Hey Gustavo,

On Thu, 3 Jan 2019 at 17:25, Gustavo A. R. Silva <gust...@embeddedor.com> wrote:
>
> Fix boolean expressions by using logical AND operator '&&'
> instead of bitwise operator '&'.
>
> This issue was detected with the help of Coccinelle.
>
> Fixes: 9a4b7d4c769e ("drm/amdgpu: Add vm context module param")
> Cc: sta...@vger.kernel.org
> Reviewed-by: Felix Kuehling <felix.kuehl...@amd.com>
> Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
> ---
> Changes in v2:
>  - Update Fixes tag.
>

This just fixes a user warning that would be wrongly reported, but
doesn't fix any other issue.

Why stable?

Thanks,
Eze

>  drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index e73d152659a2..4cc0d1079935 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -3006,7 +3006,7 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct 
> amdgpu_vm *vm,
>         }
>         DRM_DEBUG_DRIVER("VM update mode is %s\n",
>                          vm->use_cpu_for_update ? "CPU" : "SDMA");
> -       WARN_ONCE((vm->use_cpu_for_update & 
> !amdgpu_gmc_vram_full_visible(&adev->gmc)),
> +       WARN_ONCE((vm->use_cpu_for_update && 
> !amdgpu_gmc_vram_full_visible(&adev->gmc)),
>                   "CPU update of VM recommended only for large BAR system\n");
>         vm->last_update = NULL;
>
> @@ -3136,7 +3136,7 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, 
> struct amdgpu_vm *vm, uns
>         vm->pte_support_ats = pte_support_ats;
>         DRM_DEBUG_DRIVER("VM update mode is %s\n",
>                          vm->use_cpu_for_update ? "CPU" : "SDMA");
> -       WARN_ONCE((vm->use_cpu_for_update & 
> !amdgpu_gmc_vram_full_visible(&adev->gmc)),
> +       WARN_ONCE((vm->use_cpu_for_update && 
> !amdgpu_gmc_vram_full_visible(&adev->gmc)),
>                   "CPU update of VM recommended only for large BAR system\n");
>
>         if (vm->pasid) {
> --
> 2.20.1
>


-- 
Ezequiel GarcĂ­a, VanguardiaSur
www.vanguardiasur.com.ar
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