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author | 2021-02-24 22:34:11 -0500 | |
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committer | 2021-04-20 21:48:50 -0400 | |
commit | 90d7d3eda5796fa48048f1114b0aa090c5465d17 (patch) | |
tree | bc950b404da840d2a86395375fec3f8317e509dd /drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | |
parent | drm/amdkfd: HMM migrate vram to ram (diff) | |
download | wireguard-linux-90d7d3eda5796fa48048f1114b0aa090c5465d17.tar.xz wireguard-linux-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 <alex.sierra@amd.com>
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.h')
0 files changed, 0 insertions, 0 deletions