head_page         589 kernel/trace/trace.c 			if (!head_page(data))
head_page         608 kernel/trace/trace.c 			if (!head_page(data))
head_page         660 kernel/trace/trace.c 	data->trace_head = data->trace_tail = head_page(data);
head_page        1115 kernel/trace/trace.c 		if (!head_page(tr->data[cpu]))
head_page        1367 kernel/trace/trace.c 		if (head_page(tr->data[cpu])) {
head_page        1805 kernel/trace/trace.c 		if (head_page(data) && data->trace_idx &&
head_page        2608 kernel/trace/trace.c 		if (!head_page(data) || !data->trace_idx)
head_page         311 kernel/trace/trace.h extern void *head_page(struct trace_array_cpu *data);
head_page         237 kernel/trace/trace_irqsoff.c 	if (unlikely(!data) || unlikely(!head_page(data)) ||
head_page          32 kernel/trace/trace_selftest.c 	if (head_page(data) != entries)
head_page          39 kernel/trace/trace_selftest.c 	entries = head_page(data);
head_page          93 kernel/trace/trace_selftest.c 		if (!head_page(tr->data[cpu]))