lastdragon/linux-kernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Resguardo inicial

Browse Source
This commit is contained in:
lastdragon
2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
linux-7.2.3/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
+45
View File
@@ -0,0 +1,45 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event with function tracer
# requires: kprobe_events stack_trace_filter function:tracer
# prepare
echo nop > current_tracer
echo $FUNCTION_FORK > set_ftrace_filter
echo "p:testprobe $FUNCTION_FORK" > kprobe_events
# kprobe on / ftrace off
echo 1 > events/kprobes/testprobe/enable
echo > trace
( echo "forked")
grep testprobe trace
! grep "$FUNCTION_FORK <-" trace
# kprobe on / ftrace on
echo function > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
grep "$FUNCTION_FORK <-" trace
# kprobe off / ftrace on
echo 0 > events/kprobes/testprobe/enable
echo > trace
( echo "forked")
! grep testprobe trace
grep "$FUNCTION_FORK <-" trace
# kprobe on / ftrace on
echo 1 > events/kprobes/testprobe/enable
echo function > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
grep "$FUNCTION_FORK <-" trace
# kprobe on / ftrace off
echo nop > current_tracer
echo > trace
( echo "forked")
grep testprobe trace
! grep "$FUNCTION_FORK <-" trace