linux-kernel - Re: [PATCH 02/10] mm: page_alloc: optimize free_unref

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Date: Mon, 25 Mar 2024 16:56:58 +0100
From: Vlastimil Babka <vbabka@...e.cz>
To: Johannes Weiner <hannes@...xchg.org>,
 Andrew Morton <akpm@...ux-foundation.org>
Cc: Mel Gorman <mgorman@...hsingularity.net>, Zi Yan <ziy@...dia.com>,
 "Huang, Ying" <ying.huang@...el.com>, David Hildenbrand <david@...hat.com>,
 linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 02/10] mm: page_alloc: optimize free_unref_folios()

On 3/20/24 7:02 PM, Johannes Weiner wrote:
> Move direct freeing of isolated pages to the lock-breaking block in
> the second loop. This saves an unnecessary migratetype reassessment.
> 
> Minor comment and local variable scoping cleanups.
> 
> Suggested-by: Vlastimil Babka <vbabka@...e.cz>
> Tested-by: "Huang, Ying" <ying.huang@...el.com>
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>

Reviewed-by: Vlastimil Babka <vbabka@...e.cz>