kybaaz/linux-xiaomi-chiron
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

drm/amdkfd: handle errors returned by svm_migrate_copy_to_vram/ram

Browse source 
If migration copy failed because process is killed, or out of VRAM or
system memory, pass error code back to caller to handle error
gracefully.

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>
This commit is contained in:
Philip Yang 2021-04-28 18:57:57 -04:00 • committed by Alex Deucher
parent ef0d7d2001
commit 04fe3fd10e
1 changed files with 4 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

8
drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
View file

@ -460,8 +460,8 @@ retry:
}
if (migrate.cpages) {
svm_migrate_copy_to_vram(adev, prange, &migrate, &mfence,
scratch);
r = svm_migrate_copy_to_vram(adev, prange, &migrate, &mfence,
scratch);
migrate_vma_pages(&migrate);
svm_migrate_copy_done(adev, mfence);
migrate_vma_finalize(&migrate);
@ -663,8 +663,8 @@ svm_migrate_vma_to_ram(struct amdgpu_device *adev, struct svm_range *prange,
pr_debug("cpages %ld\n", migrate.cpages);
if (migrate.cpages) {
svm_migrate_copy_to_ram(adev, prange, &migrate, &mfence,
scratch);
r = svm_migrate_copy_to_ram(adev, prange, &migrate, &mfence,
scratch);
migrate_vma_pages(&migrate);
svm_migrate_copy_done(adev, mfence);
migrate_vma_finalize(&migrate);