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Diffstat (limited to 'kernel/cpuset.c')
-rw-r--r--kernel/cpuset.c58
1 files changed, 29 insertions, 29 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 89b76e1d3aa1..be4f5036ea5e 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -210,29 +210,29 @@ static struct cpuset top_cpuset = {
/**
* cpuset_for_each_child - traverse online children of a cpuset
* @child_cs: loop cursor pointing to the current child
- * @pos_cgrp: used for iteration
+ * @pos_css: used for iteration
* @parent_cs: target cpuset to walk children of
*
* Walk @child_cs through the online children of @parent_cs. Must be used
* with RCU read locked.
*/
-#define cpuset_for_each_child(child_cs, pos_cgrp, parent_cs) \
- cgroup_for_each_child((pos_cgrp), (parent_cs)->css.cgroup) \
- if (is_cpuset_online(((child_cs) = cgroup_cs((pos_cgrp)))))
+#define cpuset_for_each_child(child_cs, pos_css, parent_cs) \
+ css_for_each_child((pos_css), &(parent_cs)->css) \
+ if (is_cpuset_online(((child_cs) = css_cs((pos_css)))))
/**
* cpuset_for_each_descendant_pre - pre-order walk of a cpuset's descendants
* @des_cs: loop cursor pointing to the current descendant
- * @pos_cgrp: used for iteration
+ * @pos_css: used for iteration
* @root_cs: target cpuset to walk ancestor of
*
* Walk @des_cs through the online descendants of @root_cs. Must be used
- * with RCU read locked. The caller may modify @pos_cgrp by calling
- * cgroup_rightmost_descendant() to skip subtree.
+ * with RCU read locked. The caller may modify @pos_css by calling
+ * css_rightmost_descendant() to skip subtree.
*/
-#define cpuset_for_each_descendant_pre(des_cs, pos_cgrp, root_cs) \
- cgroup_for_each_descendant_pre((pos_cgrp), (root_cs)->css.cgroup) \
- if (is_cpuset_online(((des_cs) = cgroup_cs((pos_cgrp)))))
+#define cpuset_for_each_descendant_pre(des_cs, pos_css, root_cs) \
+ css_for_each_descendant_pre((pos_css), &(root_cs)->css) \
+ if (is_cpuset_online(((des_cs) = css_cs((pos_css)))))
/*
* There are two global mutexes guarding cpuset structures - cpuset_mutex
@@ -430,7 +430,7 @@ static void free_trial_cpuset(struct cpuset *trial)
static int validate_change(struct cpuset *cur, struct cpuset *trial)
{
- struct cgroup *cgrp;
+ struct cgroup_subsys_state *css;
struct cpuset *c, *par;
int ret;
@@ -438,7 +438,7 @@ static int validate_change(struct cpuset *cur, struct cpuset *trial)
/* Each of our child cpusets must be a subset of us */
ret = -EBUSY;
- cpuset_for_each_child(c, cgrp, cur)
+ cpuset_for_each_child(c, css, cur)
if (!is_cpuset_subset(c, trial))
goto out;
@@ -459,7 +459,7 @@ static int validate_change(struct cpuset *cur, struct cpuset *trial)
* overlap
*/
ret = -EINVAL;
- cpuset_for_each_child(c, cgrp, par) {
+ cpuset_for_each_child(c, css, par) {
if ((is_cpu_exclusive(trial) || is_cpu_exclusive(c)) &&
c != cur &&
cpumask_intersects(trial->cpus_allowed, c->cpus_allowed))
@@ -508,13 +508,13 @@ static void update_domain_attr_tree(struct sched_domain_attr *dattr,
struct cpuset *root_cs)
{
struct cpuset *cp;
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
rcu_read_lock();
- cpuset_for_each_descendant_pre(cp, pos_cgrp, root_cs) {
+ cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {
/* skip the whole subtree if @cp doesn't have any CPU */
if (cpumask_empty(cp->cpus_allowed)) {
- pos_cgrp = cgroup_rightmost_descendant(pos_cgrp);
