trace_printk.tc

 1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0
 3# description: Test trace_printk from module
 4
 5rmmod trace-printk ||:
 6if ! modprobe trace-printk ; then
 7  echo "No trace-printk sample module - please make CONFIG_SAMPLE_TRACE_PRINTK=m"
 8  exit_unresolved;
 9fi
10
11echo "Waiting for irq work"
12sleep 1
13
14grep -q ": This .* trace_bputs" trace
15grep -q ": This .* trace_puts" trace
16grep -q ": This .* trace_bprintk" trace
17grep -q ": This .* trace_printk" trace
18
19grep -q ": (irq) .* trace_bputs" trace
20grep -q ": (irq) .* trace_puts" trace
21grep -q ": (irq) .* trace_bprintk" trace
22grep -q ": (irq) .* trace_printk" trace
23
24grep -q "This is a %s that will use trace_bprintk" printk_formats
25grep -q "(irq) This is a static string that will use trace_bputs" printk_formats
26
27rmmod trace-printk ||: