linux-kernel - Re: [PATCH v2 3/5] mm/page_alloc.c: fix obsolete comment in free_pcppages

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Message-ID: <20210902140336.GL4128@techsingularity.net>
Date:   Thu, 2 Sep 2021 15:03:36 +0100
From:   Mel Gorman <mgorman@...hsingularity.net>
To:     Miaohe Lin <linmiaohe@...wei.com>
Cc:     akpm@...ux-foundation.org, vbabka@...e.cz, sfr@...b.auug.org.au,
        peterz@...radead.org, david@...hat.com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/5] mm/page_alloc.c: fix obsolete comment in
 free_pcppages_bulk()

On Thu, Sep 02, 2021 at 08:12:40PM +0800, Miaohe Lin wrote:
> The second two paragraphs about "all pages pinned" and pages_scanned is
> obsolete. And There are PAGE_ALLOC_COSTLY_ORDER + 1 + NR_PCP_THP orders
> in pcp. So the same order assumption is not held now.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>

Acked-by: Mel Gorman <mgorman@...hsingularity.net>

-- 
Mel Gorman
SUSE Labs