commit 75b1868620b63f772a93cbc9a67dec5a62cc6182
author Tim Murray <timmurray@google.com> Thu Sep 08 18:23:12 2016 +0000
committer android-build-merger <android-build-merger@google.com> Thu Sep 08 18:23:12 2016 +0000
tree 53c5970a38c9a884b302f5d9de05ed28edb4a623
parent 4c09398003344aa47eaa42305593c183fb7fba0c
parent 7a7de48b2559d024a463e15cd4627b3ca0978800

Boost priority of short-running SF FIFO threads slightly. am: 35520634e2 am: 584fb9544f
am: 7a7de48b25

Change-Id: I23f953ba137f7958e77733fc516cfa5c351290f8

services/surfaceflinger/DispSync.cpp

diff --git a/services/surfaceflinger/DispSync.cpp b/services/surfaceflinger/DispSync.cpp
index 245c27b..836fb89 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 06ace67..13c98e7 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -511,7 +511,7 @@
 
         // 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 97ad9b2..3ae2c04 100644
--- a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
+++ b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
@@ -507,7 +507,7 @@
 
     // 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");
     }