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-rw-r--r--include/linux/mount.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 65c1bb01383..00f5c4f2160 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -94,6 +94,7 @@ extern int mnt_want_write(struct vfsmount *mnt);
extern int mnt_want_write_file(struct file *file);
extern int mnt_clone_write(struct vfsmount *mnt);
extern void mnt_drop_write(struct vfsmount *mnt);
+extern void mnt_drop_write_file(struct file *file);
extern void mntput(struct vfsmount *mnt);
extern struct vfsmount *mntget(struct vfsmount *mnt);
extern void mnt_pin(struct vfsmount *mnt);