Re: [PATCH] drm/vram-helper: remove unneeded #if defined/endif guards.

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On Mon, Mar 23, 2020 at 02:28:02PM +0300, Wambui Karuga wrote:
> Remove unneeded #if/#endif guards for checking whether the
> CONFIG_DEBUG_FS option is set or not. If the option is not set, the
> compiler optimizes the functions making the guards
> unnecessary.
> 
> Signed-off-by: Wambui Karuga <wambui.karugax@xxxxxxxxx>
> ---
>  drivers/gpu/drm/drm_gem_vram_helper.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index 76506bedac11..b3201a70cbfc 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -1018,7 +1018,6 @@ static struct ttm_bo_driver bo_driver = {
>   * struct drm_vram_mm
>   */
>  
> -#if defined(CONFIG_DEBUG_FS)
>  static int drm_vram_mm_debugfs(struct seq_file *m, void *data)
>  {
>  	struct drm_info_node *node = (struct drm_info_node *) m->private;
> @@ -1035,7 +1034,6 @@ static int drm_vram_mm_debugfs(struct seq_file *m, void *data)
>  static const struct drm_info_list drm_vram_mm_debugfs_list[] = {
>  	{ "vram-mm", drm_vram_mm_debugfs, 0, NULL },
>  };
> -#endif
>  
>  /**
>   * drm_vram_mm_debugfs_init() - Register VRAM MM debugfs file.
> @@ -1045,11 +1043,9 @@ static const struct drm_info_list drm_vram_mm_debugfs_list[] = {
>   */
>  void drm_vram_mm_debugfs_init(struct drm_minor *minor)
>  {
> -#if defined(CONFIG_DEBUG_FS)
>  	drm_debugfs_create_files(drm_vram_mm_debugfs_list,
>  				 ARRAY_SIZE(drm_vram_mm_debugfs_list),
>  				 minor->debugfs_root, minor);
> -#endif
>  }
>  EXPORT_SYMBOL(drm_vram_mm_debugfs_init);
>  
> -- 
> 2.25.1

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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