patch-2.4.0-test10 linux/mm/mlock.c

• Lines: 81
• Date: Fri Oct 13 12:10:30 2000
• Orig file: v2.4.0-test9/linux/mm/mlock.c
• Orig date: Tue Mar 14 17:45:20 2000

diff -u --recursive --new-file v2.4.0-test9/linux/mm/mlock.c linux/mm/mlock.c
@@ -14,9 +14,9 @@
 
 static inline int mlock_fixup_all(struct vm_area_struct * vma, int newflags)
 {
-	vmlist_modify_lock(vma->vm_mm);
+	spin_lock(&vma->vm_mm->page_table_lock);
 	vma->vm_flags = newflags;
-	vmlist_modify_unlock(vma->vm_mm);
+	spin_unlock(&vma->vm_mm->page_table_lock);
 	return 0;
 }
 
@@ -36,11 +36,11 @@
 		get_file(n->vm_file);
 	if (n->vm_ops && n->vm_ops->open)
 		n->vm_ops->open(n);
-	vmlist_modify_lock(vma->vm_mm);
+	spin_lock(&vma->vm_mm->page_table_lock);
 	vma->vm_pgoff += (end - vma->vm_start) >> PAGE_SHIFT;
 	vma->vm_start = end;
 	insert_vm_struct(current->mm, n);
-	vmlist_modify_unlock(vma->vm_mm);
+	spin_unlock(&vma->vm_mm->page_table_lock);
 	return 0;
 }
 
@@ -61,10 +61,10 @@
 		get_file(n->vm_file);
 	if (n->vm_ops && n->vm_ops->open)
 		n->vm_ops->open(n);
-	vmlist_modify_lock(vma->vm_mm);
+	spin_lock(&vma->vm_mm->page_table_lock);
 	vma->vm_end = start;
 	insert_vm_struct(current->mm, n);
-	vmlist_modify_unlock(vma->vm_mm);
+	spin_unlock(&vma->vm_mm->page_table_lock);
 	return 0;
 }
 
@@ -96,7 +96,7 @@
 		vma->vm_ops->open(left);
 		vma->vm_ops->open(right);
 	}
-	vmlist_modify_lock(vma->vm_mm);
+	spin_lock(&vma->vm_mm->page_table_lock);
 	vma->vm_pgoff += (start - vma->vm_start) >> PAGE_SHIFT;
 	vma->vm_start = start;
 	vma->vm_end = end;
@@ -104,7 +104,7 @@
 	vma->vm_raend = 0;
 	insert_vm_struct(current->mm, left);
 	insert_vm_struct(current->mm, right);
-	vmlist_modify_unlock(vma->vm_mm);
+	spin_unlock(&vma->vm_mm->page_table_lock);
 	return 0;
 }
 
@@ -183,9 +183,9 @@
 			break;
 		}
 	}
-	vmlist_modify_lock(current->mm);
+	spin_lock(&current->mm->page_table_lock);
 	merge_segments(current->mm, start, end);
-	vmlist_modify_unlock(current->mm);
+	spin_unlock(&current->mm->page_table_lock);
 	return error;
 }
 
@@ -257,9 +257,9 @@
 		if (error)
 			break;
 	}
-	vmlist_modify_lock(current->mm);
+	spin_lock(&current->mm->page_table_lock);
 	merge_segments(current->mm, 0, TASK_SIZE);
-	vmlist_modify_unlock(current->mm);
+	spin_unlock(&current->mm->page_table_lock);
 	return error;
 }