tequilaOS/platform_system_vold
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Always unmount data and obb directory that mounted

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Otherwise, when system removes user's volume, it will hang
as there are mounts (obb and data mounts) still remain mounted in system.

Bug: 187122943
Test: atest UserLifecycleTests#managedProfileUnlock_stopped, it's not blocked anymore

Change-Id: Ic37985f98e6cbfe4fa38b981d3332c4dfc40c5b8
This commit is contained in:
Ricky Wai 2021-05-05 14:43:45 +00:00
parent b2678b6654
commit 5f2a9fee66
1 changed files with 21 additions and 20 deletions
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5
model/EmulatedVolume.cpp
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@ -194,7 +194,9 @@ status_t EmulatedVolume::unmountFuseBindMounts() {
// Here we assume obb/data dirs is mounted as tmpfs, then it must be caused by // Here we assume obb/data dirs is mounted as tmpfs, then it must be caused by
// app data isolation. // app data isolation.
KillProcessesWithTmpfsMountPrefix(appObbDir); KillProcessesWithTmpfsMountPrefix(appObbDir);
} else { }
// Always unmount data and obb dirs as they are mounted to lowerfs for speeding up access.
std::string androidDataTarget( std::string androidDataTarget(
StringPrintf("/mnt/user/%d/%s/%d/Android/data", userId, label.c_str(), userId)); StringPrintf("/mnt/user/%d/%s/%d/Android/data", userId, label.c_str(), userId));
@ -214,7 +216,6 @@ status_t EmulatedVolume::unmountFuseBindMounts() {
return status; return status;
} }
LOG(INFO) << "Unmounted " << androidObbTarget; LOG(INFO) << "Unmounted " << androidObbTarget;
}
return OK; return OK;
} }