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-rw-r--r--kernel/cgroup.c57
-rw-r--r--kernel/cgroup_freezer.c40
-rw-r--r--kernel/cpuset.c39
-rw-r--r--kernel/events/core.c18
-rw-r--r--kernel/sched/core.c39
-rw-r--r--kernel/sched/cpuacct.c9
6 files changed, 111 insertions, 91 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 4234428f1014..271d9a5cde5f 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -853,8 +853,11 @@ static void cgroup_free_fn(struct work_struct *work)
/*
* Release the subsystem state objects.
*/
- for_each_root_subsys(cgrp->root, ss)
- ss->css_free(cgrp);
+ for_each_root_subsys(cgrp->root, ss) {
+ struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
+
+ ss->css_free(css);
+ }
cgrp->root->number_of_cgroups--;
mutex_unlock(&cgroup_mutex);
@@ -1056,7 +1059,7 @@ static int rebind_subsystems(struct cgroupfs_root *root,
list_move(&ss->sibling, &root->subsys_list);
ss->root = root;
if (ss->bind)
- ss->bind(cgrp);
+ ss->bind(cgrp->subsys[i]);
/* refcount was already taken, and we're keeping it */
root->subsys_mask |= bit;
@@ -1066,7 +1069,7 @@ static int rebind_subsystems(struct cgroupfs_root *root,
BUG_ON(cgrp->subsys[i]->cgroup != cgrp);
if (ss->bind)
- ss->bind(cgroup_dummy_top);
+ ss->bind(cgroup_dummy_top->subsys[i]);
cgroup_dummy_top->subsys[i]->cgroup = cgroup_dummy_top;
cgrp->subsys[i] = NULL;
cgroup_subsys[i]->root = &cgroup_dummy_root;
@@ -2049,8 +2052,10 @@ static int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk,
* step 1: check that we can legitimately attach to the cgroup.
*/
for_each_root_subsys(root, ss) {
+ struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
+
if (ss->can_attach) {
- retval = ss->can_attach(cgrp, &tset);
+ retval = ss->can_attach(css, &tset);
if (retval) {
failed_ss = ss;
goto out_cancel_attach;
@@ -2089,8 +2094,10 @@ static int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk,
* step 4: do subsystem attach callbacks.
*/
for_each_root_subsys(root, ss) {
+ struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
+
if (ss->attach)
- ss->attach(cgrp, &tset);
+ ss->attach(css, &tset);
}
/*
@@ -2109,10 +2116,12 @@ out_put_css_set_refs:
out_cancel_attach:
if (retval) {
for_each_root_subsys(root, ss) {
+ struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
+
if (ss == failed_ss)
break;
if (ss->cancel_attach)
- ss->cancel_attach(cgrp, &tset);
+ ss->cancel_attach(css, &tset);
}
}
out_free_group_list:
@@ -4206,14 +4215,15 @@ static void init_cgroup_css(struct cgroup_subsys_state *css,
/* invoke ->css_online() on a new CSS and mark it online if successful */
static int online_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
{
+ struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
int ret = 0;
lockdep_assert_held(&cgroup_mutex);
if (ss->css_online)
- ret = ss->css_online(cgrp);
+ ret = ss->css_online(css);
if (!ret)
- cgrp->subsys[ss->subsys_id]->flags |= CSS_ONLINE;
+ css->flags |= CSS_ONLINE;
return ret;
}
@@ -4228,9 +4238,9 @@ static void offline_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
return;
if (ss->css_offline)
- ss->css_offline(cgrp);
+ ss->css_offline(css);
- cgrp->subsys[ss->subsys_id]->flags &= ~CSS_ONLINE;
+ css->flags &= ~CSS_ONLINE;
}
/*
@@ -4305,7 +4315,7 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
for_each_root_subsys(root, ss) {
struct cgroup_subsys_state *css;
- css = ss->css_alloc(cgrp);
+ css = ss->css_alloc(parent->subsys[ss->subsys_id]);
if (IS_ERR(css)) {
err = PTR_ERR(css);
goto err_free_all;
@@ -4313,7 +4323,7 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
err = percpu_ref_init(&css->refcnt, css_release);
if (err) {
- ss->css_free(cgrp);
+ ss->css_free(css);
goto err_free_all;
}
@@ -4386,7 +4396,7 @@ err_free_all:
if (css) {
percpu_ref_cancel_init(&css->refcnt);
- ss->css_free(cgrp);
+ ss->css_free(css);
}
}
mutex_unlock(&cgroup_mutex);
@@ -4641,7 +4651,7 @@ static void __init cgroup_init_subsys(struct cgroup_subsys *ss)
/* Create the top cgroup state for this subsystem */
list_add(&ss->sibling, &cgroup_dummy_root.subsys_list);
ss->root = &cgroup_dummy_root;
- css = ss->css_alloc(cgroup_dummy_top);
+ css = ss->css_alloc(cgroup_dummy_top->subsys[ss->subsys_id]);
/* We don't handle early failures gracefully */
BUG_ON(IS_ERR(css));
init_cgroup_css(css, ss, cgroup_dummy_top);
@@ -4720,7 +4730,7 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss)
* struct, so this can happen first (i.e. before the dummy root
* attachment).
