Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/tty/n_tty.c copy_from_read_buf() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
PARAM_VALUE 1 i 0-4095
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
RX_PATH
TASK_NOT_RUNNING
LOCK2 &tty->ldisc_sem
HALF_LOCKED2 &ldata->atomic_read_lock
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &tty->termios_rwsem
TYPE_LOCK (struct tty_struct)->ldisc_sem

drivers/tty/n_tty.c n_tty_receive_buf_real_raw() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
PARAM_VALUE 1 i 0-4095
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
LOCK2 _T->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock

drivers/tty/n_tty.c n_tty_receive_buf_real_raw() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
PARAM_VALUE 1 i 0-4095
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
LOCK2 _T->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock

drivers/tty/n_tty.c n_tty_receive_buf_real_raw() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
PARAM_VALUE 1 i 0-4095
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
LOCK2 _T->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock

drivers/tty/n_tty.c put_tty_queue() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
DATA_SOURCE 0 ldata $1
LOCK2 _T->lock
HALF_LOCKED2 &tty->ldisc_sem
HALF_LOCKED2 &tty->port->buf.lock

drivers/tty/n_tty.c tty_copy() -> read_buf_addr()

Type Parameter Key Value
PARAM_VALUE 0 ldata 4096-ptr_max
PARAM_VALUE 1 i 0-4095
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
BUF_SIZE 0 ldata 16,120,192,376,480,512,520,1552,4648,9144
DATA_SOURCE 1 i $2
RX_PATH
TASK_NOT_RUNNING
LOCK2 &tty->ldisc_sem
HALF_LOCKED2 &ldata->atomic_read_lock
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &tty->termios_rwsem
TYPE_LOCK (struct tty_struct)->ldisc_sem