[PATCH] pi-futex: missing pi_waiters plist initialization

[karo-tx-linux.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index 451cfd35bf22cdccfdd3f93871ee3712bc3d688a..1b0f7b1e088189a53d531e038b1dce75ad3f7a6a 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -44,6 +44,7 @@
 #include <linux/acct.h>
 #include <linux/cn_proc.h>
 #include <linux/delayacct.h>
+#include <linux/taskstats_kern.h>
 
 #include <asm/pgtable.h>
 #include <asm/pgalloc.h>
@@ -819,6 +820,7 @@ static inline int copy_signal(unsigned long clone_flags, struct task_struct * ts
        if (clone_flags & CLONE_THREAD) {
                atomic_inc(&current->signal->count);
                atomic_inc(&current->signal->live);
+               taskstats_tgid_alloc(current->signal);
                return 0;
        }
        sig = kmem_cache_alloc(signal_cachep, GFP_KERNEL);
@@ -863,6 +865,7 @@ static inline int copy_signal(unsigned long clone_flags, struct task_struct * ts
        INIT_LIST_HEAD(&sig->cpu_timers[0]);
        INIT_LIST_HEAD(&sig->cpu_timers[1]);
        INIT_LIST_HEAD(&sig->cpu_timers[2]);
+       taskstats_tgid_init(sig);
 
        task_lock(current->group_leader);
        memcpy(sig->rlim, current->signal->rlim, sizeof sig->rlim);
@@ -884,6 +887,7 @@ static inline int copy_signal(unsigned long clone_flags, struct task_struct * ts
 void __cleanup_signal(struct signal_struct *sig)
 {
        exit_thread_group_keys(sig);
+       taskstats_tgid_free(sig);
        kmem_cache_free(signal_cachep, sig);
 }