diff options
| -rw-r--r-- | core/jni/Android.mk | 4 | ||||
| -rw-r--r-- | core/jni/com_android_internal_os_Zygote.cpp | 31 |
2 files changed, 0 insertions, 35 deletions
diff --git a/core/jni/Android.mk b/core/jni/Android.mk index 5fcde8b5bc4e..70e90044f3c7 100644 --- a/core/jni/Android.mk +++ b/core/jni/Android.mk @@ -20,10 +20,6 @@ ifneq ($(ENABLE_CPUSETS),) LOCAL_CFLAGS += -DENABLE_CPUSETS endif -ifneq ($(ENABLE_SCHED_BOOST),) - LOCAL_CFLAGS += -DENABLE_SCHED_BOOST -endif - LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES LOCAL_CFLAGS += -DU_USING_ICU_NAMESPACE=0 diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp index d0815490159b..9c74d9a15e99 100644 --- a/core/jni/com_android_internal_os_Zygote.cpp +++ b/core/jni/com_android_internal_os_Zygote.cpp @@ -418,27 +418,6 @@ void SetThreadName(const char* thread_name) { } } -#ifdef ENABLE_SCHED_BOOST -static void SetForkLoad(bool boost) { - // set scheduler knob to boost forked processes - pid_t currentPid = getpid(); - // fits at most "/proc/XXXXXXX/sched_init_task_load\0" - char schedPath[35]; - snprintf(schedPath, sizeof(schedPath), "/proc/%u/sched_init_task_load", currentPid); - int schedBoostFile = open(schedPath, O_WRONLY); - if (schedBoostFile < 0) { - ALOGW("Unable to set zygote scheduler boost"); - return; - } - if (boost) { - write(schedBoostFile, "100\0", 4); - } else { - write(schedBoostFile, "0\0", 2); - } - close(schedBoostFile); -} -#endif - // The list of open zygote file descriptors. static FileDescriptorTable* gOpenFdTable = NULL; @@ -452,10 +431,6 @@ static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArra jstring instructionSet, jstring dataDir) { SetSigChldHandler(); -#ifdef ENABLE_SCHED_BOOST - SetForkLoad(true); -#endif - // Close any logging related FDs before we start evaluating the list of // file descriptors. __android_log_close(); @@ -614,12 +589,6 @@ static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArra } } else if (pid > 0) { // the parent process - -#ifdef ENABLE_SCHED_BOOST - // unset scheduler knob - SetForkLoad(false); -#endif - } return pid; } |