http://elinux.org/upload/1/1b/Omap-serial_init.trace.txt Entry Duration Local Pid Trace
---------- ---------- ---------- ----- ----------------
11 -1 1 1 serial8250_init
24 2245 31 1 | printk
36 2214 1003 1 | | vprintk
49 123 24 1 | | | vscnprintf
61 99 70 1 | | | | vsnprintf
93 17 17 1 | | | | | number
134 12 12 1 | | | | | strnlen
184 12 12 1 | | | emit_log_char
208 11 11 1 | | | emit_log_char |
