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Commit 58a210f0 authored by Yusuke Sato's avatar Yusuke Sato Committed by Android Git Automerger
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am 2b4edce1: am d5039305: processgroup: change the polling interval for killProcessGroup() 

* commit '2b4edce1':
  processgroup: change the polling interval for killProcessGroup()
parents c71dfb57 2b4edce1

libprocessgroup/processgroup.cpp

+4 −3
Original line number Original line Diff line number Diff line
@@ -252,14 +252,15 @@ static int killProcessGroupOnce(uid_t uid, int initialPid, int signal) 
int killProcessGroup(uid_t uid, int initialPid, int signal)

int killProcessGroup(uid_t uid, int initialPid, int signal)

{

{

    int processes;

    int processes;

    int sleep_us = 100;

    const int sleep_us = 5 * 1000;  // 5ms

    int64_t startTime = android::uptimeMillis();

    int64_t startTime = android::uptimeMillis();

    int retry = 40;





    while ((processes = killProcessGroupOnce(uid, initialPid, signal)) > 0) {

    while ((processes = killProcessGroupOnce(uid, initialPid, signal)) > 0) {

        SLOGV("killed %d processes for processgroup %d\n", processes, initialPid);

        SLOGV("killed %d processes for processgroup %d\n", processes, initialPid);

        if (sleep_us < 128000) {

        if (retry > 0) {

            usleep(sleep_us);

            usleep(sleep_us);

            sleep_us *= 2;

            --retry;

        } else {

        } else {

            SLOGE("failed to kill %d processes for processgroup %d\n",

            SLOGE("failed to kill %d processes for processgroup %d\n",

                    processes, initialPid);

                    processes, initialPid);