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| author | Graham Sider <[email protected]> | 2023-02-06 19:04:42 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2023-06-09 13:59:03 +0000 |
| commit | 895797d9193b38e759bc01268a8e3887e521f682 (patch) | |
| tree | 73797e8e8d06b8cbe881acb0ecd593d5ff85a805 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c | |
| parent | drm/amdgpu: Use legacy TLB flush for gfx943 (diff) | |
| download | kernel-895797d9193b38e759bc01268a8e3887e521f682.tar.gz kernel-895797d9193b38e759bc01268a8e3887e521f682.zip | |
drm/amdgpu/bu: Add use_mtype_cc_wa module param
By default, set use_mtype_cc_wa to 1 to set PTE coherence flag MTYPE_CC
instead of MTYPE_RW by default. This is required for the time being to
mitigate a bug causing XCCs to hit stale data due to TCC marking fully
dirty lines as exclusive.
Signed-off-by: Graham Sider <[email protected]>
Reviewed-by: Joseph Greathouse <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c')
0 files changed, 0 insertions, 0 deletions