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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 <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Joe Perches <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Meng Xu <[email protected]>
Cc: Nicolas Pitre <[email protected]>
Cc: Thomas Meyer <[email protected]>
Cc: Mike Frysinger <[email protected]>
Cc: Bartlomiej Zolnierkiewicz <[email protected]>
Cc: Hans de Goede <[email protected]>
Cc: Thierry Reding <[email protected]>
Cc: David Lechner <[email protected]>
Cc: Philippe Ombredanne <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Kate Stewart <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
This commit is contained in:
Daniel Vetter 2018-08-22 10:54:03 +02:00
commit 8d7fc2994f
4 changed files with 5 additions and 18 deletions
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12
drivers/tty/vt/vt.c
View file

@ -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)