Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/video/fbdev/core/fbcon.c fbcon_clear() -> __fbcon_clear()

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_num 0-62
PARAM_VALUE 0 vc->vc_par 4096-ptr_max
PARAM_VALUE 0 vc->vc_priv 0
PARAM_VALUE 0 vc->vc_state 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 3 height 1
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
CAPPED_DATA 4 width 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 2 sx $2
DATA_SOURCE 4 width $3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
NO_OVERFLOW_SIMPLE 1 sy
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/video/fbdev/core/fbcon.c fbcon_generic_blank() -> __fbcon_clear()

Type Parameter Key Value
PARAM_VALUE 0 vc 4096-ptr_max
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_video_erase_char 0-511
PARAM_VALUE 1 sy 0
PARAM_VALUE 2 sx 0
CAPPED_DATA 0 vc 1
DATA_SOURCE 0 vc $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 height unit_byte
UNITS 4 width unit_byte
LOCK2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 1 sy 0-4294967294
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 1 sy 0-4294967294
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 1 sy 0-4294967294
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 1 sy 0-4294967294
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 1 sy unit_byte
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem

drivers/video/fbdev/core/fbcon.c fbcon_scroll() -> __fbcon_clear()

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->vc_bell_duration 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_size_row 0-4294967295
PARAM_VALUE 0 vc->vc_display_fg->vc_state 0-4294967295
PARAM_VALUE 0 vc->vc_mode 0
PARAM_VALUE 0 vc->vc_sw 4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_cursor 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_sw->con_putc 0,4096-ptr_max
PARAM_VALUE 0 vc->vc_uni_lines 0,4096-ptr_max
PARAM_VALUE 0 *vc->vc_display_fg 4096-ptr_max
PARAM_VALUE 0 *vc->vc_par 0-4294967295
PARAM_VALUE 1 sy 0-4294967294
PARAM_VALUE 2 sx 0
BUF_SIZE 0 vc s32min-(-1),1-s32max
BUF_SIZE 0 vc s32min-(-1),1-s32max
CAPPED_DATA 0 vc 1
CAPPED_DATA 0 vc->vc_rows 1
CAPPED_DATA 1 sy 1
CAPPED_DATA 3 height 1
DATA_SOURCE 0 vc $0
DATA_SOURCE 1 sy $1
DATA_SOURCE 3 height $4 [m]
PARAM_COMPARE 3 height <= $0->vc_rows
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
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
UNITS 3 height unit_byte
UNITS 4 width unit_byte
USER_PTR 0 vc->vc_pos
HALF_LOCKED2 global &console_sem