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vt: Remove vc_panic_force_write

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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
This commit is contained in:
Daniel Vetter
2018-08-22 10:54:03 +02:00
parent 04cfcc7ab3
commit 8d7fc2994f
4 changed files with 5 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/tty/vt/vt.c
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@@ -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)