sched: Add 'autogroup' scheduling feature: automated per session task groups

[cascardo/linux.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index 3b159c5..b6f2475 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -174,8 +174,10 @@ static inline void free_signal_struct(struct signal_struct *sig)
 
 static inline void put_signal_struct(struct signal_struct *sig)
 {
-       if (atomic_dec_and_test(&sig->sigcnt))
+       if (atomic_dec_and_test(&sig->sigcnt)) {
+               sched_autogroup_exit(sig);
                free_signal_struct(sig);
+       }
 }
 
 void __put_task_struct(struct task_struct *tsk)
@@ -904,6 +906,7 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
        posix_cpu_timers_init_group(sig);
 
        tty_audit_fork(sig);
+       sched_autogroup_fork(sig);
 
        sig->oom_adj = current->signal->oom_adj;
        sig->oom_score_adj = current->signal->oom_score_adj;