e72e9355e3
git: https://android.googlesource.com/kernel/common branch: android-4.9 commit: 03fcc2fe71308c2d164b4e6cbfc738c63e670444
47 lines
1.0 KiB
Bash
47 lines
1.0 KiB
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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ARG2=%si
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OFFS=8
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;;
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i[3456]86)
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ARG2=%cx
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OFFS=4
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;;
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aarch64)
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ARG2=%x1
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OFFS=8
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;;
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arm*)
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ARG2=%r1
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OFFS=4
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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 create_trace_kprobe arg1=+0(+0(${ARG2})):string" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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! echo test >> kprobe_events
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tail -n 1 trace | grep -qe "testprobe.* arg1=\"test\""
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echo 0 > events/kprobes/testprobe/enable
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: "Test get argument (2)"
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echo "p:testprobe create_trace_kprobe arg1=+0(+0(${ARG2})):string arg2=+0(+${OFFS}(${ARG2})):string" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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! echo test1 test2 >> kprobe_events
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tail -n 1 trace | grep -qe "testprobe.* arg1=\"test1\" arg2=\"test2\""
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echo 0 > events/enable
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echo > kprobe_events
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