linux-kernel - Re: [PATCH] drm/sun4i : constify drm_plane_helper

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Message-ID: <20170703212943.g2i2c2x5w5jwva4c@flea>
Date:   Mon, 3 Jul 2017 23:29:43 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>
Cc:     airlied@...ux.ie, wens@...e.org, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/sun4i : constify drm_plane_helper_funcs

On Mon, Jul 03, 2017 at 09:35:20PM +0530, Arvind Yadav wrote:
> drm_plane_helper_funcs are not supposed to change at runtime.
> All functions working with drm_plane_helper_funcs provided by
> <drm/drm_plane_helper.h> work with const drm_plane_helper_funcs.
> So mark the non-const structs as const.
> 
> File size before:
>    text	   data	    bss	    dec	    hex	filename
>     981	     40	      0	   1021	    3fd drivers/gpu/drm/sun4i/sun4i_layer.o
> 
> File size After adding 'const':
>    text	   data	    bss	    dec	    hex	filename
>    1021	      0	      0	   1021	    3fd drivers/gpu/drm/sun4i/sun4i_layer.o
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>

Queued for 4.14, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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