futex: add requeue_pi functionality

[firefly-linux-kernel-4.4.55.git] / include / linux / futex.h

diff --git a/include/linux/futex.h b/include/linux/futex.h
index 3bf5bb5a34f9fba43b9248caf434eb6059e6329e..b05519ca9e5747e38bb818e61bf64c157fd78b73 100644 (file)
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -23,6 +23,9 @@ union ktime;
 #define FUTEX_TRYLOCK_PI       8
 #define FUTEX_WAIT_BITSET      9
 #define FUTEX_WAKE_BITSET      10
+#define FUTEX_WAIT_REQUEUE_PI  11
+#define FUTEX_REQUEUE_PI       12
+#define FUTEX_CMP_REQUEUE_PI   13
 
 #define FUTEX_PRIVATE_FLAG     128
 #define FUTEX_CLOCK_REALTIME   256
@@ -38,6 +41,11 @@ union ktime;
 #define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
 #define FUTEX_WAIT_BITSET_PRIVATE      (FUTEX_WAIT_BITS | FUTEX_PRIVATE_FLAG)
 #define FUTEX_WAKE_BITSET_PRIVATE      (FUTEX_WAKE_BITS | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAIT_REQUEUE_PI_PRIVATE  (FUTEX_WAIT_REQUEUE_PI | \
+                                        FUTEX_PRIVATE_FLAG)
+#define FUTEX_REQUEUE_PI_PRIVATE       (FUTEX_REQUEUE_PI | FUTEX_PRIVATE_FLAG)
+#define FUTEX_CMP_REQUEUE_PI_PRIVATE   (FUTEX_CMP_REQUEUE_PI | \
+                                        FUTEX_PRIVATE_FLAG)
 
 /*
  * Support for robust futexes: the kernel cleans up held futexes at