linux-kernel - Re: [PATCH v3 2/7] mm/swap: move no readahead swapin code to a stand-alone helper

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Date: Tue, 30 Jan 2024 13:55:18 +0800
From: Kairui Song <ryncsn@...il.com>
To: "Huang, Ying" <ying.huang@...el.com>
Cc: linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>, 
	Chris Li <chrisl@...nel.org>, Hugh Dickins <hughd@...gle.com>, 
	Johannes Weiner <hannes@...xchg.org>, Matthew Wilcox <willy@...radead.org>, Michal Hocko <mhocko@...e.com>, 
	Yosry Ahmed <yosryahmed@...gle.com>, David Hildenbrand <david@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/7] mm/swap: move no readahead swapin code to a
 stand-alone helper

On Tue, Jan 30, 2024 at 1:40 PM Huang, Ying <ying.huang@...el.com> wrote:
>
> Kairui Song <ryncsn@...il.com> writes:
>
> > From: Kairui Song <kasong@...cent.com>
> >
> > No feature change, simply move the routine to a standalone function to
> > be re-used later. The error path handling is copied from the "out_page"
> > label, to make the code change minimized for easier reviewing.
>
> The error processing for mem_cgroup_swapin_charge_folio() failure is
> changed a little.  That looks OK for me.  But you need to make it
> explicit in change log.  Especially, it's not "no feature change"
> strictly.

Yes, you are correct, I thought it was hardly observable for users, so
ignored that, let me fix the commit message then. Thanks for the
suggestion.

>
> --
> Best Regards,
> Huang, Ying