* free_thread_stack() can be called in interrupt context,
* so cache the vm_struct.
*/
- if (stack)
+ if (stack) {
tsk->stack_vm_area = find_vm_area(stack);
+ tsk->stack = stack;
+ }
return stack;
#else
struct page *page = alloc_pages_node(node, THREADINFO_GFP,
static unsigned long *alloc_thread_stack_node(struct task_struct *tsk,
int node)
{
- return kmem_cache_alloc_node(thread_stack_cache, THREADINFO_GFP, node);
+ unsigned long *stack;
+ stack = kmem_cache_alloc_node(thread_stack_cache, THREADINFO_GFP, node);
+ tsk->stack = stack;
+ return stack;
}
static void free_thread_stack(struct task_struct *tsk)