From b86df7687bf028a70481d1a8fdbf50d65f795102 Mon Sep 17 00:00:00 2001
From: Yi-Yo Chiang <yochiang@google.com>
Date: Fri, 5 Jan 2024 16:47:14 +0800
Subject: [PATCH] remount: remount partitions with noatime

Related change: r.android.com/1110379

noatime reduces the wear and tear on the flash device.

Bug: 313609600
Test: abtd adb-remount-test
Change-Id: Ia42a064f297c25d3463a4ed9094a66236a6c5708
---
 fs_mgr/fs_mgr_remount.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs_mgr/fs_mgr_remount.cpp b/fs_mgr/fs_mgr_remount.cpp
index 7ba4d2be4..733ba2f20 100644
--- a/fs_mgr/fs_mgr_remount.cpp
+++ b/fs_mgr/fs_mgr_remount.cpp
@@ -380,8 +380,8 @@ bool RemountPartition(Fstab& fstab, Fstab& mounts, FstabEntry& entry) {
 
     // Now remount!
     for (const auto& mnt_point : {mount_point, entry.mount_point}) {
-        if (::mount(blk_device.c_str(), mnt_point.c_str(), entry.fs_type.c_str(), MS_REMOUNT,
-                    nullptr) == 0) {
+        if (::mount(blk_device.c_str(), mnt_point.c_str(), entry.fs_type.c_str(),
+                    MS_REMOUNT | MS_NOATIME, nullptr) == 0) {
             LOG(INFO) << "Remounted " << mnt_point << " as RW";
             return true;
         }