[PATCH] drm/amdgpu: fix cleaning up reserved VMID on release

[Alex Deucher]

On Fri, Jan 13, 2023 at 11:35 AM Christian König
<ckoenig.leichtzumerken at gmail.com> wrote:
>
> We need to reset this or otherwise run into list corruption later on./

Drop the / above.
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

>
> Fixes: 16be3e9f6f03 ("drm/amdgpu: rework reserved VMID handling")
> Signed-off-by: Christian König <christian.koenig at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
> index 6481b43ffe25..a0545d51b6bd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
> @@ -499,6 +499,7 @@ void amdgpu_vmid_free_reserved(struct amdgpu_device *adev,
>             !--id_mgr->reserved_use_count) {
>                 /* give the reserved ID back to normal round robin */
>                 list_add(&id_mgr->reserved->list, &id_mgr->ids_lru);
> +               id_mgr->reserved = NULL;
>         }
>         vm->reserved_vmid[vmhub] = false;
>         mutex_unlock(&id_mgr->lock);
> --
> 2.34.1
>