test.d/event/trace_printk.tc

0001 #!/bin/sh
0002 # SPDX-License-Identifier: GPL-2.0
0003 # description: Test trace_printk from module
0004
0005 rmmod trace-printk ||:
0006 if ! modprobe trace-printk ; then
0007   echo "No trace-printk sample module - please make CONFIG_SAMPLE_TRACE_PRINTK=m"
0008   exit_unresolved;
0009 fi
0010
0011 echo "Waiting for irq work"
0012 sleep 1
0013
0014 grep -q ": This .* trace_bputs" trace
0015 grep -q ": This .* trace_puts" trace
0016 grep -q ": This .* trace_bprintk" trace
0017 grep -q ": This .* trace_printk" trace
0018
0019 grep -q ": (irq) .* trace_bputs" trace
0020 grep -q ": (irq) .* trace_puts" trace
0021 grep -q ": (irq) .* trace_bprintk" trace
0022 grep -q ": (irq) .* trace_printk" trace
0023
0024 grep -q "This is a %s that will use trace_bprintk" printk_formats
0025 grep -q "(irq) This is a static string that will use trace_bputs" printk_formats
0026
0027 rmmod trace-printk ||: