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dbc3f042fb
Add common testcases for dynamic_events interface.
- Add/remove kprobe events via dynamic_events
- Add/remove synthetic events via dynamic_events
- Selective clear events (clear events other interfaces)
- Genelic clear events ("!LINE" syntax)
Link: http://lkml.kernel.org/r/154140872590.17322.10394440849261743052.stgit@devbox
Reviewed-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Tested-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
50 lines
1.3 KiB
Bash
50 lines
1.3 KiB
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: Generic dynamic event - generic clear event
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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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grep -q "s:\[synthetic/\]" 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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setup_events() {
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echo "p:myevent1 $PLACE" >> dynamic_events
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echo "s:latency1 u64 lat; pid_t pid;" >> dynamic_events
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echo "r:myevent2 $PLACE" >> dynamic_events
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echo "s:latency2 u64 lat; pid_t pid;" >> dynamic_events
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grep -q myevent1 dynamic_events
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grep -q myevent2 dynamic_events
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grep -q latency1 dynamic_events
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grep -q latency2 dynamic_events
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}
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setup_events
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echo "!p:myevent1 $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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grep -q latency1 dynamic_events
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grep -q latency2 dynamic_events
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echo "!s:latency1 u64 lat; pid_t pid;" >> dynamic_events
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grep -q myevent2 dynamic_events
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! grep -q latency1 dynamic_events
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grep -q latency2 dynamic_events
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echo "!r:myevent2 $PLACE" >> dynamic_events
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! grep -q myevent2 dynamic_events
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grep -q latency2 dynamic_events
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echo "!s:latency2 u64 lat; pid_t pid;" >> dynamic_events
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! grep -q latency2 dynamic_events
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echo > dynamic_events
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