From a1740cbaa4ba9dff6ec2e9045c08ba56edf8e492 Mon Sep 17 00:00:00 2001
From: Jin Qian <jinqian@google.com>
Date: Fri, 20 Jan 2017 20:41:14 -0800
Subject: [PATCH] storaged: disable taskio since it's too expensive

It has no active user and will be replaced by uid io.

|--99.99%-- storaged_t::event()
      |    |--99.68%-- tasks_t::update_running_tasks()
      |    |    |    |--93.00%-- parse_task_info(unsigned int, task_info*)
      |    |    |    |    |--49.94%-- android::base::ReadFileToString(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >*, bool)
      |    |    |    |    |--29.00%-- read
      |    |    |    |    |--5.00%-- std::__1::basic_istream<char, std::__1::char_traits<char> >::operator>>(unsigned long&)
      |    |    |    |    |--4.83%-- android::base::StringPrintf(char const*, ...)
      |    |    |    |    |--1.93%-- android::base::Split(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)

Bug: 34263766
Bug: 34198239
Change-Id: I3f4851b5ce27751eebd40f4b56e1ee24297c4c7d
---
 storaged/storaged.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/storaged/storaged.cpp b/storaged/storaged.cpp
index 8f7ce62c8..e4d3e686e 100644
--- a/storaged/storaged.cpp
+++ b/storaged/storaged.cpp
@@ -190,9 +190,11 @@ void storaged_t::event(void) {
         }
     }
 
+#ifdef DEBUG
     if (mConfig.proc_taskio_readable) {
         mTasks.update_running_tasks();
     }
+#endif
 
     if (mConfig.emmc_available && mTimer &&
             (mTimer % mConfig.periodic_chores_interval_emmc_info_publish) == 0) {