1 files changed, 3 insertions, 1 deletions

diff --git a/fs/select.c b/fs/select.c
index f684c750e08a..fd65d1b6aeb6 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -30,6 +30,8 @@
 #include <linux/freezer.h>
 #include <net/busy_poll.h>
 
+#include <litmus/litmus.h> /* for is_realtime() */
+
 #include <asm/uaccess.h>
 
 
@@ -79,7 +81,7 @@ long select_estimate_accuracy(struct timespec *tv)
          * Realtime tasks get a slack of 0 for obvious reasons.
          */
 
-        if (rt_task(current))
+        if (rt_task(current) || is_realtime(current))
                 return 0;
 
         ktime_get_ts(&now);