frame_tail
struct frame_tail __user *fp;
static struct frame_tail __user *
user_backtrace(struct frame_tail __user *tail,
struct frame_tail buftail;
struct frame_tail __user *tail;
tail = (struct frame_tail __user *)regs->ARM_fp - 1;
struct frame_tail __user *fp;
static struct frame_tail __user *
unwind_user_frame(struct frame_tail __user *tail, void *cookie,
struct frame_tail buftail;
struct frame_tail __user *tail;
tail = (struct frame_tail __user *)regs->regs[29];
tx->frame_tail = tx->frame_first;
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
buffer_info = &tx->buffer_info[tx->frame_tail];
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
buffer_info = &tx->buffer_info[tx->frame_tail];
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
buffer_info = &tx->buffer_info[tx->frame_tail];
while (desc_index != tx->frame_tail) {
tx->frame_tail = 0;
tx->frame_last = tx->frame_tail;
tx_descriptor = &tx->ring_cpu_ptr[tx->frame_tail];
tx->frame_tail = lan743x_tx_next_index(tx, tx->frame_tail);
tx->last_tail = tx->frame_tail;
tx_tail_flags | tx->frame_tail);
u32 frame_tail;