修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
..
..
@@ -1,11 +1,7 @@
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 #!/bin/sh
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 # SPDX-License-Identifier: GPL-2.0
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 # description: Kprobe event auto/manual naming
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-
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-[ -f kprobe_events ] || exit_unsupported # this is configurable
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-
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-disable_events
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-echo > kprobe_events
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+# requires: kprobe_events
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 :;: "Add an event on function without name" ;:
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..
..
@@ -27,11 +23,23 @@
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 :;: "Add an event on dot function without name" ;:
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-FUNC=`grep -m 10 " [tT] .*\.isra\..*$" /proc/kallsyms | tail -n 1 | cut -f 3 -d " "`
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+find_dot_func() {
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+	if [ ! -f available_filter_functions ]; then
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+		grep -m 10 " [tT] .*\.isra\..*$" /proc/kallsyms | tail -n 1 | cut -f 3 -d " "
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+		return;
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+	fi
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+
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+	grep " [tT] .*\.isra\..*" /proc/kallsyms | cut -f 3 -d " " | while read f; do
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+		if grep -s $f available_filter_functions; then
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+			echo $f
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+			break
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+		fi
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+	done
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+}
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+
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+FUNC=`find_dot_func | tail -n 1`
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 [ "x" != "x$FUNC" ] || exit_unresolved
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 echo "p $FUNC" > kprobe_events
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 EVENT=`grep $FUNC kprobe_events | cut -f 1 -d " " | cut -f 2 -d:`
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 [ "x" != "x$EVENT" ] || exit_failure
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 test -d events/$EVENT || exit_failure
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-
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-echo > kprobe_events