diff options
Diffstat (limited to 'init')
| -rw-r--r-- | init/Kconfig | 44 | ||||
| -rw-r--r-- | init/main.c | 9 |
2 files changed, 48 insertions, 5 deletions
diff --git a/init/Kconfig b/init/Kconfig index f5500e552254..1473414ec8fe 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1039,6 +1039,23 @@ config CGROUP_SCHEDTUNE config PAGE_COUNTER bool +config CGROUP_SCHEDTUNE + bool "CFS tasks boosting cgroup subsystem (EXPERIMENTAL)" + depends on SCHED_TUNE + help + This option provides the "schedtune" controller which improves the + flexibility of the task boosting mechanism by introducing the support + to define "per task" boost values. + + This new controller: + 1. allows only a two layers hierarchy, where the root defines the + system-wide boost value and its direct childrens define each one a + different "class of tasks" to be boosted with a different value + 2. supports up to 16 different task classes, each one which could be + configured with a different boost value + + Say N if unsure. + config MEMCG bool "Memory Resource Controller for Control Groups" select PAGE_COUNTER @@ -1190,6 +1207,33 @@ config CGROUP_WRITEBACK endif # CGROUPS +config SCHED_HMP + bool "Scheduler support for heterogenous multi-processor systems" + depends on SMP && FAIR_GROUP_SCHED + help + This feature will let the scheduler optimize task placement on + systems made of heterogeneous cpus i.e cpus that differ either + in their instructions per-cycle capability or the maximum + frequency they can attain. + +config SCHED_HMP_CSTATE_AWARE + bool "CPU C-state aware scheduler" + depends on SCHED_HMP + help + This feature will let the HMP scheduler optimize task placement + with CPUs C-state. If this is enabled, scheduler places tasks + onto the shallowest C-state CPU among the most power efficient CPUs. + +config SCHED_CORE_CTL + bool "QTI Core Control" + depends on SMP + help + This options enables the core control functionality in + the scheduler. Core control automatically offline and + online cores based on cpu load and utilization. + + If unsure, say N here. + config CHECKPOINT_RESTORE bool "Checkpoint/restore support" if EXPERT select PROC_CHILDREN diff --git a/init/main.c b/init/main.c index db6b6cbb846b..e0390d396e47 100644 --- a/init/main.c +++ b/init/main.c @@ -507,11 +507,6 @@ asmlinkage __visible void __init start_kernel(void) smp_setup_processor_id(); debug_objects_early_init(); - /* - * Set up the the initial canary ASAP: - */ - boot_init_stack_canary(); - cgroup_init_early(); local_irq_disable(); @@ -525,6 +520,10 @@ asmlinkage __visible void __init start_kernel(void) page_address_init(); pr_notice("%s", linux_banner); setup_arch(&command_line); + /* + * Set up the the initial canary ASAP: + */ + boot_init_stack_canary(); mm_init_cpumask(&init_mm); setup_command_line(command_line); setup_nr_cpu_ids(); |