*/
- css = ss->css_alloc(cgroup_dummy_top);
+ css = ss->css_alloc(cgroup_dummy_top->subsys[ss->subsys_id]);
if (IS_ERR(css)) {
/* failure case - need to deassign the cgroup_subsys[] slot. */
cgroup_subsys[ss->subsys_id] = NULL;
@@ -4836,7 +4846,7 @@ void cgroup_unload_subsys(struct cgroup_subsys *ss)
* the cgrp->subsys pointer to find their state. note that this
* also takes care of freeing the css_id.
*/
- ss->css_free(cgroup_dummy_top);
+ ss->css_free(cgroup_dummy_top->subsys[ss->subsys_id]);
cgroup_dummy_top->subsys[ss->subsys_id] = NULL;
mutex_unlock(&cgroup_mutex);
@@ -5192,10 +5202,10 @@ void cgroup_exit(struct task_struct *tsk, int run_callbacks)
*/
for_each_builtin_subsys(ss, i) {
if (ss->exit) {
- struct cgroup *old_cgrp = cset->subsys[i]->cgroup;
- struct cgroup *cgrp = task_cgroup(tsk, i);
+ struct cgroup_subsys_state *old_css = cset->subsys[i];
+ struct cgroup_subsys_state *css = task_css(tsk, i);
- ss->exit(cgrp, old_cgrp, tsk);
+ ss->exit(css, old_css, tsk);
}
}
}
@@ -5529,7 +5539,8 @@ struct cgroup_subsys_state *cgroup_css_from_dir(struct file *f, int id)
}
#ifdef CONFIG_CGROUP_DEBUG
-static struct cgroup_subsys_state *debug_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+debug_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct cgroup_subsys_state *css = kzalloc(sizeof(*css), GFP_KERNEL);
@@ -5539,9 +5550,9 @@ static struct cgroup_subsys_state *debug_css_alloc(struct cgroup *cgrp)
return css;
}
-static void debug_css_free(struct cgroup *cgrp)
+static void debug_css_free(struct cgroup_subsys_state *css)
{
- kfree(cgrp->subsys[debug_subsys_id]);
+ kfree(css);
}
static u64 debug_taskcount_read(struct cgroup *cgrp, struct cftype *cft)
diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c
index 657a73cd44c4..f03a85719c3c 100644
--- a/kernel/cgroup_freezer.c
+++ b/kernel/cgroup_freezer.c
@@ -91,7 +91,8 @@ static const char *freezer_state_strs(unsigned int state)
struct cgroup_subsys freezer_subsys;
-static struct cgroup_subsys_state *freezer_css_alloc(struct cgroup *cgroup)
+static struct cgroup_subsys_state *
+freezer_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct freezer *freezer;
@@ -104,16 +105,16 @@ static struct cgroup_subsys_state *freezer_css_alloc(struct cgroup *cgroup)
}
/**
- * freezer_css_online - commit creation of a freezer cgroup
- * @cgroup: cgroup being created
+ * freezer_css_online - commit creation of a freezer css
+ * @css: css being created
*
- * We're committing to creation of @cgroup. Mark it online and inherit
+ * We're committing to creation of @css. Mark it online and inherit
* parent's freezing state while holding both parent's and our
* freezer->lock.
*/
-static int freezer_css_online(struct cgroup *cgroup)
+static int freezer_css_online(struct cgroup_subsys_state *css)
{
- struct freezer *freezer = cgroup_freezer(cgroup);
+ struct freezer *freezer = css_freezer(css);
struct freezer *parent = parent_freezer(freezer);
/*
@@ -140,15 +141,15 @@ static int freezer_css_online(struct cgroup *cgroup)
}
/**
- * freezer_css_offline - initiate destruction of @cgroup
- * @cgroup: cgroup being destroyed
+ * freezer_css_offline - initiate destruction of a freezer css
+ * @css: css being destroyed
*
- * @cgroup is going away. Mark it dead and decrement system_freezing_count
- * if it was holding one.
