* [PATCH 1/1] drm/amdgpu: Reserve shared fence for eviction fence
@ 2019-05-06 20:23 Kuehling, Felix
[not found] ` <20190506202331.7456-1-Felix.Kuehling-5C7GfCeVMHo@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Kuehling, Felix @ 2019-05-06 20:23 UTC (permalink / raw)
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Kuehling, Felix
Need to reserve space for the shared eviction fence when initializing
a KFD VM.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 20cf8e1e7445..e1cae4a37113 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -875,6 +875,9 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
AMDGPU_FENCE_OWNER_KFD, false);
if (ret)
goto wait_pd_fail;
+ ret = reservation_object_reserve_shared(vm->root.base.bo->tbo.resv, 1);
+ if (ret)
+ goto reserve_shared_fail;
amdgpu_bo_fence(vm->root.base.bo,
&vm->process_info->eviction_fence->base, true);
amdgpu_bo_unreserve(vm->root.base.bo);
@@ -888,6 +891,7 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
return 0;
+reserve_shared_fail:
wait_pd_fail:
validate_pd_fail:
amdgpu_bo_unreserve(vm->root.base.bo);
--
2.17.1
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/1] drm/amdgpu: Reserve shared fence for eviction fence
[not found] ` <20190506202331.7456-1-Felix.Kuehling-5C7GfCeVMHo@public.gmane.org>
@ 2019-05-07 17:54 ` Kasiviswanathan, Harish
0 siblings, 0 replies; 2+ messages in thread
From: Kasiviswanathan, Harish @ 2019-05-07 17:54 UTC (permalink / raw)
To: Kuehling, Felix, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
On 2019-05-06 4:23 p.m., Kuehling, Felix wrote:
> [CAUTION: External Email]
>
> Need to reserve space for the shared eviction fence when initializing
> a KFD VM.
>
> Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index 20cf8e1e7445..e1cae4a37113 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -875,6 +875,9 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
> AMDGPU_FENCE_OWNER_KFD, false);
> if (ret)
> goto wait_pd_fail;
> + ret = reservation_object_reserve_shared(vm->root.base.bo->tbo.resv, 1);
> + if (ret)
> + goto reserve_shared_fail;
> amdgpu_bo_fence(vm->root.base.bo,
> &vm->process_info->eviction_fence->base, true);
> amdgpu_bo_unreserve(vm->root.base.bo);
> @@ -888,6 +891,7 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info,
>
> return 0;
>
> +reserve_shared_fail:
> wait_pd_fail:
> validate_pd_fail:
> amdgpu_bo_unreserve(vm->root.base.bo);
> --
> 2.17.1
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
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amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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2019-05-06 20:23 [PATCH 1/1] drm/amdgpu: Reserve shared fence for eviction fence Kuehling, Felix
[not found] ` <20190506202331.7456-1-Felix.Kuehling-5C7GfCeVMHo@public.gmane.org>
2019-05-07 17:54 ` Kasiviswanathan, Harish
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