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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

drivers/video/fbdev/core/fbcon.c fb_flashcursor() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 1-u64max
LOCK2 global &console_sem
HALF_LOCKED2 &pool->lock

drivers/video/fbdev/core/fbcon.c fbcon_deinit() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_num 1-62[c]
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_do_set_font() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-2),1-s32max
BUF_SIZE 0 vc s32min-(-2),1-s32max
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_font.charcount 1
CAPPED_DATA 0 vc->vc_font.height 1
CAPPED_DATA 0 vc->vc_font.width 1
DATA_SOURCE 0 vc $0
BIT_INFO 0 vc->vc_font.charcount 0x0,0x300
NOSPEC 0 vc->vc_font.height
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
LOCK2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_fb_blanked() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &console_sem
HALF_LOCKED2 &info->lock
HALF_LOCKED2 &of->mutex

drivers/video/fbdev/core/fbcon.c fbcon_init() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
PARAM_VALUE 0 vc->vc_display_fg 3273774230749237248
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc 8
BUF_SIZE 0 vc->vc_display_fg 8
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_num 1
DATA_SOURCE 0 vc $0
BIT_INFO 0 vc->vc_hi_font_mask 0x0,0x100
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_num 1-62[c]
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_modechanged() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &console_sem
HALF_LOCKED2 &of->mutex

drivers/video/fbdev/core/fbcon.c fbcon_prepare_logo() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_num 1-62[c]
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_resize() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_scan_lines 1-u16max
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_resumed() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &console_sem
HALF_LOCKED2 &dev->clientlist_mutex
HALF_LOCKED2 &info->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &par->open_lock
HALF_LOCKED2 global &viafb_pm_hooks_lock

drivers/video/fbdev/core/fbcon.c fbcon_set_all_vcs() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &console_sem
HALF_LOCKED2 &of->mutex

drivers/video/fbdev/core/fbcon.c fbcon_set_disp() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
PARAM_VALUE 0 vc->vc_display_fg 4096-ptr_max
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
CAPPED_DATA 0 vc 1
BIT_INFO 0 vc->vc_hi_font_mask 0x0,0x100
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &info->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_set_palette() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
BUF_SIZE 0 vc->vc_saved_uni_lines (-1),1-s32max
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_cols
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_bottom 1-s16max
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_cols 1-s16max[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 4096-u64max
USER_DATA 0 vc->vc_rows 1-s16max
USER_DATA 0 vc->vc_scan_lines 1-u16max
USER_DATA 0 vc->vc_size_row 2-65534[c]
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_suspended() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &console_sem
HALF_LOCKED2 &dev->clientlist_mutex
HALF_LOCKED2 &info->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &par->open_lock
HALF_LOCKED2 global &viafb_pm_hooks_lock

drivers/video/console/vgacon.c vgacon_adjust_height() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
LOCK2 global &console_sem

drivers/video/console/vgacon.c vgacon_deinit() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc (-1),1520
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_num 1-62[c]
HALF_LOCKED2 global &console_sem

drivers/video/console/vgacon.c vgacon_resize() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_scan_lines 1-u16max
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
HALF_LOCKED2 global &console_sem

drivers/video/console/vgacon.c vgacon_set_palette() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_cols
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_bottom 1-s16max
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_cols 1-s16max[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 4096-u64max
USER_DATA 0 vc->vc_rows 1-s16max
USER_DATA 0 vc->vc_scan_lines 1-u16max
USER_DATA 0 vc->vc_size_row 2-65534[c]
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c con_scroll() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_pos 4096-u64max
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
UNITS 0 vc unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c con_should_update() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
BUF_SIZE 0 vc->vc_saved_uni_lines (-1),1-s32max
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
BUF_SIZE 0 vc->vc_translate (-1),512
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_cols
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_bottom 1-s16max
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_cols 1-s16max[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 0-u64max
USER_DATA 0 vc->vc_rows 1-s16max
USER_DATA 0 vc->vc_scan_lines 1-u16max
USER_DATA 0 vc->vc_size_row 2-65534[c]
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
UNITS 0 vc unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c do_bind_con_driver() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c flush_scrollback() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
PARAM_VALUE 0 vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
BUF_SIZE 0 vc s32min-(-2),1-s32max
BUF_SIZE 0 vc s32min-(-2),1-s32max
BUF_SIZE 0 vc->vc_saved_uni_lines (-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_num 1
CAPPED_DATA 0 *vc->vc_display_fg 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
UNITS 0 vc unit_byte
LOCK2 global &console_sem
HALF_LOCKED2 &tty->atomic_write_lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->legacy_mutex
HALF_LOCKED2 &tty->port->buf.lock
HALF_LOCKED2 &tty->termios_rwsem
HALF_LOCKED2 _T->lock

drivers/tty/vt/vt.c redraw_screen() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 1-u64max
DATA_SOURCE 0 vc $0
RX_PATH
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
LOCK2 global &console_sem

drivers/tty/vt/vt.c redraw_screen() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
CAPPED_DATA 0 vc 1
RX_PATH
LOCK2 global &console_sem

drivers/tty/vt/vt.c set_origin() -> con_is_visible()

Type Parameter Key Value
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
BUF_SIZE 0 vc->vc_saved_uni_lines (-1),1-s32max
BUF_SIZE 0 vc->vc_screenbuf (-1)-s32max
DATA_SOURCE 0 vc $0
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_cols
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_bottom 1-s16max
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_cols 1-s16max[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 0-u64max
USER_DATA 0 vc->vc_rows 1-s16max
USER_DATA 0 vc->vc_scan_lines 1-u16max
USER_DATA 0 vc->vc_size_row 2-65534[c]
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
NO_OVERFLOW_SIMPLE 0 vc->state.y
NO_OVERFLOW_SIMPLE 0 vc->vc_top
UNITS 0 vc unit_byte
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c vc_do_resize() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
PARAM_VALUE 0 vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc->port.ops (-1),40
BUF_SIZE 0 vc->uni_pagedict_loc (-1),8
BUF_SIZE 0 vc->vc_display_fg (-1),8
BUF_SIZE 0 vc->vc_font.data (-1),256-524288
BUF_SIZE 0 vc->vc_screenbuf 0-u32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_cols 1
CAPPED_DATA 0 *vc->vc_display_fg 1
DATA_SOURCE 0 vc $1
BIT_INFO 0 vc->vc_size_row 0x0,0xfffffffe
NOSPEC 0 vc->vc_cell_height
NOSPEC 0 vc->vc_cols
NOSPEC 0 vc->vc_font.height
NOSPEC 0 vc->vc_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_bottom 1-s16max
USER_DATA 0 vc->vc_cell_height 1-32[c]
USER_DATA 0 vc->vc_cols 1-s16max[c]
USER_DATA 0 vc->vc_font.height 2-128[c]
USER_DATA 0 vc->vc_font.width 1-64[c]
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 0-u64max[c]
USER_DATA 0 vc->vc_rows 1-s16max
USER_DATA 0 vc->vc_scan_lines 1-u16max
USER_DATA 0 vc->vc_size_row 2-65534[c]
UNITS 0 vc unit_byte
HALF_LOCKED2 global &console_sem

drivers/tty/vt/vt.c vt_console_print() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
CAPPED_DATA 0 vc 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &printing_lock
HALF_LOCKED2 flags

drivers/tty/vt/vt.c vt_console_print() -> con_is_visible()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
CAPPED_DATA 0 vc 1
RX_PATH
TASK_NOT_RUNNING
LOCK2 &printing_lock
HALF_LOCKED2 flags