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cm: Create cgroups for BFQIO

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* This creates the interface for a new ioprio management system
   which dramatically boosts performance and interactivity across
   the entire system.

Change-Id: I3c402dd2cf6ed0a356a828257c2f373800f6a6cf
This commit is contained in:
Steve Kondik 2015-09-07 23:23:10 -07:00 committed by Steve Kondik
parent b5c2cf0408
commit 28dbc8b311
1 changed files with 58 additions and 0 deletions
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58
prebuilt/common/etc/init.local.rc
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@ -5,6 +5,64 @@ on init
export ANDROID_CACHE /cache
export TERMINFO /system/etc/terminfo
# Set up the BFQIO hierarchy
chmod 0755 /sys/fs/cgroup
mkdir /sys/fs/cgroup/bfqio 0755 root system
mount cgroup none /sys/fs/cgroup/bfqio bfqio,xattr
write /sys/fs/cgroup/bfqio/bfqio.ioprio_class 2
write /sys/fs/cgroup/bfqio/bfqio.ioprio 4
write /sys/fs/cgroup/bfqio/bfqio.weight 1000
chown root system /sys/fs/cgroup/bfqio/tasks
chmod 0666 /sys/fs/cgroup/bfqio/tasks
# Realtime audio class
mkdir /sys/fs/cgroup/bfqio/rt-audio 0755 root system
write /sys/fs/cgroup/bfqio/rt-audio/bfqio.ioprio_class 1
write /sys/fs/cgroup/bfqio/rt-audio/bfqio.ioprio 4
write /sys/fs/cgroup/bfqio/rt-audio/bfqio.weight 1000
chown media system /sys/fs/cgroup/bfqio/rt-audio/tasks
chmod 0664 /sys/fs/cgroup/bfqio/rt-audio/tasks
# Realtime display class
mkdir /sys/fs/cgroup/bfqio/rt-display 0755 root system
write /sys/fs/cgroup/bfqio/rt-display/bfqio.ioprio_class 1
write /sys/fs/cgroup/bfqio/rt-display/bfqio.ioprio 7
write /sys/fs/cgroup/bfqio/rt-display/bfqio.weight 1000
chown system graphics /sys/fs/cgroup/bfqio/rt-display/tasks
chmod 0664 /sys/fs/cgroup/bfqio/rt-display/tasks
# Display class
mkdir /sys/fs/cgroup/bfqio/display 0755 root system
write /sys/fs/cgroup/bfqio/display/bfqio.ioprio_class 2
write /sys/fs/cgroup/bfqio/display/bfqio.ioprio 0
write /sys/fs/cgroup/bfqio/display/bfqio.weight 1000
chown root system /sys/fs/cgroup/bfqio/display/tasks
chmod 0666 /sys/fs/cgroup/bfqio/display/tasks
# Hipri class
mkdir /sys/fs/cgroup/bfqio/hipri 0755 root system
write /sys/fs/cgroup/bfqio/hipri/bfqio.ioprio_class 2
write /sys/fs/cgroup/bfqio/hipri/bfqio.ioprio 2
write /sys/fs/cgroup/bfqio/hipri/bfqio.weight 1000
chown root system /sys/fs/cgroup/bfqio/hipri/tasks
chmod 0666 /sys/fs/cgroup/bfqio/hipri/tasks
# Background class
mkdir /sys/fs/cgroup/bfqio/bg 0755 root system
write /sys/fs/cgroup/bfqio/bg/bfqio.ioprio_class 2
write /sys/fs/cgroup/bfqio/bg/bfqio.ioprio 7
write /sys/fs/cgroup/bfqio/bg/bfqio.weight 1000
chown root system /sys/fs/cgroup/bfqio/bg/tasks
chmod 0666 /sys/fs/cgroup/bfqio/bg/tasks
# Idle
mkdir /sys/fs/cgroup/bfqio/idle 0755 root system
write /sys/fs/cgroup/bfqio/idle/bfqio.ioprio_class 3
write /sys/fs/cgroup/bfqio/idle/bfqio.ioprio 0
write /sys/fs/cgroup/bfqio/idle/bfqio.weight 1000
chown root system /sys/fs/cgroup/bfqio/idle/tasks
chmod 0666 /sys/fs/cgroup/bfqio/idle/tasks
on post-fs-data
mkdir /data/.ssh 0750 root shell
mkdir /cache/recovery 0770 system cache