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[cherry-pick] Fix tensor copy bug (#43299) #43728

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merged 1 commit into from
Jun 22, 2022

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zyfncg
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@zyfncg zyfncg commented Jun 21, 2022

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修复C++ copy接口在多卡设备拷贝时的bug,即在执行如下代码时:

y = paddle::copy(x /*on gpu:0*/, place /*gpu:1*/)

返回结果y的预期place应为gpu:1,但目前y的place为gpu:0

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@phlrain phlrain self-requested a review June 22, 2022 03:12
@phlrain phlrain merged commit 8760817 into PaddlePaddle:release/2.3 Jun 22, 2022
@zyfncg zyfncg deleted the cherry_pick_copy branch June 22, 2022 03:16
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