[PATCH 1/3] drm/amdgpu: Adjust debugfs register access permissions

[Alex Deucher]

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Alex

On Wed, Oct 23, 2024 at 5:04 PM Alex Deucher <alexander.deucher at amd.com> wrote:
>
> Regular users shouldn't have read access.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> index 6e6092916d4e..e44a44405266 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> @@ -1654,7 +1654,7 @@ int amdgpu_debugfs_regs_init(struct amdgpu_device *adev)
>
>         for (i = 0; i < ARRAY_SIZE(debugfs_regs); i++) {
>                 ent = debugfs_create_file(debugfs_regs_names[i],
> -                                         S_IFREG | 0444, root,
> +                                         S_IFREG | 0400, root,
>                                           adev, debugfs_regs[i]);
>                 if (!i && !IS_ERR_OR_NULL(ent))
>                         i_size_write(ent->d_inode, adev->rmmio_size);
> --
> 2.46.2
>