linux-kernel - Re: [PATCHv2] mm/page_alloc: Make deferred page init free pages in MAX

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Message-ID: <d9ca4727-76c0-8b1f-ca57-effca446fbb6@redhat.com>
Date:   Tue, 21 Mar 2023 14:48:57 +0100
From:   David Hildenbrand <david@...hat.com>
To:     "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...e.de>, Vlastimil Babka <vbabka@...e.cz>
Cc:     linux-mm@...ck.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2] mm/page_alloc: Make deferred page init free pages in
 MAX_ORDER blocks

On 21.03.23 01:24, Kirill A. Shutemov wrote:
> Normal page init path frees pages during the boot in MAX_ORDER chunks,
> but deferred page init path does it in pageblock blocks.
> 
> Change deferred page init path to work in MAX_ORDER blocks.
> 
> For cases when MAX_ORDER is larger than pageblock, set migrate type to
> MIGRATE_MOVABLE for all pageblocks covered by the page.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
> ---
> 
> Note: the patch depends on the new definiton of MAX_ORDER.
> 
> v2:
> 
>   - Fix commit message;
> 

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

-- 
Thanks,

David / dhildenb