On Wed, Feb 21, 2018 at 04:11:16PM +0000, Andy Lutomirski wrote: > On Wed, Feb 21, 2018 at 3:42 PM, Matthew Wilcox <[email protected]> wrote: > > +++ b/kernel/fork.c > > @@ -319,12 +319,12 @@ static void account_kernel_stack(struct task_struct > > *tsk, int account) > > if (vm) { > > int i; > > > > - BUG_ON(vm->nr_pages != THREAD_SIZE / PAGE_SIZE); ... > > + if (j) { > > + area->nr_pages -= (1UL << j) - 1; > > Is there any code that expects area->nr_pages to be the size of the > area in pages? I don't know of any such code.
I found one and deleted it ;-)
