Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...

[sfrench/cifs-2.6.git] / include / linux / futex.h

diff --git a/include/linux/futex.h b/include/linux/futex.h
index 90048fb28a38041a8a3975a59a30502f0b5a23bd..3bf5bb5a34f9fba43b9248caf434eb6059e6329e 100644 (file)
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -25,7 +25,8 @@ union ktime;
 #define FUTEX_WAKE_BITSET      10
 
 #define FUTEX_PRIVATE_FLAG     128
-#define FUTEX_CMD_MASK         ~FUTEX_PRIVATE_FLAG
+#define FUTEX_CLOCK_REALTIME   256
+#define FUTEX_CMD_MASK         ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME)
 
 #define FUTEX_WAIT_PRIVATE     (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
 #define FUTEX_WAKE_PRIVATE     (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
@@ -164,9 +165,12 @@ union futex_key {
        } both;
 };
 
+#define FUTEX_KEY_INIT (union futex_key) { .both = { .ptr = NULL } }
+
 #ifdef CONFIG_FUTEX
 extern void exit_robust_list(struct task_struct *curr);
 extern void exit_pi_state_list(struct task_struct *curr);
+extern int futex_cmpxchg_enabled;
 #else
 static inline void exit_robust_list(struct task_struct *curr)
 {