+ pos_css = css_rightmost_descendant(pos_css);
continue;
}
@@ -589,7 +589,7 @@ static int generate_sched_domains(cpumask_var_t **domains,
struct sched_domain_attr *dattr; /* attributes for custom domains */
int ndoms = 0; /* number of sched domains in result */
int nslot; /* next empty doms[] struct cpumask slot */
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
doms = NULL;
dattr = NULL;
@@ -618,7 +618,7 @@ static int generate_sched_domains(cpumask_var_t **domains,
csn = 0;
rcu_read_lock();
- cpuset_for_each_descendant_pre(cp, pos_cgrp, &top_cpuset) {
+ cpuset_for_each_descendant_pre(cp, pos_css, &top_cpuset) {
/*
* Continue traversing beyond @cp iff @cp has some CPUs and
* isn't load balancing. The former is obvious. The
@@ -635,7 +635,7 @@ static int generate_sched_domains(cpumask_var_t **domains,
csa[csn++] = cp;
/* skip @cp's subtree */
- pos_cgrp = cgroup_rightmost_descendant(pos_cgrp);
+ pos_css = css_rightmost_descendant(pos_css);
}
rcu_read_unlock();
@@ -886,16 +886,16 @@ static void update_tasks_cpumask_hier(struct cpuset *root_cs,
bool update_root, struct ptr_heap *heap)
{
struct cpuset *cp;
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
if (update_root)
update_tasks_cpumask(root_cs, heap);
rcu_read_lock();
- cpuset_for_each_descendant_pre(cp, pos_cgrp, root_cs) {
+ cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {
/* skip the whole subtree if @cp have some CPU */
if (!cpumask_empty(cp->cpus_allowed)) {
- pos_cgrp = cgroup_rightmost_descendant(pos_cgrp);
+ pos_css = css_rightmost_descendant(pos_css);
continue;
}
if (!css_tryget(&cp->css))
@@ -1143,16 +1143,16 @@ static void update_tasks_nodemask_hier(struct cpuset *root_cs,
bool update_root, struct ptr_heap *heap)
{
struct cpuset *cp;
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
if (update_root)
update_tasks_nodemask(root_cs, heap);
rcu_read_lock();
- cpuset_for_each_descendant_pre(cp, pos_cgrp, root_cs) {
+ cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {
/* skip the whole subtree if @cp have some CPU */
if (!nodes_empty(cp->mems_allowed)) {
- pos_cgrp = cgroup_rightmost_descendant(pos_cgrp);
+ pos_css = css_rightmost_descendant(pos_css);
continue;
}
if (!css_tryget(&cp->css))
@@ -1973,7 +1973,7 @@ static int cpuset_css_online(struct cgroup_subsys_state *css)
struct cpuset *cs = css_cs(css);
struct cpuset *parent = parent_cs(cs);
struct cpuset *tmp_cs;
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
if (!parent)
return 0;
@@ -2005,7 +2005,7 @@ static int cpuset_css_online(struct cgroup_subsys_state *css)
* (and likewise for mems) to the new cgroup.
*/
rcu_read_lock();
- cpuset_for_each_child(tmp_cs, pos_cgrp, parent) {
+ cpuset_for_each_child(tmp_cs, pos_css, parent) {
if (is_mem_exclusive(tmp_cs) || is_cpu_exclusive(tmp_cs)) {
rcu_read_unlock();
goto out_unlock;
@@ -2252,10 +2252,10 @@ static void cpuset_hotplug_workfn(struct work_struct *work)
/* if cpus or mems changed, we need to propagate to descendants */
if (cpus_updated || mems_updated) {
struct cpuset *cs;
- struct cgroup *pos_cgrp;
+ struct cgroup_subsys_state *pos_css;
rcu_read_lock();
- cpuset_for_each_descendant_pre(cs, pos_cgrp, &top_cpuset) {
+ cpuset_for_each_descendant_pre(cs, pos_css, &top_cpuset) {
if (!css_tryget(&cs->css))
continue;
rcu_read_unlock();
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-22 09:56:21 +0000