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-rw-r--r--src/core/cgroup.c24
-rw-r--r--src/core/cgroup.h1
-rw-r--r--src/core/manager.c4
3 files changed, 20 insertions, 9 deletions
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 9f06b28f26..0a5a08aeba 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -1378,9 +1378,8 @@ Unit* manager_get_unit_by_cgroup(Manager *m, const char *cgroup) {
}
}
-Unit *manager_get_unit_by_pid(Manager *m, pid_t pid) {
+Unit *manager_get_unit_by_pid_cgroup(Manager *m, pid_t pid) {
_cleanup_free_ char *cgroup = NULL;
- Unit *u;
int r;
assert(m);
@@ -1388,6 +1387,21 @@ Unit *manager_get_unit_by_pid(Manager *m, pid_t pid) {
if (pid <= 0)
return NULL;
+ r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &cgroup);
+ if (r < 0)
+ return NULL;
+
+ return manager_get_unit_by_cgroup(m, cgroup);
+}
+
+Unit *manager_get_unit_by_pid(Manager *m, pid_t pid) {
+ Unit *u;
+
+ assert(m);
+
+ if (pid <= 0)
+ return NULL;
+
if (pid == 1)
return hashmap_get(m->units, SPECIAL_INIT_SCOPE);
@@ -1399,11 +1413,7 @@ Unit *manager_get_unit_by_pid(Manager *m, pid_t pid) {
if (u)
return u;
- r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &cgroup);
- if (r < 0)
- return NULL;
-
- return manager_get_unit_by_cgroup(m, cgroup);
+ return manager_get_unit_by_pid_cgroup(m, pid);
}
int manager_notify_cgroup_empty(Manager *m, const char *cgroup) {
diff --git a/src/core/cgroup.h b/src/core/cgroup.h
index 1ce21f43f2..438f5bf50f 100644
--- a/src/core/cgroup.h
+++ b/src/core/cgroup.h
@@ -130,6 +130,7 @@ void manager_shutdown_cgroup(Manager *m, bool delete);
unsigned manager_dispatch_cgroup_queue(Manager *m);
Unit *manager_get_unit_by_cgroup(Manager *m, const char *cgroup);
+Unit *manager_get_unit_by_pid_cgroup(Manager *m, pid_t pid);
Unit* manager_get_unit_by_pid(Manager *m, pid_t pid);
int unit_search_main_pid(Unit *u, pid_t *ret);
diff --git a/src/core/manager.c b/src/core/manager.c
index c2d262a5d3..fc10ddb5d9 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -1585,7 +1585,7 @@ static int manager_dispatch_notify_fd(sd_event_source *source, int fd, uint32_t
/* Notify every unit that might be interested, but try
* to avoid notifying the same one multiple times. */
- u1 = manager_get_unit_by_pid(m, ucred->pid);
+ u1 = manager_get_unit_by_pid_cgroup(m, ucred->pid);
if (u1) {
manager_invoke_notify_message(m, u1, ucred->pid, buf, n, fds);
found = true;
@@ -1663,7 +1663,7 @@ static int manager_dispatch_sigchld(Manager *m) {
/* And now figure out the unit this belongs
* to, it might be multiple... */
- u1 = manager_get_unit_by_pid(m, si.si_pid);
+ u1 = manager_get_unit_by_pid_cgroup(m, si.si_pid);
if (u1)
invoke_sigchld_event(m, u1, &si);
u2 = hashmap_get(m->watch_pids1, PID_TO_PTR(si.si_pid));