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vgacon: comment on vga_rolled_over

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Long time ago, I figured out what this number is good for and documented
that locally. But never submitted, so do it now.

Cc: dri-devel@lists.freedesktop.org
Cc: linux-fbdev@vger.kernel.org
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-4-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-03-02 07:21:34 +01:00 committed by Greg Kroah-Hartman
parent 00025161b2
commit 5a3c96e964
1 changed files with 1 additions and 1 deletions
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2
drivers/video/console/vgacon.c
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@ -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;