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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

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

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_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 complement_pos() -> con_should_update()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 vc unit_byte
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &console_sem

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

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 vc unit_byte
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &console_sem

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

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->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_num
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_num 1-62[c]
USER_DATA 0 vc->vc_pos 0-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
NO_OVERFLOW_SIMPLE 0 vc->vc_top
UNITS 0 vc unit_byte
LOCK2 global &console_sem

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

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
CAPPED_DATA 0 vc->vc_num 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
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 csi_X() -> con_should_update()

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
CAPPED_DATA 0 vc->vc_num 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
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 delete_char() -> con_should_update()

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
CAPPED_DATA 0 vc->vc_num 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->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 hide_softcursor() -> con_should_update()

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
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 4096-18446744073709547520[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]
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 &printing_lock
HALF_LOCKED2 global &console_sem

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

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
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_num 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->state.y
UNITS 0 vc unit_byte
USER_PTR 0 vc->vc_pos
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 invert_screen() -> con_should_update()

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
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_pos 0-u64max
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
NO_OVERFLOW_SIMPLE 0 vc->state.y
UNITS 0 vc unit_byte
HALF_LOCKED2 _T->lock
HALF_LOCKED2 global &console_sem

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

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
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_num 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_pos 0-u64max[c]
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
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 update_region() -> con_should_update()

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_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 vc_con_write_normal() -> con_should_update()

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
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_num 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 vc->vc_pos 4096-18446744073709547520
USER_DATA 0 vc->vc_utf_char s32min-s32max[c]
USER_DATA 0 *vc->vc_pos 0-u16max[u]
NO_OVERFLOW_SIMPLE 0 vc->saved_state.y
UNITS 0 vc unit_byte
USER_PTR 0 vc->vc_pos
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