tracing: Make trace_vbprintk support stm_log



Make trace_vbprintk support stm_log so that trace log via trace_vbprintk
can go to coresight sinks.

Change-Id: I993dc65fc8c28024edc84805fe220a960a326ab3
Signed-off-by: Mao Jinlong <jinlmao@codeaurora.org>

parent 6646fefe

kernel/trace/trace.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -2950,6 +2950,9 @@ int trace_vbprintk(unsigned long ip, const char *fmt, va_list args)

		memcpy(entry->buf, tbuffer, sizeof(u32) * len);
		if (!call_filter_check_discard(call, entry, buffer, event)) {
		len = vscnprintf(tbuffer, TRACE_BUF_SIZE, fmt, args);
		stm_log(OST_ENTITY_TRACE_PRINTK, tbuffer, len+1);

		__buffer_unlock_commit(buffer, event);
		ftrace_trace_stack(tr, buffer, flags, 6, pc, NULL);
		}