From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc |   25 ++-----------------------
 1 files changed, 2 insertions(+), 23 deletions(-)

diff --git a/kernel/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc b/kernel/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
index 3121d79..320ea9b 100644
--- a/kernel/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
+++ b/kernel/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
@@ -1,31 +1,12 @@
 #!/bin/sh
 # SPDX-License-Identifier: GPL-2.0
 # description: event trigger - test stacktrace-trigger
-
-do_reset() {
-    reset_trigger
-    echo > set_event
-    clear_trace
-}
+# requires: set_event events/sched/sched_process_fork/trigger
 
 fail() { #msg
-    do_reset
     echo $1
     exit_fail
 }
-
-if [ ! -f set_event -o ! -d events/sched ]; then
-    echo "event tracing is not supported"
-    exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
-    echo "event trigger is not supported"
-    exit_unsupported
-fi
-
-reset_tracer
-do_reset
 
 FEATURE=`grep stacktrace events/sched/sched_process_fork/trigger`
 if [ -z "$FEATURE" ]; then
@@ -33,7 +14,7 @@
     exit_unsupported
 fi
 
-echo "Test stacktrace tigger"
+echo "Test stacktrace trigger"
 echo 0 > trace
 echo 0 > options/stacktrace
 echo 'stacktrace' > events/sched/sched_process_fork/trigger
@@ -48,7 +29,5 @@
 ! echo "stacktrace:foo" > events/sched/sched_process_fork/trigger
 echo "stacktrace" > events/sched/sched_process_fork/trigger
 ! echo "stacktrace" > events/sched/sched_process_fork/trigger
-
-do_reset
 
 exit 0

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