commit 7a7de48b2559d024a463e15cd4627b3ca0978800
author Tim Murray <timmurray@google.com> Thu Sep 08 18:08:03 2016 +0000
committer android-build-merger <android-build-merger@google.com> Thu Sep 08 18:08:03 2016 +0000
tree 4caa4901c9f9ab0047a0fcf13a014cc0d5cc01c7
parent ae268ce883a4c811583e6b359ced2c6341d0e94f
parent 584fb9544f2ce5fab38691b88bac42359de6c51b

Boost priority of short-running SF FIFO threads slightly. am: 35520634e2
am: 584fb9544f

Change-Id: Ib10bc21d1166df03704fcc2b67b99ed3c1a92464

services/surfaceflinger/DispSync.cpp

diff --git a/services/surfaceflinger/DispSync.cpp b/services/surfaceflinger/DispSync.cpp
index c67feb3..1a9820d 100644
--- a/services/surfaceflinger/DispSync.cpp
+++ b/services/surfaceflinger/DispSync.cpp
@@ -385,7 +385,7 @@
     mThread->run("DispSync", PRIORITY_URGENT_DISPLAY + PRIORITY_MORE_FAVORABLE);
     // set DispSync to SCHED_FIFO to minimize jitter
     struct sched_param param = {0};
-    param.sched_priority = 1;
+    param.sched_priority = 2;
     if (sched_setscheduler(mThread->getTid(), SCHED_FIFO, &param) != 0) {
         ALOGE("Couldn't set SCHED_FIFO for DispSyncThread");
     }

services/surfaceflinger/SurfaceFlinger.cpp

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 1a91a16..30ebfd5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -484,7 +484,7 @@
 
         // set SFEventThread to SCHED_FIFO to minimize jitter
         struct sched_param param = {0};
-        param.sched_priority = 1;
+        param.sched_priority = 2;
         if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, &param) != 0) {
             ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
         }

services/surfaceflinger/SurfaceFlinger_hwc1.cpp

diff --git a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
index 650d6b4..b0f418c 100644
--- a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
+++ b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
@@ -467,7 +467,7 @@
 
     // set SFEventThread to SCHED_FIFO to minimize jitter
     struct sched_param param = {0};
-    param.sched_priority = 1;
+    param.sched_priority = 2;
     if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, &param) != 0) {
         ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
     }