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Release the middle layer's output memory #7159

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merged 3 commits into from
Jan 8, 2018
Merged

Release the middle layer's output memory #7159

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1a02369
Add releaseOutput interface for release the output memory of the midd…
hedaoyuan Dec 30, 2017
3676789
Add a capi interface of release middle layer's output memory.
hedaoyuan Jan 3, 2018
cb4caa5
Bug fix.
hedaoyuan Jan 3, 2018
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Add a capi interface of release middle layer's output memory.
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@hedaoyuan
hedaoyuan committed Jan 3, 2018
commit 3676789187f926ad848739c6cbff3592e8a542d3
10 changes: 10 additions & 0 deletions paddle/capi/gradient_machine.cpp
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Expand Up @@ -168,3 +168,13 @@ paddle_error paddle_gradient_machine_get_layer_output(
out->args.push_back(layerOutput);
return kPD_NO_ERROR;
}

paddle_error paddle_gradient_machine_release_layer_output(
paddle_gradient_machine machine) {
auto m = cast(machine);
if (m == nullptr || m->machine == nullptr) {
return kPD_NULLPTR;
}
m->machine->releaseOutput();
return kPD_NO_ERROR;
}
8 changes: 8 additions & 0 deletions paddle/capi/gradient_machine.h
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Expand Up @@ -113,6 +113,14 @@ paddle_gradient_machine_get_layer_output(paddle_gradient_machine machine,
const char* layerName,
paddle_arguments args);

/**
* @brief Release the middle layer's output memory of the gradient machine.
* @param [in] gradient machine that have run a inference
* @return paddle_error
*/
PD_API paddle_error
paddle_gradient_machine_release_layer_output(paddle_gradient_machine machine);

#ifdef __cplusplus
}
#endif
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