X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=kernel%2Fposix-cpu-timers.c;h=a278cad1d5d6225a52e6bf00b2fd90f98bbe916e;hb=c91368c4889a0ee5dd06552adbb50ae54f5096fd;hp=d73840271dcee993936b48cc9e7f7d5f66a5c546;hpb=e777d192ffb9f2929d547a2f8a5f65b7db7a9552;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index d738402..a278cad 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -9,6 +9,7 @@
 #include <asm/uaccess.h>
 #include <linux/kernel_stat.h>
 #include <trace/events/timer.h>
+#include <linux/random.h>
 
 /*
  * Called after updating RLIMIT_CPU to run cpu timer and update
@@ -470,6 +471,8 @@ static void cleanup_timers(struct list_head *head,
  */
 void posix_cpu_timers_exit(struct task_struct *tsk)
 {
+	add_device_randomness((const void*) &tsk->se.sum_exec_runtime,
+						sizeof(unsigned long long));
 	cleanup_timers(tsk->cpu_timers,
 		       tsk->utime, tsk->stime, tsk->se.sum_exec_runtime);