linux-kernel - Re: [PATCH -V3 3/5] swap: remove __swp

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Message-ID: <465c83f4-10c1-b025-cae7-04e5ff5f7561@redhat.com>
Date:   Wed, 31 May 2023 09:45:59 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Huang Ying <ying.huang@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Hugh Dickins <hughd@...gle.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Matthew Wilcox <willy@...radead.org>,
        Michal Hocko <mhocko@...e.com>,
        Minchan Kim <minchan@...nel.org>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Yang Shi <shy828301@...il.com>, Yu Zhao <yuzhao@...gle.com>,
        Chris Li <chrisl@...nel.org>,
        Yosry Ahmed <yosryahmed@...gle.com>
Subject: Re: [PATCH -V3 3/5] swap: remove __swp_swapcount()

On 29.05.23 08:13, Huang Ying wrote:
> __swp_swapcount() just encloses the calling to swap_swapcount() with
> get/put_swap_device().  It is called in __read_swap_cache_async()
> only, which encloses the calling with get/put_swap_device() already.
> So, __read_swap_cache_async() can call swap_swapcount() directly.
> 
> Signed-off-by: "Huang, Ying" <ying.huang@...el.com>
> Cc: David Hildenbrand <david@...hat.com>
> Cc: Hugh Dickins <hughd@...gle.com>
> Cc: Johannes Weiner <hannes@...xchg.org>
> Cc: Matthew Wilcox <willy@...radead.org>
> Cc: Michal Hocko <mhocko@...e.com>
> Cc: Minchan Kim <minchan@...nel.org>
> Cc: Tim Chen <tim.c.chen@...ux.intel.com>
> Cc: Yang Shi <shy828301@...il.com>
> Cc: Yu Zhao <yuzhao@...gle.com>
> Cc: Chris Li <chrisl@...nel.org>
> Cc: Yosry Ahmed <yosryahmed@...gle.com>
> ---

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Thanks,

David / dhildenb