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Commit 7f5291da authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Steven Rostedt (VMware)
Browse files

selftests/ftrace: Add syntax error test for multiprobe 

Add syntax error test cases for multiprobe appending
errors.

Link: http://lkml.kernel.org/r/156095694541.28024.11918630805148623119.stgit@devnote2



Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 3e662c54

tools/testing/selftests/ftrace/test.d/functions

+1 −1
Original line number Diff line number Diff line
@@ -115,7 +115,7 @@ ftrace_errlog_check() { # err-prefix command-with-error-pos-by-^ command-file 
    command=$(echo "$2" | tr -d ^)

    echo "Test command: $command"

    echo > error_log

    (! echo "$command" > "$3" ) 2> /dev/null

    (! echo "$command" >> "$3" ) 2> /dev/null

    grep "$1: error:" -A 3 error_log

    N=$(tail -n 1 error_log | wc -c)

    # "  Command: " and "^\n" => 13

tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc

+10 −0
Original line number Diff line number Diff line
@@ -87,4 +87,14 @@ case $(uname -m) in 
    ;;

esac



# multiprobe errors

if grep -q "Create/append/" README && grep -q "imm-value" README; then

echo 'p:kprobes/testevent _do_fork' > kprobe_events

check_error '^r:kprobes/testevent do_exit'	# DIFF_PROBE_TYPE

echo 'p:kprobes/testevent _do_fork abcd=\1' > kprobe_events

check_error 'p:kprobes/testevent _do_fork ^bcd=\1'	# DIFF_ARG_TYPE

check_error 'p:kprobes/testevent _do_fork ^abcd=\1:u8'	# DIFF_ARG_TYPE

check_error 'p:kprobes/testevent _do_fork ^abcd=\"foo"'	# DIFF_ARG_TYPE

fi



exit 0