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Date:   Thu, 6 Apr 2023 17:54:34 -0700
From:   Jakub Kicinski <kuba@kernel.org>
To:     David Howells <dhowells@redhat.com>
Cc:     netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Paolo Abeni <pabeni@redhat.com>,
        Willem de Bruijn <willemdebruijn.kernel@gmail.com>,
        Matthew Wilcox <willy@infradead.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Christoph Hellwig <hch@infradead.org>,
        Jens Axboe <axboe@kernel.dk>, Jeff Layton <jlayton@kernel.org>,
        Christian Brauner <brauner@kernel.org>,
        Chuck Lever III <chuck.lever@oracle.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
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        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
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        Christoph Hellwig <hch@lst.de>,
        Sagi Grimberg <sagi@grimberg.me>,
        Chaitanya Kulkarni <kch@nvidia.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-nvme@lists.infradead.org
Subject: Re: [PATCH net-next v5 03/19] mm: Make the page_frag_cache
 allocator use multipage folios
Message-ID: <20230406175434.0d74bbcc@kernel.org>
In-Reply-To: <20230406094245.3633290-4-dhowells@redhat.com>
References: <20230406094245.3633290-1-dhowells@redhat.com>
        <20230406094245.3633290-4-dhowells@redhat.com>
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On Thu,  6 Apr 2023 10:42:29 +0100 David Howells wrote:
> Change the page_frag_cache allocator to use multipage folios rather than
> groups of pages.  This reduces page_frag_free to just a folio_put() or
> put_page().

drivers/nvme/host/tcp.c:1315:15: warning: unused variable 'page' [-Wunused-variable]
        struct page *page;
                     ^

drivers/net/ethernet/mediatek/mtk_wed_wo.c:306:15: warning: unused variable 'page' [-Wunused-variable]
        struct page *page;
                     ^