Aparna Das 2a9431bbe0 gpu: nvgpu: add speculative load barrier (ctrl IOCTLs) ...

Data can be speculatively loaded from memory and stay in cache even
when bound check fails. This can lead to unintended information
disclosure via side-channel analysis.

To mitigate this problem insert a speculation barrier.

bug 2041355

Change-Id: I03fbc81c105632e788d8a0f97fb4e233d1124b49
Signed-off-by: Aparna Das <aparnad@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1652230
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2018-02-06 20:03:26 -08:00

..

nvgpu

gpu: nvgpu: add speculative load barrier (ctrl IOCTLs)

2018-02-06 20:03:26 -08:00

Makefile

nvgpu: use kernel overlay features

2017-10-29 11:00:55 -07:00