linux-kernel - Re: [PATCH v2] mm: page_alloc: move mlocked flag clearance into free_pages

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Message-ID: <Zxa60Ftbh8eN1MG5@casper.infradead.org>
Date: Mon, 21 Oct 2024 21:34:24 +0100
From: Matthew Wilcox <willy@...radead.org>
To: Roman Gushchin <roman.gushchin@...ux.dev>
Cc: Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	Vlastimil Babka <vbabka@...e.cz>, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, Hugh Dickins <hughd@...gle.com>
Subject: Re: [PATCH v2] mm: page_alloc: move mlocked flag clearance into
 free_pages_prepare()

On Mon, Oct 21, 2024 at 05:34:55PM +0000, Roman Gushchin wrote:
> Fix it by moving the mlocked flag clearance down to
> free_page_prepare().

Urgh, I don't like this new reference to folio in free_pages_prepare().
It feels like a layering violation.  I'll think about where else we
could put this.