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

From: Jakub Kicinski <[email-masked]>
Date: Tue, 3 Mar 2026 18:28:45 -0800

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/[email-masked]/
> 
> 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.