31 lines
715 B
Bash
31 lines
715 B
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: Generic dynamic event - add/remove kprobe events
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[ -f dynamic_events ] || exit_unsupported
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grep -q "place: \[<module>:\]<symbol>" README || exit_unsupported
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grep -q "place (kretprobe): \[<module>:\]<symbol>" README || exit_unsupported
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echo 0 > events/enable
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echo > dynamic_events
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PLACE=_do_fork
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echo "p:myevent1 $PLACE" >> dynamic_events
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echo "r:myevent2 $PLACE" >> dynamic_events
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grep -q myevent1 dynamic_events
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grep -q myevent2 dynamic_events
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test -d events/kprobes/myevent1
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test -d events/kprobes/myevent2
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echo "-:myevent2" >> dynamic_events
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grep -q myevent1 dynamic_events
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! grep -q myevent2 dynamic_events
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echo > dynamic_events
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clear_trace
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