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[SYCL][CUDA] Make active context persitent #2016

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Jul 6, 2020
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[SYCL][CUDA] Make active context persitent #2016

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6 changes: 3 additions & 3 deletions sycl/plugins/cuda/pi_cuda.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -166,11 +166,11 @@ class ScopedContext {
if (original_ != desired) {
// Sets the desired context as the active one for the thread
PI_CHECK_ERROR(cuCtxSetCurrent(desired));
if (original_ == nullptr && ctxt->is_primary()) {
// No context is installed and the suggested context is primary
if (original_ == nullptr) {
// No context is installed on the current thread
// This is the most common case. We can activate the context in the
// thread and leave it there until all the PI context referring to the
// same underlying CUDA primary context are destroyed. This emulates
// same underlying CUDA context are destroyed. This emulates
// the behaviour of the CUDA runtime api, and avoids costly context
// switches. No action is required on this side of the if.
} else {
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