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Commit c3f62e1b authored by Mark Salyzyn's avatar Mark Salyzyn Committed by Automerger Merge Worker
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storaged: protect global proto_loaded am: 32b5003c am: 4d4322a3 

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/13113781

Change-Id: I5d4f9ca34ca0e5b3078c9cc46babbf1d5dbee6cd
parents f11b01fc 4d4322a3

storaged/include/storaged.h

+1 −0
Original line number Diff line number Diff line
@@ -86,6 +86,7 @@ class storaged_t : public android::hardware::health::V2_0::IHealthInfoCallback, 
    sp<android::hardware::health::V2_0::IHealth> health;

    unique_ptr<storage_info_t> storage_info;

    static const uint32_t current_version;

    Mutex proto_lock;

    unordered_map<userid_t, bool> proto_loaded;

    void load_proto(userid_t user_id);

    char* prepare_proto(userid_t user_id, StoragedProto* proto);

storaged/storaged.cpp

+6 −0
Original line number Diff line number Diff line
@@ -162,6 +162,8 @@ storaged_t::storaged_t(void) { 
}



void storaged_t::add_user_ce(userid_t user_id) {

    Mutex::Autolock _l(proto_lock);



    if (!proto_loaded[user_id]) {

        load_proto(user_id);

        proto_loaded[user_id] = true;
@@ -169,6 +171,8 @@ void storaged_t::add_user_ce(userid_t user_id) { 
}



void storaged_t::remove_user_ce(userid_t user_id) {

    Mutex::Autolock _l(proto_lock);



    proto_loaded[user_id] = false;

    mUidm.clear_user_history(user_id);

    RemoveFileIfExists(proto_path(user_id), nullptr);
@@ -298,6 +302,8 @@ void storaged_t::flush_proto(userid_t user_id, StoragedProto* proto) { 
}



void storaged_t::flush_protos(unordered_map<int, StoragedProto>* protos) {

    Mutex::Autolock _l(proto_lock);



    for (auto& it : *protos) {

        /*

         * Don't flush proto if we haven't attempted to load it from file.