hugetlb: no need to drop hugetlb_lock to call cma_release

[linux-2.6-microblaze.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 1d96a21..347ef9b 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -3409,14 +3409,10 @@ static const char *special_mapping_name(struct vm_area_struct *vma)
        return ((struct vm_special_mapping *)vma->vm_private_data)->name;
 }
 
-static int special_mapping_mremap(struct vm_area_struct *new_vma,
-                                 unsigned long flags)
+static int special_mapping_mremap(struct vm_area_struct *new_vma)
 {
        struct vm_special_mapping *sm = new_vma->vm_private_data;
 
-       if (flags & MREMAP_DONTUNMAP)
-               return -EINVAL;
-
        if (WARN_ON_ONCE(current->mm != new_vma->vm_mm))
                return -EFAULT;