Add an stune group for NNAPI HAL
- schedtune.prefer_idle 1
- schedtune.boost 1
Test: mm
Test: configure NNAPI HAL to use nnapi-hal stune
Test: measure perf difference using MLTS benchmark
Change-Id: I5f467c6a58f2c1da40ec8276e101defc808854a3
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 5fbad75..103bfb3 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -144,6 +144,14 @@
chmod 0664 /dev/stune/top-app/tasks
chmod 0664 /dev/stune/rt/tasks
+ # Create an stune group for NNAPI HAL processes
+ mkdir /dev/stune/nnapi-hal
+ chown system system /dev/stune/nnapi-hal
+ chown system system /dev/stune/nnapi-hal/tasks
+ chmod 0664 /dev/stune/nnapi-hal/tasks
+ write /dev/stune/nnapi-hal/schedtune.boost 1
+ write /dev/stune/nnapi-hal/schedtune.prefer_idle 1
+
# Create blkio group and apply initial settings.
# This feature needs kernel to support it, and the
# device's init.rc must actually set the correct values.