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-rw-r--r--kernel/fork.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 451cfd35bf22..1b0f7b1e0881 100644
--- 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);
}
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