+ * @css is going away. Mark it dead and decrement system_freezing_count if
+ * it was holding one.
*/
-static void freezer_css_offline(struct cgroup *cgroup)
+static void freezer_css_offline(struct cgroup_subsys_state *css)
{
- struct freezer *freezer = cgroup_freezer(cgroup);
+ struct freezer *freezer = css_freezer(css);
spin_lock_irq(&freezer->lock);
@@ -160,9 +161,9 @@ static void freezer_css_offline(struct cgroup *cgroup)
spin_unlock_irq(&freezer->lock);
}
-static void freezer_css_free(struct cgroup *cgroup)
+static void freezer_css_free(struct cgroup_subsys_state *css)
{
- kfree(cgroup_freezer(cgroup));
+ kfree(css_freezer(css));
}
/*
@@ -174,25 +175,26 @@ static void freezer_css_free(struct cgroup *cgroup)
* @freezer->lock. freezer_attach() makes the new tasks conform to the
* current state and all following state changes can see the new tasks.
*/
-static void freezer_attach(struct cgroup *new_cgrp, struct cgroup_taskset *tset)
+static void freezer_attach(struct cgroup_subsys_state *new_css,
+ struct cgroup_taskset *tset)
{
- struct freezer *freezer = cgroup_freezer(new_cgrp);
+ struct freezer *freezer = css_freezer(new_css);
struct task_struct *task;
bool clear_frozen = false;
spin_lock_irq(&freezer->lock);
/*
- * Make the new tasks conform to the current state of @new_cgrp.
+ * Make the new tasks conform to the current state of @new_css.
* For simplicity, when migrating any task to a FROZEN cgroup, we
* revert it to FREEZING and let update_if_frozen() determine the
* correct state later.
*
- * Tasks in @tset are on @new_cgrp but may not conform to its
+ * Tasks in @tset are on @new_css but may not conform to its
* current state before executing the following - !frozen tasks may
* be visible in a FROZEN cgroup and frozen tasks in a THAWED one.
*/
- cgroup_taskset_for_each(task, new_cgrp, tset) {
+ cgroup_taskset_for_each(task, new_css->cgroup, tset) {
if (!(freezer->state & CGROUP_FREEZING)) {
__thaw_task(task);
} else {
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 259a4af37e69..8ce3fdc3dfcc 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1455,9 +1455,10 @@ static int fmeter_getrate(struct fmeter *fmp)
}
/* Called by cgroups to determine if a cpuset is usable; cpuset_mutex held */
-static int cpuset_can_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
+static int cpuset_can_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
{
- struct cpuset *cs = cgroup_cs(cgrp);
+ struct cpuset *cs = css_cs(css);
struct task_struct *task;
int ret;
@@ -1468,11 +1469,11 @@ static int cpuset_can_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
* flag is set.
*/
ret = -ENOSPC;
- if (!cgroup_sane_behavior(cgrp) &&
+ if (!cgroup_sane_behavior(css->cgroup) &&
(cpumask_empty(cs->cpus_allowed) || nodes_empty(cs->mems_allowed)))
goto out_unlock;
- cgroup_taskset_for_each(task, cgrp, tset) {
+ cgroup_taskset_for_each(task, css->cgroup, tset) {
/*
* Kthreads which disallow setaffinity shouldn't be moved
* to a new cpuset; we don't want to change their cpu
@@ -1501,11 +1502,11 @@ out_unlock:
return ret;
}
-static void cpuset_cancel_attach(struct cgroup *cgrp,
+static void cpuset_cancel_attach(struct cgroup_subsys_state *css,
struct cgroup_taskset *tset)
{
mutex_lock(&cpuset_mutex);
- cgroup_cs(cgrp)->attach_in_progress--;
+ css_cs(css)->attach_in_progress--;
mutex_unlock(&cpuset_mutex);
}
@@ -1516,7 +1517,8 @@ static void cpuset_cancel_attach(struct cgroup *cgrp,
*/
static cpumask_var_t cpus_attach;
-static void cpuset_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
+static void cpuset_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
{
/* static buf protected by cpuset_mutex */
static nodemask_t cpuset_attach_nodemask_to;
@@ -1524,7 +1526,7 @@ static void cpuset_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
struct task_struct *task;
struct task_struct *leader = cgroup_taskset_first(tset);
