Vedashree Vidwans ad227d9c31 gpu: nvgpu: unit: fix mutex acquire fail for l4t
In hal.mm.mmu_fault UT, some tests are dependent on each other. Reset
environment variables at the end of test_gv11b_mm_mmu_fault_setup_sw(),
Modify test_gv11b_mm_mmu_fault_setup_hw() to avoid destroying mmu_fault
setup for branch coverage.

Jira NVGPU-4987

Change-Id: I2e6904cb5304285123a29c24d00bd4dcd035e0ff
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2306652
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:13:28 -06:00
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42 MiB