diff options
| author | Philip Yang <Philip.Yang@amd.com> | 2021-09-17 14:32:14 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-23 16:34:49 -0400 |
| commit | 586d71a42725dbc67cbb15f9904c65d99a757b0f (patch) | |
| tree | 9b14e5fe284e6fe0e62bb4b0f63465ad198d82d4 | |
| parent | 640ae42efb828be69a9ee6ac88fb3d5a3e678ddf (diff) | |
| download | linux-586d71a42725dbc67cbb15f9904c65d99a757b0f.tar.bz2 | |
drm/amdkfd: handle svm migrate init error
If svm migration init failed to create pgmap for device memory, set
pgmap type to 0 to disable device SVM support capability.
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c index dab290a4d19d..165e0ebb619d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c @@ -894,6 +894,9 @@ int svm_migrate_init(struct amdgpu_device *adev) r = devm_memremap_pages(adev->dev, pgmap); if (IS_ERR(r)) { pr_err("failed to register HMM device memory\n"); + + /* Disable SVM support capability */ + pgmap->type = 0; devm_release_mem_region(adev->dev, res->start, res->end - res->start + 1); return PTR_ERR(r); |