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Commit b1a84520 authored by Andy Hung's avatar Andy Hung Committed by Android (Google) Code Review
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Merge "audioserver: Fix boottime delay due to priority boost" into main

parents d075118d 8e8a4b9e

media/audioserver/audioserver.rc

+2 −0
Original line number Diff line number Diff line
@@ -4,6 +4,8 @@ service audioserver /system/bin/audioserver 
    # media gid needed for /dev/fm (radio) and for /data/misc/media (tee)

    group audio camera drmrpc media mediadrm net_bt net_bt_admin net_bw_acct wakelock

    capabilities BLOCK_SUSPEND

    # match rtprio cur / max with sensor service as we handle AR/VR HID sensor data.

    rlimit rtprio 10 10

    ioprio rt 4

    task_profiles ProcessCapacityHigh HighPerformance

    onrestart restart vendor.audio-hal

media/utils/SchedulingPolicyService.cpp

+11 −0
Original line number Diff line number Diff line
@@ -17,7 +17,9 @@ 
#define LOG_TAG "SchedulingPolicyService"

//#define LOG_NDEBUG 0



#include <audio_utils/threads.h>

#include <binder/IServiceManager.h>

#include <cutils/android_filesystem_config.h>

#include <cutils/properties.h>

#include <utils/Mutex.h>

#include "ISchedulingPolicyService.h"
@@ -31,6 +33,15 @@ static Mutex sMutex; 


int requestPriority(pid_t pid, pid_t tid, int32_t prio, bool isForApp, bool asynchronous)

{

    // audioserver thread priority boosted internally to reduce binder latency and boot time.

    if (!isForApp && pid == getpid() && getuid() == AID_AUDIOSERVER && prio >= 1 && prio <= 3) {

        const status_t status = audio_utils::set_thread_priority(

                tid, audio_utils::rtprio_to_unified_priority(prio));

        if (status == NO_ERROR) return NO_ERROR;

        ALOGD("%s: set priority %d, status:%d needs to fallback to SchedulingPolicyService",

                __func__, prio, status);

    }



    // FIXME merge duplicated code related to service lookup, caching, and error recovery

    int ret;

    for (;;) {