diff options
| author | Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com> | 2020-11-30 18:26:22 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-02-07 17:59:29 -0500 |
| commit | 5ccbb057c0a1282b39192a346f963fa989ddbc92 (patch) | |
| tree | a77d49ef7c1df5bd4e20db72e95e9ef1a08395ae /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | |
| parent | f185381b64814bb483416e4dd83d85891018a7c5 (diff) | |
drm/amdkfd: CRIU Implement KFD checkpoint ioctl
This adds support to discover the buffer objects that belong to a
process being checkpointed. The data corresponding to these buffer
objects is returned to user space plugin running under criu master
context which then stores this info to recreate these buffer objects
during a restore operation.
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: David Yat Sin <david.yatsin@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 5d00a6878ef2..5cf4bedca1d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -2629,3 +2629,14 @@ int amdgpu_amdkfd_get_tile_config(struct amdgpu_device *adev, return 0; } + +bool amdgpu_amdkfd_bo_mapped_to_dev(struct amdgpu_device *adev, struct kgd_mem *mem) +{ + struct kfd_mem_attachment *entry; + + list_for_each_entry(entry, &mem->attachments, list) { + if (entry->is_mapped && entry->adev == adev) + return true; + } + return false; +} |