From 8d7fc2994f4d1f431e280c9e21a139c18dc435ec Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 22 Aug 2018 10:54:03 +0200
Subject: vt: Remove vc_panic_force_write

It was only used by the panic support in fbcon, which is now gone.
Remove this now dead code too.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Kees Cook <keescook@chromium.org>
Cc: Joe Perches <joe@perches.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Meng Xu <mengxu.gatech@gmail.com>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Thomas Meyer <thomas@m3y3r.de>
Cc: Mike Frysinger <vapier@chromium.org>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Thierry Reding <treding@nvidia.com>
Cc: David Lechner <david@lechnology.com>
Cc: Philippe Ombredanne <pombredanne@nexb.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Kate Stewart <kstewart@linuxfoundation.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180822085405.10787-2-daniel.vetter@ffwll.ch
---
 drivers/tty/vt/vt.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

(limited to 'drivers/tty/vt')

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 5f1183b0b89d..55370e651db3 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -1004,9 +1004,7 @@ void redraw_screen(struct vc_data *vc, int is_switch)
 			clear_buffer_attributes(vc);
 		}
 
-		/* Forcibly update if we're panicing */
-		if ((update && vc->vc_mode != KD_GRAPHICS) ||
-		    vt_force_oops_output(vc))
+		if (update && vc->vc_mode != KD_GRAPHICS)
 			do_update_region(vc, vc->vc_origin, vc->vc_screenbuf_size / 2);
 	}
 	set_cursor(vc);
@@ -1046,7 +1044,6 @@ static void visual_init(struct vc_data *vc, int num, int init)
 	vc->vc_hi_font_mask = 0;
 	vc->vc_complement_mask = 0;
 	vc->vc_can_do_color = 0;
-	vc->vc_panic_force_write = false;
 	vc->vc_cur_blink_ms = DEFAULT_CURSOR_BLINK_MS;
 	vc->vc_sw->con_init(vc, init);
 	if (!vc->vc_complement_mask)
@@ -2911,7 +2908,7 @@ static void vt_console_print(struct console *co, const char *b, unsigned count)
 		goto quit;
 	}
 
-	if (vc->vc_mode != KD_TEXT && !vt_force_oops_output(vc))
+	if (vc->vc_mode != KD_TEXT)
 		goto quit;
 
 	/* undraw cursor first */
@@ -4229,8 +4226,7 @@ void do_unblank_screen(int leaving_gfx)
 		return;
 	}
 	vc = vc_cons[fg_console].d;
-	/* Try to unblank in oops case too */
-	if (vc->vc_mode != KD_TEXT && !vt_force_oops_output(vc))
+	if (vc->vc_mode != KD_TEXT)
 		return; /* but leave console_blanked != 0 */
 
 	if (blankinterval) {
@@ -4239,7 +4235,7 @@ void do_unblank_screen(int leaving_gfx)
 	}
 
 	console_blanked = 0;
-	if (vc->vc_sw->con_blank(vc, 0, leaving_gfx) || vt_force_oops_output(vc))
+	if (vc->vc_sw->con_blank(vc, 0, leaving_gfx))
 		/* Low-level driver cannot restore -> do it ourselves */
 		update_screen(vc);
 	if (console_blank_hook)
-- 
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