drm/amdgpu: Pin page tables in NPA VMs

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With latest POR, remote importers aren't guaranteed to support
instruction replay-on-fault. Therefore, we cannot support unpinned
exports or unpinned page-tables in the exporter mappings into NPA space.

Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
Reviewed-by: Mukul Joshi <mukul.joshi@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Felix Kuehling 2026-06-08 14:54:20 -04:00 • committed by Alex Deucher

parent 2e52afe945

commit e05a54573d

4 changed files with 69 additions and 3 deletions

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4

drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c

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40

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c

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3

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h

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25

drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c

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