linux-kernel - Re: [PATCH 3/5] swap: fold swap_ra_clamp_pfn into swap_ra

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Date:   Thu, 8 Dec 2022 19:08:54 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Kairui Song <kasong@...cent.com>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Miaohe Lin <linmiaohe@...wei.com>,
        David Hildenbrand <david@...hat.com>,
        "Huang, Ying" <ying.huang@...el.com>,
        Hugh Dickins <hughd@...gle.com>
Subject: Re: [PATCH 3/5] swap: fold swap_ra_clamp_pfn into swap_ra_info

On Fri, Dec 09, 2022 at 02:02:07AM +0800, Kairui Song wrote:
> From: Kairui Song <kasong@...cent.com>
> 
> This make the code cleaner. This helper is made of only two line of
> self explanational code and not reused anywhere else.
> 
> And this actually make the compiled object smaller by a bit:
> 
>           text    data     bss     dec     hex filename
> Before:   9502     976      12   10490    28fa mm/swap_state.o
> After:    9470     976      12   10458    28da mm/swap_state.o

FYI, you can use scripts/bloat-o-meter to get a slightly more
useful analysis of object code changes.