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>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, Jeroen de Borst <jeroendb@google.com>,
Catherine Sullivan <csully@google.com>,
Shailend Chand <shailend@google.com>,
Felix Fietkau <nbd@nbd.name>, John Crispin <john@phrozen.org>,
Sean Wang <sean.wang@mediatek.com>,
Mark Lee <Mark-MC.Lee@mediatek.com>,
Lorenzo Bianconi <lorenzo@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@fb.com>,
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
Date: Thu, 6 Apr 2023 17:54:34 -0700 [thread overview]
Message-ID: <20230406175434.0d74bbcc@kernel.org> (raw)
In-Reply-To: <20230406094245.3633290-4-dhowells@redhat.com>
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;
^
WARNING: multiple messages have this Message-ID (diff)
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>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, Jeroen de Borst <jeroendb@google.com>,
Catherine Sullivan <csully@google.com>,
Shailend Chand <shailend@google.com>,
Felix Fietkau <nbd@nbd.name>, John Crispin <john@phrozen.org>,
Sean Wang <sean.wang@mediatek.com>,
Mark Lee <Mark-MC.Lee@mediatek.com>,
Lorenzo Bianconi <lorenzo@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@fb.com>,
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
Date: Thu, 6 Apr 2023 17:54:34 -0700 [thread overview]
Message-ID: <20230406175434.0d74bbcc@kernel.org> (raw)
In-Reply-To: <20230406094245.3633290-4-dhowells@redhat.com>
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;
^
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next prev parent reply other threads:[~2023-04-07 0:54 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-06 9:42 [PATCH net-next v5 00/19] splice, net: Replace sendpage with sendmsg(MSG_SPLICE_PAGES), part 1 David Howells
2023-04-06 9:42 ` [PATCH net-next v5 01/19] net: Declare MSG_SPLICE_PAGES internal sendmsg() flag David Howells
2023-04-06 9:42 ` [PATCH net-next v5 02/19] mm: Move the page fragment allocator from page_alloc.c into its own file David Howells
2023-04-06 9:42 ` [PATCH net-next v5 03/19] mm: Make the page_frag_cache allocator use multipage folios David Howells
2023-04-06 9:42 ` David Howells
2023-04-07 0:54 ` Jakub Kicinski [this message]
2023-04-07 0:54 ` Jakub Kicinski
2023-04-06 9:42 ` [PATCH net-next v5 04/19] mm: Make the page_frag_cache allocator use per-cpu David Howells
2023-04-06 9:42 ` David Howells
2023-04-06 9:42 ` [PATCH net-next v5 05/19] tcp: Support MSG_SPLICE_PAGES David Howells
2023-04-07 1:56 ` Willem de Bruijn
2023-04-07 2:13 ` David Ahern
2023-04-06 9:42 ` [PATCH net-next v5 06/19] tcp: Make sendmsg(MSG_SPLICE_PAGES) copy unspliceable data David Howells
2023-04-07 2:01 ` Willem de Bruijn
2023-04-06 9:42 ` [PATCH net-next v5 07/19] tcp: Convert do_tcp_sendpages() to use MSG_SPLICE_PAGES David Howells
2023-04-06 9:42 ` [PATCH net-next v5 08/19] tcp_bpf: Inline do_tcp_sendpages as it's now a wrapper around tcp_sendmsg David Howells
2023-04-06 9:42 ` [PATCH net-next v5 09/19] espintcp: Inline do_tcp_sendpages() David Howells
2023-04-06 9:42 ` [PATCH net-next v5 10/19] tls: " David Howells
2023-04-06 9:42 ` [PATCH net-next v5 11/19] siw: " David Howells
2023-04-06 15:36 ` Bernard Metzler
2023-04-06 9:42 ` [PATCH net-next v5 12/19] tcp: Fold do_tcp_sendpages() into tcp_sendpage_locked() David Howells
2023-04-06 9:42 ` [PATCH net-next v5 13/19] ip, udp: Support MSG_SPLICE_PAGES David Howells
2023-04-06 9:42 ` [PATCH net-next v5 14/19] ip, udp: Make sendmsg(MSG_SPLICE_PAGES) copy unspliceable data David Howells
2023-04-06 9:42 ` [PATCH net-next v5 15/19] ip6, udp6: Support MSG_SPLICE_PAGES David Howells
2023-04-06 9:42 ` [PATCH net-next v5 16/19] udp: Convert udp_sendpage() to use MSG_SPLICE_PAGES David Howells
2023-04-06 9:42 ` [PATCH net-next v5 17/19] ip: Remove ip_append_page() David Howells
2023-04-06 9:42 ` [PATCH net-next v5 18/19] af_unix: Support MSG_SPLICE_PAGES David Howells
2023-04-06 9:42 ` [PATCH net-next v5 19/19] af_unix: Make sendmsg(MSG_SPLICE_PAGES) copy unspliceable data David Howells
2023-04-06 9:46 ` [PATCH net-next v5 00/19] splice, net: Replace sendpage with sendmsg(MSG_SPLICE_PAGES), part 1 Eric Dumazet
2023-04-06 10:56 ` David Howells
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