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unit: trim cgroups when going down

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This commit is contained in:
Lennart Poettering 2010-07-10 17:34:42 +02:00
parent 582a507f1a
commit fb38518151
3 changed files with 20 additions and 0 deletions
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14
src/cgroup.c
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@ -101,6 +101,20 @@ void cgroup_bonding_free_list(CGroupBonding *first) {
cgroup_bonding_free(b);
}
void cgroup_bonding_trim(CGroupBonding *b, bool delete_root) {
assert(b);
if (b->realized && b->only_us && b->clean_up)
cg_trim(b->controller, b->path, delete_root);
}
void cgroup_bonding_trim_list(CGroupBonding *first, bool delete_root) {
CGroupBonding *b;
LIST_FOREACH(by_unit, b, first)
cgroup_bonding_trim(b, delete_root);
}
int cgroup_bonding_install(CGroupBonding *b, pid_t pid) {
int r;

3
src/cgroup.h
View file

@ -61,6 +61,9 @@ int cgroup_bonding_install_list(CGroupBonding *first, pid_t pid);
int cgroup_bonding_kill(CGroupBonding *b, int sig);
int cgroup_bonding_kill_list(CGroupBonding *first, int sig);
void cgroup_bonding_trim(CGroupBonding *first, bool delete_root);
void cgroup_bonding_trim_list(CGroupBonding *first, bool delete_root);
int cgroup_bonding_is_empty(CGroupBonding *b);
int cgroup_bonding_is_empty_list(CGroupBonding *first);

3
src/unit.c
View file

@ -973,6 +973,9 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns) {
if (ns != os && ns == UNIT_MAINTENANCE)
log_notice("Unit %s entered maintenance state.", u->meta.id);
if (UNIT_IS_INACTIVE_OR_MAINTENANCE(ns))
cgroup_bonding_trim_list(u->meta.cgroup_bondings, true);
timer_unit_notify(u, ns);
path_unit_notify(u, ns);