linux-kernel - Re: [PATCH 1/6] mm/hugetlb: fix incorrect update of max_huge

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Message-Id: <117818F8-49AB-4E85-98EF-79E62BFCC7AB@linux.dev>
Date:   Wed, 17 Aug 2022 10:28:46 +0800
From:   Muchun Song <muchun.song@...ux.dev>
To:     Miaohe Lin <linmiaohe@...wei.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Mike Kravetz <mike.kravetz@...cle.com>,
        Muchun Song <songmuchun@...edance.com>,
        Linux MM <linux-mm@...ck.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/6] mm/hugetlb: fix incorrect update of max_huge_pages



> On Aug 16, 2022, at 21:05, Miaohe Lin <linmiaohe@...wei.com> wrote:
> 
> There should be pages_per_huge_page(h) / pages_per_huge_page(target_hstate)
> pages incremented for target_hstate->max_huge_pages when page is demoted.
> Update max_huge_pages accordingly for consistency.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>

Reviewed-by: Muchun Song <songmuchun@...edance.com>

Thanks.