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Unverified Commit 2dd6b146 authored by Tim Moon's avatar Tim Moon Committed by GitHub
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Set CUDA context before loading NVRTC kernels (#734) 


Signed-off-by: default avatarTim Moon <tmoon@nvidia.com>
parent 16a469df
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transformer_engine/common/util/rtc.cpp
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...@@ -76,6 +76,10 @@ Kernel::~Kernel() { ...@@ -76,6 +76,10 @@ Kernel::~Kernel() {
!= CUDA_SUCCESS) { != CUDA_SUCCESS) {
continue; continue;
} }
if (cuda_driver::call("cuCtxSetCurrent", context)
!= CUDA_SUCCESS) {
continue;
}
cuda_driver::call("cuModuleUnload", modules_[device_id]); cuda_driver::call("cuModuleUnload", modules_[device_id]);
cuda_driver::call("cuDevicePrimaryCtxRelease", device); cuda_driver::call("cuDevicePrimaryCtxRelease", device);
} }
...@@ -109,6 +113,7 @@ CUfunction Kernel::get_function(int device_id) { ...@@ -109,6 +113,7 @@ CUfunction Kernel::get_function(int device_id) {
CUcontext context; CUcontext context;
NVTE_CALL_CHECK_CUDA_DRIVER(cuDeviceGet, &device, device_id); NVTE_CALL_CHECK_CUDA_DRIVER(cuDeviceGet, &device, device_id);
NVTE_CALL_CHECK_CUDA_DRIVER(cuDevicePrimaryCtxRetain, &context, device); NVTE_CALL_CHECK_CUDA_DRIVER(cuDevicePrimaryCtxRetain, &context, device);
NVTE_CALL_CHECK_CUDA_DRIVER(cuCtxSetCurrent, context);
// Load function into driver context // Load function into driver context
NVTE_CALL_CHECK_CUDA_DRIVER(cuModuleLoadDataEx, NVTE_CALL_CHECK_CUDA_DRIVER(cuModuleLoadDataEx,
......
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