Merge "Add blkio cgroup to libprocessgroup" (b6d02ff1) · Commits · e / os / android_system_core

libprocessgroup/profiles/cgroups.json

+7 −0

Original line number	Original line	Diff line number	Diff line
	{		{
	"Cgroups": [		"Cgroups": [
			{
			"Controller": "blkio",
			"Path": "/dev/blkio",
			"Mode": "0755",
			"UID": "system",
			"GID": "system"
			},
	{		{
	"Controller": "cpu",		"Controller": "cpu",
	"Path": "/dev/cpuctl",		"Path": "/dev/cpuctl",

libprocessgroup/profiles/task_profiles.json

+53 −0

Original line number	Original line	Diff line number	Diff line
	@@ -333,6 +333,59 @@
	]		]
	},		},

			{
			"Name": "LowIoPriority",
			"Actions" : [
			{
			"Name" : "JoinCgroup",
			"Params" :
			{
			"Controller": "blkio",
			"Path": "background"
			}
			}
			]
			},
			{
			"Name": "NormalIoPriority",
			"Actions" : [
			{
			"Name" : "JoinCgroup",
			"Params" :
			{
			"Controller": "blkio",
			"Path": ""
			}
			}
			]
			},
			{
			"Name": "HighIoPriority",
			"Actions" : [
			{
			"Name" : "JoinCgroup",
			"Params" :
			{
			"Controller": "blkio",
			"Path": ""
			}
			}
			]
			},
			{
			"Name": "MaxIoPriority",
			"Actions" : [
			{
			"Name" : "JoinCgroup",
			"Params" :
			{
			"Controller": "blkio",
			"Path": ""
			}
			}
			]
			},

	{		{
	"Name": "TimerSlackHigh",		"Name": "TimerSlackHigh",
	"Actions" : [		"Actions" : [

libprocessgroup/sched_policy.cpp

+19 −10

Original line number	Original line	Diff line number	Diff line
	@@ -46,20 +46,20 @@ int set_cpuset_policy(int tid, SchedPolicy policy) {

	switch (policy) {		switch (policy) {
	case SP_BACKGROUND:		case SP_BACKGROUND:
	return SetTaskProfiles(tid,		return SetTaskProfiles(tid, {"HighEnergySaving", "ProcessCapacityLow", "LowIoPriority",
	{"HighEnergySaving", "ProcessCapacityLow", "TimerSlackHigh"})		"TimerSlackHigh"})
	? 0		? 0
	: -1;		: -1;
	case SP_FOREGROUND:		case SP_FOREGROUND:
	case SP_AUDIO_APP:		case SP_AUDIO_APP:
	case SP_AUDIO_SYS:		case SP_AUDIO_SYS:
	return SetTaskProfiles(tid,		return SetTaskProfiles(tid, {"HighPerformance", "ProcessCapacityHigh", "HighIoPriority",
	{"HighPerformance", "ProcessCapacityHigh", "TimerSlackNormal"})		"TimerSlackNormal"})
	? 0		? 0
	: -1;		: -1;
	case SP_TOP_APP:		case SP_TOP_APP:
	return SetTaskProfiles(tid,		return SetTaskProfiles(tid, {"MaxPerformance", "ProcessCapacityMax", "MaxIoPriority",
	{"MaxPerformance", "ProcessCapacityMax", "TimerSlackNormal"})		"TimerSlackNormal"})
	? 0		? 0
	: -1;		: -1;
	case SP_SYSTEM:		case SP_SYSTEM:
	@@ -126,15 +126,24 @@ int set_sched_policy(int tid, SchedPolicy policy) {

	switch (policy) {		switch (policy) {
	case SP_BACKGROUND:		case SP_BACKGROUND:
	return SetTaskProfiles(tid, {"HighEnergySaving", "TimerSlackHigh"}) ? 0 : -1;		return SetTaskProfiles(tid, {"HighEnergySaving", "LowIoPriority", "TimerSlackHigh"})
			? 0
			: -1;
	case SP_FOREGROUND:		case SP_FOREGROUND:
	case SP_AUDIO_APP:		case SP_AUDIO_APP:
	case SP_AUDIO_SYS:		case SP_AUDIO_SYS:
	return SetTaskProfiles(tid, {"HighPerformance", "TimerSlackNormal"}) ? 0 : -1;		return SetTaskProfiles(tid, {"HighPerformance", "HighIoPriority", "TimerSlackNormal"})
			? 0
			: -1;
	case SP_TOP_APP:		case SP_TOP_APP:
	return SetTaskProfiles(tid, {"MaxPerformance", "TimerSlackNormal"}) ? 0 : -1;		return SetTaskProfiles(tid, {"MaxPerformance", "MaxIoPriority", "TimerSlackNormal"})
			? 0
			: -1;
	case SP_RT_APP:		case SP_RT_APP:
	return SetTaskProfiles(tid, {"RealtimePerformance", "TimerSlackNormal"}) ? 0 : -1;		return SetTaskProfiles(tid,
			{"RealtimePerformance", "MaxIoPriority", "TimerSlackNormal"})
			? 0
			: -1;
	default:		default:
	return SetTaskProfiles(tid, {"TimerSlackNormal"}) ? 0 : -1;		return SetTaskProfiles(tid, {"TimerSlackNormal"}) ? 0 : -1;
	}		}

rootdir/init.rc

+9 −0

Original line number	Original line	Diff line number	Diff line
	@@ -84,6 +84,15 @@ on init
	chmod 0664 /dev/stune/top-app/tasks		chmod 0664 /dev/stune/top-app/tasks
	chmod 0664 /dev/stune/rt/tasks		chmod 0664 /dev/stune/rt/tasks

			# Create blkio tuning nodes
			mkdir /dev/blkio/background
			chown system system /dev/blkio
			chown system system /dev/blkio/background
			chown system system /dev/blkio/tasks
			chown system system /dev/blkio/background/tasks
			chmod 0664 /dev/blkio/tasks
			chmod 0664 /dev/blkio/background/tasks

	restorecon_recursive /mnt		restorecon_recursive /mnt

	mount configfs none /config nodev noexec nosuid		mount configfs none /config nodev noexec nosuid