21 lines
599 B
Bash
21 lines
599 B
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: Kretprobe dynamic event with arguments
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[ -f kprobe_events ] || exit_unsupported # this is configurable
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# Add new kretprobe event
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echo 'r:testprobe2 _do_fork $retval' > kprobe_events
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grep testprobe2 kprobe_events | grep -q 'arg1=\$retval'
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test -d events/kprobes/testprobe2
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echo 1 > events/kprobes/testprobe2/enable
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( echo "forked")
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cat trace | grep testprobe2 | grep -q '<- _do_fork'
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echo 0 > events/kprobes/testprobe2/enable
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echo '-:testprobe2' >> kprobe_events
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clear_trace
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test -d events/kprobes/testprobe2 && exit_fail || exit_pass
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