From e1e361ed439d41af24b01c10cda5f2ecae10abdd Mon Sep 17 00:00:00 2001
From: sangweilin <sangweilin@xiaomi.com>
Date: Sun, 19 Mar 2023 14:28:53 +0800
Subject: [PATCH] catch mutex when notify sampling rate changed, otherwise
 signal may be lost

Change-Id: Ib52f26e731808ecbe5fd2a53fcd8a47ab3882902
Signed-off-by: sangweilin <sangweilin@xiaomi.com>
---
 sensors/common/default/2.X/multihal/tests/fake_subhal/Sensor.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sensors/common/default/2.X/multihal/tests/fake_subhal/Sensor.cpp b/sensors/common/default/2.X/multihal/tests/fake_subhal/Sensor.cpp
index a0bb67a3f9..d8e292a0da 100644
--- a/sensors/common/default/2.X/multihal/tests/fake_subhal/Sensor.cpp
+++ b/sensors/common/default/2.X/multihal/tests/fake_subhal/Sensor.cpp
@@ -76,6 +76,7 @@ void Sensor::batch(int64_t samplingPeriodNs) {
                                   static_cast<int64_t>(mSensorInfo.minDelay) * 1000,
                                   static_cast<int64_t>(mSensorInfo.maxDelay) * 1000);
 
+    std::unique_lock<std::mutex> lock(mRunMutex);
     if (mSamplingPeriodNs != samplingPeriodNs) {
         mSamplingPeriodNs = samplingPeriodNs;
         // Wake up the 'run' thread to check if a new event should be generated now