6fc7c4110c
Fix kprobe string argument testcase to not probe notrace function. Instead, it probes tracefs function which must be available with ftrace. Link: http://lkml.kernel.org/r/153294607107.32740.1664854684396589624.stgit@devbox Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
49 lines
1012 B
Bash
49 lines
1012 B
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: Kprobe event string type argument
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[ -f kprobe_events ] || exit_unsupported # this is configurable
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echo 0 > events/enable
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echo > kprobe_events
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case `uname -m` in
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x86_64)
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ARG1=%di
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;;
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i[3456]86)
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ARG1=%ax
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;;
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aarch64)
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ARG1=%x0
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;;
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arm*)
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ARG1=%r0
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;;
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ppc64*)
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ARG1=%r3
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;;
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ppc*)
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ARG1=%r3
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;;
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*)
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echo "Please implement other architecture here"
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exit_untested
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esac
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: "Test get argument (1)"
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echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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echo "p:test _do_fork" >> kprobe_events
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grep -qe "testprobe.* arg1=\"test\"" trace
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echo 0 > events/kprobes/testprobe/enable
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: "Test get argument (2)"
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echo "p:testprobe tracefs_create_dir arg1=+0(${ARG1}):string arg2=+0(${ARG1}):string" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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echo "p:test _do_fork" >> kprobe_events
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grep -qe "testprobe.* arg1=\"test\" arg2=\"test\"" trace
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echo 0 > events/enable
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echo > kprobe_events
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