struct cgroup *oldcgrp = cgroup_taskset_cur_cgroup(tset);
- struct cpuset *cs = cgroup_cs(cgrp);
+ struct cpuset *cs = css_cs(css);
struct cpuset *oldcs = cgroup_cs(oldcgrp);
struct cpuset *cpus_cs = effective_cpumask_cpuset(cs);
struct cpuset *mems_cs = effective_nodemask_cpuset(cs);
@@ -1539,7 +1541,7 @@ static void cpuset_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
guarantee_online_mems(mems_cs, &cpuset_attach_nodemask_to);
- cgroup_taskset_for_each(task, cgrp, tset) {
+ cgroup_taskset_for_each(task, css->cgroup, tset) {
/*
* can_attach beforehand should guarantee that this doesn't
* fail. TODO: have a better way to handle failure here
@@ -1940,11 +1942,12 @@ static struct cftype files[] = {
* cgrp: control group that the new cpuset will be part of
*/
-static struct cgroup_subsys_state *cpuset_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+cpuset_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct cpuset *cs;
- if (!cgrp->parent)
+ if (!parent_css)
return &top_cpuset.css;
cs = kzalloc(sizeof(*cs), GFP_KERNEL);
@@ -1964,9 +1967,9 @@ static struct cgroup_subsys_state *cpuset_css_alloc(struct cgroup *cgrp)
return &cs->css;
}
-static int cpuset_css_online(struct cgroup *cgrp)
+static int cpuset_css_online(struct cgroup_subsys_state *css)
{
- struct cpuset *cs = cgroup_cs(cgrp);
+ struct cpuset *cs = css_cs(css);
struct cpuset *parent = parent_cs(cs);
struct cpuset *tmp_cs;
struct cgroup *pos_cgrp;
@@ -1984,7 +1987,7 @@ static int cpuset_css_online(struct cgroup *cgrp)
number_of_cpusets++;
- if (!test_bit(CGRP_CPUSET_CLONE_CHILDREN, &cgrp->flags))
+ if (!test_bit(CGRP_CPUSET_CLONE_CHILDREN, &css->cgroup->flags))
goto out_unlock;
/*
@@ -2024,9 +2027,9 @@ out_unlock:
* will call rebuild_sched_domains_locked().
*/
-static void cpuset_css_offline(struct cgroup *cgrp)
+static void cpuset_css_offline(struct cgroup_subsys_state *css)
{
- struct cpuset *cs = cgroup_cs(cgrp);
+ struct cpuset *cs = css_cs(css);
mutex_lock(&cpuset_mutex);
@@ -2039,9 +2042,9 @@ static void cpuset_css_offline(struct cgroup *cgrp)
mutex_unlock(&cpuset_mutex);
}
-static void cpuset_css_free(struct cgroup *cgrp)
+static void cpuset_css_free(struct cgroup_subsys_state *css)
{
- struct cpuset *cs = cgroup_cs(cgrp);
+ struct cpuset *cs = css_cs(css);
free_cpumask_var(cs->cpus_allowed);
kfree(cs);
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 414c61f4d776..9705a0ed1dce 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7778,7 +7778,8 @@ unlock:
device_initcall(perf_event_sysfs_init);
#ifdef CONFIG_CGROUP_PERF
-static struct cgroup_subsys_state *perf_cgroup_css_alloc(struct cgroup *cont)
+static struct cgroup_subsys_state *
+perf_cgroup_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct perf_cgroup *jc;
@@ -7795,11 +7796,10 @@ static struct cgroup_subsys_state *perf_cgroup_css_alloc(struct cgroup *cont)
return &jc->css;
}
-static void perf_cgroup_css_free(struct cgroup *cont)
+static void perf_cgroup_css_free(struct cgroup_subsys_state *css)
{
- struct perf_cgroup *jc;
- jc = container_of(cgroup_css(cont, perf_subsys_id),
- struct perf_cgroup, css);
+ struct perf_cgroup *jc = container_of(css, struct perf_cgroup, css);
+
free_percpu(jc->info);
kfree(jc);
}
@@ -7811,15 +7811,17 @@ static int __perf_cgroup_move(void *info)
return 0;
}
-static void perf_cgroup_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)
+static void perf_cgroup_attach(struct cgroup_subsys_state *css,
+ struct cgroup_taskset *tset)
{
struct task_struct *task;
- cgroup_taskset_for_each(task, cgrp, tset)
+ cgroup_taskset_for_each(task, css->cgroup, tset)
task_function_call(task, __perf_cgroup_move, task);
}
-static void perf_cgroup_exit(struct cgroup *cgrp, struct cgroup *old_cgrp,
+static void perf_cgroup_exit(struct cgroup_subsys_state *css,
+ struct cgroup_subsys_state *old_css,
