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Commit b0ca1b77 authored by Steven Moreland's avatar Steven Moreland Committed by Automerger Merge Worker
Browse files

Merge "libbinder: RPC node toString" am: 857cd25e am: dab18fe8 am: bb80aec0 

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2154254



Change-Id: Ia32728eaac1e6f1e6bcd271aa1c3d0c9d3eab0ef
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 619adad4 bb80aec0

libs/binder/RpcState.cpp

+22 −17
Original line number Diff line number Diff line
@@ -258,7 +258,9 @@ void RpcState::clear() { 
    mTerminated = true;

    for (auto& [address, node] : mNodeForAddress) {

        sp<IBinder> binder = node.binder.promote();

        LOG_ALWAYS_FATAL_IF(binder == nullptr, "Binder %p expected to be owned.", binder.get());

        LOG_ALWAYS_FATAL_IF(binder == nullptr,

                            "Binder expected to be owned with address: %" PRIu64 " %s", address,

                            node.toString().c_str());



        if (node.sentRef != nullptr) {

            tempHoldBinder.push_back(node.sentRef);
@@ -275,12 +277,18 @@ void RpcState::dumpLocked() { 
    ALOGE("DUMP OF RpcState %p", this);

    ALOGE("DUMP OF RpcState (%zu nodes)", mNodeForAddress.size());

    for (const auto& [address, node] : mNodeForAddress) {

        sp<IBinder> binder = node.binder.promote();

        ALOGE("- address: %" PRIu64 " %s", address, node.toString().c_str());

    }

    ALOGE("END DUMP OF RpcState");

}



std::string RpcState::BinderNode::toString() const {

    sp<IBinder> strongBinder = this->binder.promote();



    const char* desc;

        if (binder) {

            if (binder->remoteBinder()) {

                if (binder->remoteBinder()->isRpcBinder()) {

    if (strongBinder) {

        if (strongBinder->remoteBinder()) {

            if (strongBinder->remoteBinder()->isRpcBinder()) {

                desc = "(rpc binder proxy)";

            } else {

                desc = "(binder proxy)";
@@ -289,16 +297,13 @@ void RpcState::dumpLocked() { 
            desc = "(local binder)";

        }

    } else {

            desc = "(null)";

        desc = "(not promotable)";

    }



        ALOGE("- BINDER NODE: %p times sent:%zu times recd: %zu a: %" PRIu64 " type: %s",

              node.binder.unsafe_get(), node.timesSent, node.timesRecd, address, desc);

    }

    ALOGE("END DUMP OF RpcState");

    return StringPrintf("node{%p times sent: %zu times recd: %zu type: %s}",

                        this->binder.unsafe_get(), this->timesSent, this->timesRecd, desc);

}





RpcState::CommandData::CommandData(size_t size) : mSize(size) {

    // The maximum size for regular binder is 1MB for all concurrent

    // transactions. A very small proportion of transactions are even

libs/binder/RpcState.h

+2 −0
Original line number Diff line number Diff line
@@ -258,6 +258,8 @@ private: 
        //



        // (no additional data specific to remote binders)



        std::string toString() const;

    };



    // checks if there is any reference left to a node and erases it. If erase