On 07/03/2013 06:31 PM, Colin Cross wrote:
> @@ -289,6 +291,7 @@ struct vm_area_struct {
> #ifdef CONFIG_NUMA
> struct mempolicy *vm_policy; /* NUMA policy for the VMA */
> #endif
> + struct vma_name *vm_name;
> };
You could probably get rid of the extra pointer by unioning this with
vm_file. They should not ever get used together. We would, however,
have to transition away from checking vma->vm_file for "is this vma
file-backed"? We are out of VM_* flag space which is a bummer.
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