struct task_struct *task)
{
/*
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 7a10742b389a..622b7efc5ade 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7094,16 +7094,17 @@ static inline struct task_group *cgroup_tg(struct cgroup *cgrp)
return css_tg(cgroup_css(cgrp, cpu_cgroup_subsys_id));
}
-static struct cgroup_subsys_state *cpu_cgroup_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+cpu_cgroup_css_alloc(struct cgroup_subsys_state *parent_css)
{
- struct task_group *tg, *parent;
+ struct task_group *parent = css_tg(parent_css);
+ struct task_group *tg;
- if (!cgrp->parent) {
+ if (!parent) {
/* This is early initialization for the top cgroup */
return &root_task_group.css;
}
- parent = cgroup_tg(cgrp->parent);
tg = sched_create_group(parent);
if (IS_ERR(tg))
return ERR_PTR(-ENOMEM);
@@ -7111,38 +7112,38 @@ static struct cgroup_subsys_state *cpu_cgroup_css_alloc(struct cgroup *cgrp)
return &tg->css;
}
-static int cpu_cgroup_css_online(struct cgroup *cgrp)
+static int cpu_cgroup_css_online(struct cgroup_subsys_state *css)
{
- struct task_group *tg = cgroup_tg(cgrp);
- struct task_group *parent = css_tg(css_parent(&tg->css));
+ struct task_group *tg = css_tg(css);
+ struct task_group *parent = css_tg(css_parent(css));
if (parent)
sched_online_group(tg, parent);
return 0;
}
-static void cpu_cgroup_css_free(struct cgroup *cgrp)
+static void cpu_cgroup_css_free(struct cgroup_subsys_state *css)
{
- struct task_group *tg = cgroup_tg(cgrp);
+ struct task_group *tg = css_tg(css);
sched_destroy_group(tg);
}
-static void cpu_cgroup_css_offline(struct cgroup *cgrp)
+static void cpu_cgroup_css_offline(struct cgroup_subsys_state *css)
{
- struct task_group *tg = cgroup_tg(cgrp);
+ struct task_group *tg = css_tg(css);
sched_offline_group(tg);
}
-static int cpu_cgroup_can_attach(struct cgroup *cgrp,
+static int cpu_cgroup_can_attach(struct cgroup_subsys_state *css,
struct cgroup_taskset *tset)
{
struct task_struct *task;
- cgroup_taskset_for_each(task, cgrp, tset) {
+ cgroup_taskset_for_each(task, css->cgroup, tset) {
#ifdef CONFIG_RT_GROUP_SCHED
- if (!sched_rt_can_attach(cgroup_tg(cgrp), task))
+ if (!sched_rt_can_attach(css_tg(css), task))
return -EINVAL;
#else
/* We don't support RT-tasks being in separate groups */
@@ -7153,18 +7154,18 @@ static int cpu_cgroup_can_attach(struct cgroup *cgrp,
return 0;
}
-static void cpu_cgroup_attach(struct cgroup *cgrp,
+static void cpu_cgroup_attach(struct cgroup_subsys_state *css,
struct cgroup_taskset *tset)
{
struct task_struct *task;
- cgroup_taskset_for_each(task, cgrp, tset)
+ cgroup_taskset_for_each(task, css->cgroup, tset)
sched_move_task(task);
}
-static void
-cpu_cgroup_exit(struct cgroup *cgrp, struct cgroup *old_cgrp,
- struct task_struct *task)
+static void cpu_cgroup_exit(struct cgroup_subsys_state *css,
+ struct cgroup_subsys_state *old_css,
+ struct task_struct *task)
{
/*
* cgroup_exit() is called in the copy_process() failure path.
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index f6926a149a71..1b784d9b3630 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -62,11 +62,12 @@ static struct cpuacct root_cpuacct = {
};
/* create a new cpu accounting group */
-static struct cgroup_subsys_state *cpuacct_css_alloc(struct cgroup *cgrp)
+static struct cgroup_subsys_state *
+cpuacct_css_alloc(struct cgroup_subsys_state *parent_css)
{
struct cpuacct *ca;
- if (!cgrp->parent)
+ if (!parent_css)
return &root_cpuacct.css;
ca = kzalloc(sizeof(*ca), GFP_KERNEL);
@@ -92,9 +93,9 @@ out:
}
/* destroy an existing cpu accounting group */
-static void cpuacct_css_free(struct cgroup *cgrp)
+static void cpuacct_css_free(struct cgroup_subsys_state *css)
{
- struct cpuacct *ca = cgroup_ca(cgrp);
+ struct cpuacct *ca = css_ca(css);
free_percpu(ca->cpustat);
free_percpu(ca->cpuusage);
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-04 16:38:01 +0100