linux-kernel - Re: [PATCH] drm: ttm: virtio-gpu: dma-buf: Constify ttm

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Date:   Mon, 03 Jul 2017 11:48:01 +0200
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>, airlied@...ux.ie
Cc:     dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm: ttm: virtio-gpu: dma-buf: Constify ttm_place
 structures.

On Sun, 2017-07-02 at 13:11 +0530, Arvind Yadav wrote:
> ttm_place are not supposed to change at runtime. All functions
> working with ttm_place provided by <drm/ttm/ttm_placement.h> work
> with const ttm_place. So mark the non-const structs as const.
> 
> File size before:
>    text	   data	    bss	    dec	    hex	
> filename
>    2315	    184	      0	   2499	    9c3
> drivers/gpu/drm/virtio/virtgpu_ttm.o
> 
> File size After adding 'const':
>    text	   data	    bss	    dec	    hex	
> filename
>    2347	    152	      0	   2499	    9c3
> drivers/gpu/drm/virtio/virtgpu_ttm.o
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>

pushed to drm-misc-next (qxl patch too).

cheers,
  Gerd