Re: [PATCH 0/8] mm: globalize rest_of_page() macro

Sean Christopherson
2026-03-04T02:49:39Z

On Tue, Mar 03, 2026, Jens Axboe wrote:
> On 3/3/26 7:28 PM, Jakub Kicinski wrote:
> > On Tue, 3 Mar 2026 20:27:08 -0500 Yury Norov wrote:
> >> The net/9p networking driver has a handy macro to calculate the
> >> amount of bytes from a given pointer to the end of page. Move it
> >> to core/mm, and apply tree-wide. No functional changes intended.
> >>
> >> This series was originally introduced as a single patch #07/12 in:
> >>
> >> https://lore.kernel.org/all/20260219181407.290201-1-ynorov@nvidia.com/
> >>
> >> Split it for better granularity and submit separately.
> >
> > I don't get what the motivation is here. Another helper developers
> > and readers of the code will need to know about just to replace
> > obvious and easy to comprehend math.
>
> I fully agree, I had the same thought reading this.

+1 from KVM-land.