mirror of
https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux
synced 2025-09-27 19:31:46 +10:00
7c1130ea5c
kprobe_args_char.tc, kprobe_args_string.tc has validation check for tracefs_create_dir, for eventfs it should be eventfs_create_dir. Link: https://lkml.kernel.org/r/1690568452-46553-11-git-send-email-akaher@vmware.com Signed-off-by: Ajay Kaher <akaher@vmware.com> Co-developed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Tested-by: Ching-lin Yu <chinglinyu@google.com> Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
53 lines
1.0 KiB
Bash
53 lines
1.0 KiB
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: Kprobe event char type argument
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# requires: 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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s390*)
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ARG1=%r2
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;;
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mips*)
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ARG1=%r4
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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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if grep -q eventfs_add_dir available_filter_functions; then
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DIR_NAME="eventfs_add_dir"
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else
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DIR_NAME="tracefs_create_dir"
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fi
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echo "p:testprobe ${DIR_NAME} arg1=+0(${ARG1}):char" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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echo "p:test $FUNCTION_FORK" >> kprobe_events
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grep -qe "testprobe.* arg1='t'" 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 ${DIR_NAME} arg1=+0(${ARG1}):char arg2=+0(${ARG1}):char[4]" > kprobe_events
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echo 1 > events/kprobes/testprobe/enable
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echo "p:test $FUNCTION_FORK" >> kprobe_events
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grep -qe "testprobe.* arg1='t' arg2={'t','e','s','t'}" trace
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