_0 : src1_col_stride; - for (int64_t i0 = 0; i0 < ne13*ne12; ++i0) { - const int64_t i03 = i0 / ne12; - const int64_t i02 = i0 % ne12; + for (int64_t id = 0; id < g_device_count; ++id) { + if ((!split && id != g_main_device) || row_low[id] == row_high[id]) { + continue; + } - for (int64_t id = 0; id < g_device_count; ++id) { - if ((!split && id != g_main_device) || row_low[id] == row_high[id]) { - continue; - } + const bool src1_on_device = src1->backend == GGML_BACKEND_GPU && id == g_main_device; + const bool dst_on_device = dst->backend == GGML_BACKEND_GPU && id == g_main_device; + const int64_t row_diff = row_high[id] - row_low[id]; - const bool src1_on_device = src1->backend == GGML_BACKEND_GPU && id == g_main_device; - const bool dst_on_device = dst->backend == GGML_BACKEND_GPU && id == g_main_device; - const int64_t row_diff = row_high[id] - row_low[id]; + cudaSetDevice(id); + const cudaStream_t stream = g_cudaStreams[id][is]; - cudaSetDevice(id); - const cudaStream_t stream = g_cudaStreams[id][is]; + // wait for main GPU data if necessary + if (split && (id != g_main_device || is != 0)) { + CUDA_CHECK(cudaStreamWaitEvent(stream, src0_extra->events[g_main_device][0])); + } - // wait for main GPU data if necessary - if (split && (id != g_main_device || is != 0)) { - CUDA_CHECK(cudaStreamWaitEvent(stream, src0_extra->events[g_main_device][0])); - } + for (int64_t i0 = 0; i0 < ne13*ne12; ++i0) { + const int64_t i03 = i0 / ne12; + const int64_t i02 = i0 % ne12; const size_t src1_ddq_i_offset = (i0*ne11 + src1_col_0) * src1_padded_col_size*q8_1_ts/q8_1_bs;