linux-kernel - Re: [PATCH v14 042/138] mm/memcg: Convert mem_cgroup

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Message-ID: <1810386.1628627031@warthog.procyon.org.uk>
Date:   Tue, 10 Aug 2021 21:23:51 +0100
From:   David Howells <dhowells@...hat.com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     dhowells@...hat.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
        Christoph Hellwig <hch@....de>
Subject: Re: [PATCH v14 042/138] mm/memcg: Convert mem_cgroup_uncharge() to take a folio

Matthew Wilcox (Oracle) <willy@...radead.org> wrote:

> Convert all the callers to call page_folio().  Most of them were already
> using a head page, but a few of them I can't prove were, so this may
> actually fix a bug.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> Reviewed-by: Christoph Hellwig <hch@....de>

Reviewed-by: David Howells <dhowells@...hat.com>