linux-kernel - Re: [PATCH 1/6] mm/page_alloc: Add page->buddy_list and page->pcp

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Message-ID: <b6b57e7efd8de808de12fdc60fe88ae3b264b74d.camel@redhat.com>
Date:   Fri, 13 May 2022 13:59:08 +0200
From:   Nicolas Saenz Julienne <nsaenzju@...hat.com>
To:     Mel Gorman <mgorman@...hsingularity.net>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Marcelo Tosatti <mtosatti@...hat.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Michal Hocko <mhocko@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>
Subject: Re: [PATCH 1/6] mm/page_alloc: Add page->buddy_list and
 page->pcp_list

On Thu, 2022-05-12 at 09:50 +0100, Mel Gorman wrote:
> The page allocator uses page->lru for storing pages on either buddy
> or
> PCP lists. Create page->buddy_list and page->pcp_list as a union with
> page->lru. This is simply to clarify what type of list a page is on
> in the page allocator.
> 
> No functional change intended.
> 
> [minchan: Fix page lru fields in macros]
> Signed-off-by: Mel Gorman <mgorman@...hsingularity.net>
> Tested-by: Minchan Kim <minchan@...nel.org>
> Acked-by: Minchan Kim <minchan@...nel.org>
> ---

Reviewed-by: Nicolas Saenz Julienne <nsaenzju@...hat.com>

Thanks,

-- 
Nicolás Sáenz