This is a note to let you know that I've just added the patch titled
drm/amdkfd: Fix an inappropriate error handling in allloc memory of gpu
to the 5.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amdkfd-fix-an-inappropriate-error-handling-in-al.patch
and it can be found in the queue-5.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 682af58256354a79643d474b58095b319495a0ac
Author: Lang Yu <lang.yu@xxxxxxx>
Date: Mon Oct 11 13:57:25 2021 +0800
drm/amdkfd: Fix an inappropriate error handling in allloc memory of gpu
[ Upstream commit 5aeeac6fa38fca450faed9770f75b1470c0e2073 ]
We should unreference a gem object instead of an amdgpu bo here.
Fixes: fd9a9f8801de ("drm/amdgpu: Use GEM obj reference for KFD BOs")
Signed-off-by: Lang Yu <lang.yu@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index b18c0697356c1..05a3c021738a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1490,7 +1490,7 @@ allocate_init_user_pages_failed:
remove_kgd_mem_from_kfd_bo_list(*mem, avm->process_info);
drm_vma_node_revoke(&gobj->vma_node, drm_priv);
err_node_allow:
- amdgpu_bo_unref(&bo);
+ drm_gem_object_put(gobj);
/* Don't unreserve system mem limit twice */
goto err_reserve_limit;
err_bo_create:
