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| author | Felix Kuehling <[email protected]> | 2019-08-30 04:10:34 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2019-09-13 22:49:38 +0000 |
| commit | cd05c865108e089c4be99c0f939c72437fba2207 (patch) | |
| tree | 2ef6e7d817f94b11093471f69176c5b93173bcda /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | drm/amdgpu: disable stutter mode for renoir (diff) | |
| download | kernel-cd05c865108e089c4be99c0f939c72437fba2207.tar.gz kernel-cd05c865108e089c4be99c0f939c72437fba2207.zip | |
drm/amdgpu: Disable page faults while reading user wptrs
These wptrs must be pinned and GPU accessible when this is called
from hqd_load functions. So they should never fault. This resolves
a circular lock dependency issue involving four locks including the
DQM lock and mmap_sem.
Signed-off-by: Felix Kuehling <[email protected]>
Reviewed-by: Oak Zeng <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
0 files changed, 0 insertions, 0 deletions