Commit b23bf1a4 authored by Jiri Slaby (SUSE)'s avatar Jiri Slaby (SUSE) Committed by Greg Kroah-Hartman
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tty: vt: remove unused consw::con_flush_scrollback() 



consw::con_flush_scrollback() is unused since commit 973c096f
(vgacon: remove software scrollback support). Drop it.

Signed-off-by: default avatar"Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Tested-by: Helge Deller <deller@gmx.de> # parisc STI console
Link: https://lore.kernel.org/r/20240122110401.7289-45-jirislaby@kernel.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f441aa3b

drivers/tty/vt/vt.c

+12 −15
Original line number Diff line number Diff line
@@ -888,22 +888,19 @@ static void flush_scrollback(struct vc_data *vc) 
	WARN_CONSOLE_UNLOCKED();



	set_origin(vc);

	if (vc->vc_sw->con_flush_scrollback) {

		vc->vc_sw->con_flush_scrollback(vc);

	} else if (con_is_visible(vc)) {

	if (!con_is_visible(vc))

		return;



	/*

		 * When no con_flush_scrollback method is provided then the

		 * legacy way for flushing the scrollback buffer is to use

		 * a side effect of the con_switch method. We do it only on

		 * the foreground console as background consoles have no

		 * scrollback buffers in that case and we obviously don't

		 * want to switch to them.

	 * The legacy way for flushing the scrollback buffer is to use a side

	 * effect of the con_switch method. We do it only on the foreground

	 * console as background consoles have no scrollback buffers in that

	 * case and we obviously don't want to switch to them.

	 */

	hide_cursor(vc);

	vc->vc_sw->con_switch(vc);

	set_cursor(vc);

}

}



/*

 *	Redrawing of screen

include/linux/console.h

+0 −4
Original line number Diff line number Diff line
@@ -96,10 +96,6 @@ struct consw { 
			enum vc_intensity intensity,

			bool blink, bool underline, bool reverse, bool italic);

	void	(*con_invert_region)(struct vc_data *vc, u16 *p, int count);

	/*

	 * Flush the video console driver's scrollback buffer

	 */

	void	(*con_flush_scrollback)(struct vc_data *vc);

	/*

	 * Prepare the console for the debugger.  This includes, but is not

	 * limited to, unblanking the console, loading an appropriate