Commit 586d71a4 authored by Philip Yang's avatar Philip Yang Committed by Alex Deucher
Browse files

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: default avatarPhilip Yang <Philip.Yang@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 640ae42e

drivers/gpu/drm/amd/amdkfd/kfd_migrate.c

+3 −0
Original line number Diff line number Diff line
@@ -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);