linux-kernel - Re: [PATCH 04/44] vgacon: comment on vga_rolled_over

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Message-ID: <YEoWPoXq0Ob5+2yS@phenom.ffwll.local>
Date:   Thu, 11 Mar 2021 14:08:14 +0100
From:   Daniel Vetter <daniel@...ll.ch>
To:     Jiri Slaby <jslaby@...e.cz>
Cc:     gregkh@...uxfoundation.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
        linux-fbdev@...r.kernel.org
Subject: Re: [PATCH 04/44] vgacon: comment on vga_rolled_over

On Tue, Mar 02, 2021 at 07:21:34AM +0100, Jiri Slaby wrote:
> Long time ago, I figured out what this number is good for and documented
> that locally. But never submitted, so do it now.
> 
> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-fbdev@...r.kernel.org

I think Greg volunteered to take care of these ... Also my brain is toast
and I'm not even close to ready to grok vc code to review this properly
:-/

Cheers, Daniel
> ---
>  drivers/video/console/vgacon.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
> index 962c12be9774..0d26e821e73b 100644
> --- a/drivers/video/console/vgacon.c
> +++ b/drivers/video/console/vgacon.c
> @@ -96,7 +96,7 @@ static bool 		vga_is_gfx;
>  static bool 		vga_512_chars;
>  static int 		vga_video_font_height;
>  static int 		vga_scan_lines		__read_mostly;
> -static unsigned int 	vga_rolled_over;
> +static unsigned int 	vga_rolled_over; /* last vc_origin offset before wrap */
>  
>  static bool vgacon_text_mode_force;
>  static bool vga_hardscroll_enabled;
> -- 
> 2.30.1
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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