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Commit 281abad3 authored by Steven Moreland's avatar Steven Moreland
Browse files

libbinder: binder thread names ++ 

As requested by perf team, show domain information first.

So, the thread name might look like:

    binder:3_4
    vndbinder:7_8

Fixes: 220391109
Test: boot, ps -AT
Change-Id: I70d5d15db01887c01e50cf0b6f656d71ff75d045
parent 0f899ce8

libs/binder/ProcessState.cpp

+7 −1
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <binder/ProcessState.h>



#include <android-base/result.h>

#include <android-base/strings.h>

#include <binder/BpBinder.h>

#include <binder/IPCThreadState.h>

#include <binder/IServiceManager.h>
@@ -367,8 +368,13 @@ void ProcessState::expungeHandle(int32_t handle, IBinder* binder) 
String8 ProcessState::makeBinderThreadName() {

    int32_t s = android_atomic_add(1, &mThreadPoolSeq);

    pid_t pid = getpid();



    std::string_view driverName = mDriverName.c_str();

    android::base::ConsumePrefix(&driverName, "/dev/");



    String8 name;

    name.appendFormat("%d_%X:%s", pid, s, mDriverName.c_str());

    name.appendFormat("%.*s:%d_%X", static_cast<int>(driverName.length()), driverName.data(), pid,

                      s);

    return name;

}