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Diffstat (limited to 'include/linux/mmap_lock.h')
-rw-r--r--include/linux/mmap_lock.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmap_lock.h b/include/linux/mmap_lock.h
index d1826ce42f00..acac1bf5ecd2 100644
--- a/include/linux/mmap_lock.h
+++ b/include/linux/mmap_lock.h
@@ -1,6 +1,9 @@
#ifndef _LINUX_MMAP_LOCK_H
#define _LINUX_MMAP_LOCK_H
+#define MMAP_LOCK_INITIALIZER(name) \
+ .mmap_sem = __RWSEM_INITIALIZER((name).mmap_sem),
+
static inline void mmap_init_lock(struct mm_struct *mm)
{
init_rwsem(&mm->mmap_sem);