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authorGlenn Kasten <gkasten@google.com>2011-06-14 10:35:34 -0700
committerGlenn Kasten <gkasten@google.com>2011-06-14 10:41:50 -0700
commit1d24aaa4b47ac005c0a673a06c373f85b1e43caf (patch)
tree689f5a8057751eaaabfcb21e74f788e2427e4106 /libs/utils
parent622d5441975fa16636d3304d42d27659af14cb49 (diff)
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Bug 4608375
Update priority and policy together for audio threads Change-Id: Ib3b07b32586c222c4aacbf23414ae8b05db502be
Diffstat (limited to 'libs/utils')
-rw-r--r--libs/utils/Threads.cpp11
1 files changed, 9 insertions, 2 deletions
diff --git a/libs/utils/Threads.cpp b/libs/utils/Threads.cpp
index 8b5da0e..df2fb19 100644
--- a/libs/utils/Threads.cpp
+++ b/libs/utils/Threads.cpp
@@ -332,10 +332,17 @@ int androidSetThreadPriority(pid_t tid, int pri)
pthread_once(&gDoSchedulingGroupOnce, checkDoSchedulingGroup);
if (gDoSchedulingGroup) {
+ // set_sched_policy does not support tid == 0
+ int policy_tid;
+ if (tid == 0) {
+ policy_tid = androidGetTid();
+ } else {
+ policy_tid = tid;
+ }
if (pri >= ANDROID_PRIORITY_BACKGROUND) {
- rc = set_sched_policy(tid, SP_BACKGROUND);
+ rc = set_sched_policy(policy_tid, SP_BACKGROUND);
} else if (getpriority(PRIO_PROCESS, tid) >= ANDROID_PRIORITY_BACKGROUND) {
- rc = set_sched_policy(tid, SP_FOREGROUND);
+ rc = set_sched_policy(policy_tid, SP_FOREGROUND);
}
}