tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc

Source file repositories/reference/linux-study-clean/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc
Extension
.tc
Size
832 bytes
Lines
34
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - add/remove kprobe events
# requires: dynamic_events "place: [<module>:]<symbol>":README "place (kretprobe): [<module>:]<symbol>":README

echo 0 > events/enable
echo > dynamic_events

PLACE=$FUNCTION_FORK

echo "p:myevent1 $PLACE" >> dynamic_events
echo "r:myevent2 $PLACE" >> dynamic_events

grep -q myevent1 dynamic_events
grep -q myevent2 dynamic_events
test -d events/kprobes/myevent1
test -d events/kprobes/myevent2

echo "-:myevent2" >> dynamic_events

grep -q myevent1 dynamic_events
! grep -q myevent2 dynamic_events

echo > dynamic_events

if grep -q "p\[:\[<group>/]\[<event>]]" README; then
	echo "p:mygroup/ $PLACE" >> dynamic_events
	test -d events/mygroup
	echo "-:mygroup/" >> dynamic_events
	! test -d events/mygroup
fi

clear_trace

Annotation

Implementation Notes