Re: [PATCH 06/10] percpu: modify base_addr to be region specific
From: Matthew Wilcox
Date: Tue Jul 18 2017 - 15:36:35 EST
On Tue, Jul 18, 2017 at 03:26:02PM -0400, Josef Bacik wrote:
> On Sat, Jul 15, 2017 at 10:23:11PM -0400, Dennis Zhou wrote:
> > + map_size_bytes = (ai->reserved_size ?: ai->dyn_size) +
> > + pcpu_reserved_offset;
>
> This confused me for a second, better to be explicit with
>
> (ai->reserved_size ? 0 : ai->dyn_size) + pcpu_reserved_offset;
You're still confused ;-) What Dennis wrote is equivalent to:
(ai->reserved_size ? ai->reserved_size : ai->dyn_size) + pcpu_reserved_offset;