diff options
Diffstat (limited to 'kernel/cgroup.c')
| -rw-r--r-- | kernel/cgroup.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 91eac33fac8..d56d9363d4b 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -2982,30 +2982,6 @@ int cgroup_task_count(const struct cgroup *cgrp) } /* - * Advance a list_head iterator. The iterator should be positioned at - * the start of a css_set - */ -static void cgroup_advance_iter(struct cgroup *cgrp, struct cgroup_iter *it) -{ - struct list_head *l = it->cset_link; - struct cgrp_cset_link *link; - struct css_set *cset; - - /* Advance to the next non-empty css_set */ - do { - l = l->next; - if (l == &cgrp->cset_links) { - it->cset_link = NULL; - return; - } - link = list_entry(l, struct cgrp_cset_link, cset_link); - cset = link->cset; - } while (list_empty(&cset->tasks)); - it->cset_link = l; - it->task = cset->tasks.next; -} - -/* * To reduce the fork() overhead for systems that are not actually * using their cgroups capability, we don't maintain the lists running * through each css_set to its tasks until we see the list actually @@ -3223,6 +3199,30 @@ css_next_descendant_post(struct cgroup_subsys_state *pos, } EXPORT_SYMBOL_GPL(css_next_descendant_post); +/* + * Advance a list_head iterator. The iterator should be positioned at + * the start of a css_set + */ +static void cgroup_advance_iter(struct cgroup *cgrp, struct cgroup_iter *it) +{ + struct list_head *l = it->cset_link; + struct cgrp_cset_link *link; + struct css_set *cset; + + /* Advance to the next non-empty css_set */ + do { + l = l->next; + if (l == &cgrp->cset_links) { + it->cset_link = NULL; + return; + } + link = list_entry(l, struct cgrp_cset_link, cset_link); + cset = link->cset; + } while (list_empty(&cset->tasks)); + it->cset_link = l; + it->task = cset->tasks.next; +} + void cgroup_iter_start(struct cgroup *cgrp, struct cgroup_iter *it) __acquires(css_set_lock) { |