Merge cherrypicks of [13532551, 13532552, 13534990, 13533561, 13533870, 13533871, 13534991, 13533562, 13532553, 13533872, 13534992, 13532554, 13535065, 13535085, 13535105, 13535125, 13535126, 13535106, 13535107, 13535086] into rvc-qpr2-releaseandroid-11.0.0_r37android-11.0.0_r36android-11.0.0_r35android-11.0.0_r34android11-qpr2-release

Change-Id: I02599dc44549485b81711b20edff8e13b1b927e0

1 files changed, 1 insertions, 35 deletions

diff --git a/transport/ServiceManagement.cpp b/transport/ServiceManagement.cpp
index 7de5c78..a7e9626 100644
--- a/transport/ServiceManagement.cpp
+++ b/transport/ServiceManagement.cpp
@@ -153,42 +153,8 @@ __attribute__((noinline)) static void tryShortenProcessName(const std::string& d
 
 namespace details {
 
-/*
- * Returns the age of the current process by reading /proc/self/stat and comparing starttime to the
- * current time. This is useful for measuring how long it took a HAL to register itself.
- */
-__attribute__((noinline)) static long getProcessAgeMs() {
-    constexpr const int PROCFS_STAT_STARTTIME_INDEX = 21;
-    std::string content;
-    android::base::ReadFileToString("/proc/self/stat", &content, false);
-    auto stats = android::base::Split(content, " ");
-    if (stats.size() <= PROCFS_STAT_STARTTIME_INDEX) {
-        LOG(INFO) << "Could not read starttime from /proc/self/stat";
-        return -1;
-    }
-    const std::string& startTimeString = stats[PROCFS_STAT_STARTTIME_INDEX];
-    static const int64_t ticksPerSecond = sysconf(_SC_CLK_TCK);
-    const int64_t uptime = android::uptimeMillis();
-
-    unsigned long long startTimeInClockTicks = 0;
-    if (android::base::ParseUint(startTimeString, &startTimeInClockTicks)) {
-        long startTimeMs = 1000ULL * startTimeInClockTicks / ticksPerSecond;
-        return uptime - startTimeMs;
-    }
-    return -1;
-}
-
 static void onRegistrationImpl(const std::string& descriptor, const std::string& instanceName) {
-    long halStartDelay = getProcessAgeMs();
-    if (halStartDelay >= 0) {
-        // The "start delay" printed here is an estimate of how long it took the HAL to go from
-        // process creation to registering itself as a HAL.  Actual start time could be longer
-        // because the process might not have joined the threadpool yet, so it might not be ready to
-        // process transactions.
-        LOG(INFO) << "Registered " << descriptor << "/" << instanceName << " (start delay of "
-                  << halStartDelay << "ms)";
-    }
-
+    LOG(INFO) << "Registered " << descriptor << "/" << instanceName;
     tryShortenProcessName(descriptor);
 }