1 files changed, 4 insertions, 1 deletions

diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index d5dbef5e89e6..f66bdd33a6c6 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -1287,7 +1287,10 @@ static inline int fastpath_timer_check(struct task_struct *tsk)
         if (sig->cputimer.running) {
                 struct task_cputime group_sample;
 
-                thread_group_cputimer(tsk, &group_sample);
+                spin_lock(&sig->cputimer.lock);
+                group_sample = sig->cputimer.cputime;
+                spin_unlock(&sig->cputimer.lock);
+
                 if (task_cputime_expired(&group_sample, &sig->cputime_expires))
                         return 1;
         }