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-rw-r--r--include/linux/mmap_lock.h4
-rw-r--r--include/uapi/linux/futex.h2
2 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/mmap_lock.h b/include/linux/mmap_lock.h
index 4706c6769902..e0eddfd306ef 100644
--- a/include/linux/mmap_lock.h
+++ b/include/linux/mmap_lock.h
@@ -7,6 +7,7 @@
#include <linux/rwsem.h>
#include <linux/tracepoint-defs.h>
#include <linux/types.h>
+#include <linux/cleanup.h>
#define MMAP_LOCK_INITIALIZER(name) \
.mmap_lock = __RWSEM_INITIALIZER((name).mmap_lock),
@@ -211,6 +212,9 @@ static inline void mmap_read_unlock(struct mm_struct *mm)
up_read(&mm->mmap_lock);
}
+DEFINE_GUARD(mmap_read_lock, struct mm_struct *,
+ mmap_read_lock(_T), mmap_read_unlock(_T))
+
static inline void mmap_read_unlock_non_owner(struct mm_struct *mm)
{
__mmap_lock_trace_released(mm, false);
diff --git a/include/uapi/linux/futex.h b/include/uapi/linux/futex.h
index 6b94da467e70..7e2744ec8933 100644
--- a/include/uapi/linux/futex.h
+++ b/include/uapi/linux/futex.h
@@ -63,7 +63,7 @@
#define FUTEX2_SIZE_U32 0x02
#define FUTEX2_SIZE_U64 0x03
#define FUTEX2_NUMA 0x04
- /* 0x08 */
+#define FUTEX2_MPOL 0x08
/* 0x10 */
/* 0x20 */
/* 0x40 */