mm: kill vma flag VM_RESERVED and mm->reserved_vm counter

[karo-tx-linux.git] / mm / nommu.c

diff --git a/mm/nommu.c b/mm/nommu.c
index dee2ff89fd5816ab36893a26154314c6add2dce5..12e84e69dd0642619878dc246b28e047e8ea8476 100644 (file)
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -789,11 +789,8 @@ static void delete_vma(struct mm_struct *mm, struct vm_area_struct *vma)
        kenter("%p", vma);
        if (vma->vm_ops && vma->vm_ops->close)
                vma->vm_ops->close(vma);
-       if (vma->vm_file) {
+       if (vma->vm_file)
                fput(vma->vm_file);
-               if (vma->vm_flags & VM_EXECUTABLE)
-                       removed_exe_file_vma(mm);
-       }
        put_nommu_region(vma->vm_region);
        kmem_cache_free(vm_area_cachep, vma);
 }
@@ -1284,10 +1281,6 @@ unsigned long do_mmap_pgoff(struct file *file,
        if (file) {
                region->vm_file = get_file(file);
                vma->vm_file = get_file(file);
-               if (vm_flags & VM_EXECUTABLE) {
-                       added_exe_file_vma(current->mm);
-                       vma->vm_mm = current->mm;
-               }
        }
 
        down_write(&nommu_region_sem);
@@ -1440,8 +1433,6 @@ error:
        kmem_cache_free(vm_region_jar, region);
        if (vma->vm_file)
                fput(vma->vm_file);
-       if (vma->vm_flags & VM_EXECUTABLE)
-               removed_exe_file_vma(vma->vm_mm);
        kmem_cache_free(vm_area_cachep, vma);
        kleave(" = %d", ret);
        return ret;
@@ -1820,7 +1811,7 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr,
        if (addr != (pfn << PAGE_SHIFT))
                return -EINVAL;
 
-       vma->vm_flags |= VM_IO | VM_RESERVED | VM_PFNMAP;
+       vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
        return 0;
 }
 EXPORT_SYMBOL(remap_pfn_range);
@@ -1961,6 +1952,14 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 }
 EXPORT_SYMBOL(filemap_fault);
 
+int generic_file_remap_pages(struct vm_area_struct *vma, unsigned long addr,
+                            unsigned long size, pgoff_t pgoff)
+{
+       BUG();
+       return 0;
+}
+EXPORT_SYMBOL(generic_file_remap_pages);
+
 static int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm,
                unsigned long addr, void *buf, int len, int write)
 {