Merge "Camera: Synchronize between provider removal and registration"
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.cpp b/services/camera/libcameraservice/common/CameraProviderManager.cpp
index 0ce4318..3be6399 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.cpp
+++ b/services/camera/libcameraservice/common/CameraProviderManager.cpp
@@ -336,6 +336,7 @@
const hardware::hidl_string& /*fqName*/,
const hardware::hidl_string& name,
bool /*preexisting*/) {
+ std::lock_guard<std::mutex> providerLock(mProviderLifecycleLock);
{
std::lock_guard<std::mutex> lock(mInterfaceMutex);
@@ -458,6 +459,7 @@
}
status_t CameraProviderManager::removeProvider(const std::string& provider) {
+ std::lock_guard<std::mutex> providerLock(mProviderLifecycleLock);
std::unique_lock<std::mutex> lock(mInterfaceMutex);
std::vector<String8> removedDeviceIds;
status_t res = NAME_NOT_FOUND;
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.h b/services/camera/libcameraservice/common/CameraProviderManager.h
index b8b8b8c..c523c2d 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.h
+++ b/services/camera/libcameraservice/common/CameraProviderManager.h
@@ -246,6 +246,9 @@
wp<StatusListener> mListener;
ServiceInteractionProxy* mServiceProxy;
+ // mProviderLifecycleLock is locked during onRegistration and removeProvider
+ mutable std::mutex mProviderLifecycleLock;
+
static HardwareServiceInteractionProxy sHardwareServiceInteractionProxy;
struct ProviderInfo :