It was only used by the panic support in fbcon, which is now gone.
Remove this now dead code too.
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: Kees Cook <keesc...@chromium.org>
Cc: Joe Perches <j...@perches.com>
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
Cc: Meng Xu <mengxu.gat...@gmail.com>
Cc: Nicolas Pitre <nicolas.pi...@linaro.org>
Cc: Thomas Meyer <tho...@m3y3r.de>
Cc: Mike Frysinger <vap...@chromium.org>
Cc: Bartlomiej Zolnierkiewicz <b.zolnier...@samsung.com>
Cc: Hans de Goede <hdego...@redhat.com>
Cc: Thierry Reding <tred...@nvidia.com>
Cc: David Lechner <da...@lechnology.com>
Cc: Philippe Ombredanne <pombreda...@nexb.com>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Kate Stewart <kstew...@linuxfoundation.org>
Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
---
drivers/tty/vt/vt.c | 12 ++++--------
drivers/video/fbdev/core/fbcon.c | 3 +--
include/linux/console_struct.h | 1 -
include/linux/vt_kern.h | 7 -------
4 files changed, 5 insertions(+), 18 deletions(-)
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 15eb6c829d39..6d41b14e4fc7 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -700,9 +700,7 @@ 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);
@@ -742,7 +740,6 @@ 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)
@@ -2576,7 +2573,7 @@ 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 */
@@ -3894,8 +3891,7 @@ 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) {
@@ -3904,7 +3900,7 @@ 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)
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index 2b5bb52b1798..4541bc17573e 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -284,8 +284,7 @@ static inline int fbcon_is_inactive(struct vc_data *vc,
struct fb_info *info)
struct fbcon_ops *ops = info->fbcon_par;
return (info->state != FBINFO_STATE_RUNNING ||
- vc->vc_mode != KD_TEXT || ops->graphics) &&
- !vt_force_oops_output(vc);
+ vc->vc_mode != KD_TEXT || ops->graphics);
}
static int get_color(struct vc_data *vc, struct fb_info *info,
diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h
index c0ec478ea5bf..c96e7f5f7c77 100644
--- a/include/linux/console_struct.h
+++ b/include/linux/console_struct.h
@@ -140,7 +140,6 @@ struct vc_data {
struct vc_data **vc_display_fg; /* [!] Ptr to var holding fg
console for this display */
struct uni_pagedir *vc_uni_pagedir;
struct uni_pagedir **vc_uni_pagedir_loc; /* [!] Location of uni_pagedir
variable for this console */
- bool vc_panic_force_write; /* when oops/panic this VC can accept forced
output/blanking */
/* additional information is in vt_kern.h */
};
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index 3fd07912909c..8dc77e40bc03 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -135,13 +135,6 @@ extern int do_unbind_con_driver(const struct consw *csw,
int first, int last,
int deflt);
int vty_init(const struct file_operations *console_fops);
-static inline bool vt_force_oops_output(struct vc_data *vc)
-{
- if (oops_in_progress && vc->vc_panic_force_write && panic_timeout >= 0)
- return true;
- return false;
-}
-
extern char vt_dont_switch;
extern int default_utf8;
extern int global_cursor_default;
--
2.18.0
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