Re: [RFC PATCH 3/3] mm, fault_around: do not take a reference to a locked page

From: Hugh Dickins
Date: Fri Nov 23 2018 - 15:22:37 EST


On Thu, 22 Nov 2018, Michal Hocko wrote:
>
> If you want some update to the comment in this function or to the
> changelog, I am open of course. Right now I have
> + * Check for a locked page first, as a speculative
> + * reference may adversely influence page migration.
> as suggested by William.

I ought to care, since I challenged the significance of this aspect
in the first place, but find I don't care enough - I much prefer the
patch to the comments on and in it, but have not devised any wording
that I'd prefer to see instead - sorry.

Hugh