1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index f1e81e128592..a10494a94cc3 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -835,6 +835,7 @@ struct user_struct {
 #endif
         unsigned long locked_shm; /* How many pages of mlocked shm ? */
         unsigned long unix_inflight;    /* How many files in flight in unix sockets */
+        atomic_long_t pipe_bufs;  /* how many pages are allocated in pipe buffers */
 
 #ifdef CONFIG_KEYS
         struct key *uid_keyring;        /* UID specific keyring */