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| author | Felix Kuehling <[email protected]> | 2021-02-25 03:34:11 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2021-04-21 01:48:50 +0000 |
| commit | 90d7d3eda5796fa48048f1114b0aa090c5465d17 (patch) | |
| tree | bc950b404da840d2a86395375fec3f8317e509dd /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | drm/amdkfd: HMM migrate vram to ram (diff) | |
| download | kernel-90d7d3eda5796fa48048f1114b0aa090c5465d17.tar.gz kernel-90d7d3eda5796fa48048f1114b0aa090c5465d17.zip | |
drm/amdkfd: invalidate tables on page retry fault
GPU page tables are invalidated by unmapping prange directly at
the mmu notifier, when page fault retry is enabled through
amdgpu_noretry global parameter. The restore page table is
performed at the page fault handler.
If xnack is on, we update GPU mappings after migration to avoid
unnecessary GPUVM faults.
Signed-off-by: Alex Sierra <[email protected]>
Signed-off-by: Philip Yang <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
0 files changed, 0 insertions, 0 deletions