Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[platform/adaptation/renesas_rcar/renesas_kernel.git] / kernel / sched / core.c

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ab9745f..d833cc9 100644 (file)
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -83,6 +83,7 @@
 
 #include "sched.h"
 #include "../workqueue_sched.h"
+#include "../smpboot.h"
 
 #define CREATE_TRACE_POINTS
 #include <trace/events/sched.h>
@@ -1911,7 +1912,7 @@ prepare_task_switch(struct rq *rq, struct task_struct *prev,
                    struct task_struct *next)
 {
        sched_info_switch(prev, next);
-       perf_event_task_sched_out(prev, next);
+       perf_event_task_sched(prev, next);
        fire_sched_out_preempt_notifiers(prev, next);
        prepare_lock_switch(rq, next);
        prepare_arch_switch(next);
@@ -1954,13 +1955,6 @@ static void finish_task_switch(struct rq *rq, struct task_struct *prev)
         */
        prev_state = prev->state;
        finish_arch_switch(prev);
-#ifdef __ARCH_WANT_INTERRUPTS_ON_CTXSW
-       local_irq_disable();
-#endif /* __ARCH_WANT_INTERRUPTS_ON_CTXSW */
-       perf_event_task_sched_in(prev, current);
-#ifdef __ARCH_WANT_INTERRUPTS_ON_CTXSW
-       local_irq_enable();
-#endif /* __ARCH_WANT_INTERRUPTS_ON_CTXSW */
        finish_lock_switch(rq, prev);
        finish_arch_post_lock_switch();
 
@@ -2081,6 +2075,7 @@ context_switch(struct rq *rq, struct task_struct *prev,
 #endif
 
        /* Here we just switch the register state and the stack. */
+       rcu_switch_from(prev);
        switch_to(prev, next, prev);
 
        barrier();
@@ -7077,6 +7072,7 @@ void __init sched_init(void)
        /* May be allocated at isolcpus cmdline parse time */
        if (cpu_isolated_map == NULL)
                zalloc_cpumask_var(&cpu_isolated_map, GFP_NOWAIT);
+       idle_thread_set_boot_cpu();
 #endif
        init_sched_fair_class();
 
@@ -7998,13 +7994,9 @@ static struct cftype cpu_files[] = {
                .write_u64 = cpu_rt_period_write_uint,
        },
 #endif
+       { }     /* terminate */
 };
 
-static int cpu_cgroup_populate(struct cgroup_subsys *ss, struct cgroup *cont)
-{
-       return cgroup_add_files(cont, ss, cpu_files, ARRAY_SIZE(cpu_files));
-}
-
 struct cgroup_subsys cpu_cgroup_subsys = {
        .name           = "cpu",
        .create         = cpu_cgroup_create,
@@ -8012,8 +8004,8 @@ struct cgroup_subsys cpu_cgroup_subsys = {
        .can_attach     = cpu_cgroup_can_attach,
        .attach         = cpu_cgroup_attach,
        .exit           = cpu_cgroup_exit,
-       .populate       = cpu_cgroup_populate,
        .subsys_id      = cpu_cgroup_subsys_id,
+       .base_cftypes   = cpu_files,
        .early_init     = 1,
 };
 
@@ -8198,13 +8190,9 @@ static struct cftype files[] = {
                .name = "stat",
                .read_map = cpuacct_stats_show,
        },
+       { }     /* terminate */
 };
 
-static int cpuacct_populate(struct cgroup_subsys *ss, struct cgroup *cgrp)
-{
-       return cgroup_add_files(cgrp, ss, files, ARRAY_SIZE(files));
-}
-
 /*
  * charge this task's execution time to its accounting group.
  *
@@ -8236,7 +8224,7 @@ struct cgroup_subsys cpuacct_subsys = {
        .name = "cpuacct",
        .create = cpuacct_create,
        .destroy = cpuacct_destroy,
-       .populate = cpuacct_populate,
        .subsys_id = cpuacct_subsys_id,
+       .base_cftypes = files,
 };
 #endif /* CONFIG_CGROUP_CPUACCT */