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-rw-r--r--include/uapi/linux/futex.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/futex.h b/include/uapi/linux/futex.h
index 7e2744ec8933..29bf2f65406a 100644
--- a/include/uapi/linux/futex.h
+++ b/include/uapi/linux/futex.h
@@ -177,6 +177,10 @@ struct robust_list_head {
*/
#define ROBUST_LIST_LIMIT 2048
+/* Modifiers for robust_list_head::list_op_pending */
+#define FUTEX_ROBUST_MOD_PI (0x1UL)
+#define FUTEX_ROBUST_MOD_MASK (FUTEX_ROBUST_MOD_PI)
+
/*
* bitset with all bits set for the FUTEX_xxx_BITSET OPs to request a
* match of any bit.