Re: [PATCH v4 06/13] mm/mempolicy: kill v.preferred_nodes

From: Michal Hocko
Date: Wed Apr 14 2021 - 08:58:54 EST


On Wed 17-03-21 11:40:03, Feng Tang wrote:
> From: Ben Widawsky <ben.widawsky@xxxxxxxxx>
>
> Now that preferred_nodes is just a mask, and policies are mutually
> exclusive, there is no reason to have a separate mask.
>
> This patch is optional. It definitely helps clean up code in future
> patches, but there is no functional difference to leaving it with the
> previous name. I do believe it helps demonstrate the exclusivity of the
> fields.

Yeah, let's just do it after the whole thing is merged. The separation
helps a bit to review the code at this stage because it is so much
easier to grep for preferred_nodes than nodes.
--
Michal Hocko
SUSE Labs