commit 999fceb07c67a686085124259f6c82ba1fb8e8c0
author Daeho Jeong <daehojeong@google.com> Tue Jan 04 11:37:39 2022 -0800
committer Daeho Jeong <daehojeong@google.com> Wed Jan 12 10:54:37 2022 -0800
tree 2d6c53cf3b4219e965b2cc8409ce5bfa082a54c7
parent df2bc1025be80118950f3a6c7a466d425b4cdf45

Add interfaces required by smart idle maintenance service

Added interfaces required by smart idle maintenance service in
StorageManagerService, whose goal is to determine when to trigger
filesystem defragmentation while keeping the best user experience
as long as possible, and avoiding hurting UFS lifetime.

Test: check smart idle maintenance log every hour
Bug: 202283480
Bug: 181079477
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Change-Id: I012cfb9b01e5d21ec71700c3c52ac9c096cd1a90

VoldNativeService.cpp

diff --git a/VoldNativeService.cpp b/VoldNativeService.cpp
index 8c9cc16..1c94220 100644
--- a/VoldNativeService.cpp
+++ b/VoldNativeService.cpp
@@ -470,11 +470,11 @@
 }
 
 binder::Status VoldNativeService::runIdleMaint(
-        const android::sp<android::os::IVoldTaskListener>& listener) {
+        bool needGC, const android::sp<android::os::IVoldTaskListener>& listener) {
     ENFORCE_SYSTEM_OR_ROOT;
     ACQUIRE_LOCK;
 
-    std::thread([=]() { android::vold::RunIdleMaint(listener); }).detach();
+    std::thread([=]() { android::vold::RunIdleMaint(needGC, listener); }).detach();
     return Ok();
 }
 
@@ -487,6 +487,40 @@
     return Ok();
 }
 
+binder::Status VoldNativeService::getStorageLifeTime(int32_t* _aidl_return) {
+    ENFORCE_SYSTEM_OR_ROOT;
+    ACQUIRE_LOCK;
+
+    *_aidl_return = GetStorageLifeTime();
+    return Ok();
+}
+
+binder::Status VoldNativeService::setGCUrgentPace(int32_t neededSegments,
+                                                  int32_t minSegmentThreshold,
+                                                  float dirtyReclaimRate, float reclaimWeight) {
+    ENFORCE_SYSTEM_OR_ROOT;
+    ACQUIRE_LOCK;
+
+    SetGCUrgentPace(neededSegments, minSegmentThreshold, dirtyReclaimRate, reclaimWeight);
+    return Ok();
+}
+
+binder::Status VoldNativeService::refreshLatestWrite() {
+    ENFORCE_SYSTEM_OR_ROOT;
+    ACQUIRE_LOCK;
+
+    RefreshLatestWrite();
+    return Ok();
+}
+
+binder::Status VoldNativeService::getWriteAmount(int32_t* _aidl_return) {
+    ENFORCE_SYSTEM_OR_ROOT;
+    ACQUIRE_LOCK;
+
+    *_aidl_return = GetWriteAmount();
+    return Ok();
+}
+
 binder::Status VoldNativeService::mountAppFuse(int32_t uid, int32_t mountId,
                                                android::base::unique_fd* _aidl_return) {
     ENFORCE_SYSTEM_OR_ROOT;