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Message-ID: <20231217080913.2025973-2-almasrymina@google.com> Date: Sun, 17 Dec 2023 00:09:09 -0800 From: Mina Almasry <almasrymina@...gle.com> To: linux-kernel@...r.kernel.org, netdev@...r.kernel.org, kvm@...r.kernel.org, virtualization@...ts.linux.dev Cc: Mina Almasry <almasrymina@...gle.com>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Stefan Hajnoczi <stefanha@...hat.com>, Stefano Garzarella <sgarzare@...hat.com>, Jason Gunthorpe <jgg@...dia.com>, "Christian König" <christian.koenig@....com>, Shakeel Butt <shakeelb@...gle.com>, Yunsheng Lin <linyunsheng@...wei.com>, Willem de Bruijn <willemdebruijn.kernel@...il.com> Subject: [PATCH net-next v2 1/3] vsock/virtio: use skb_frag_*() helpers Minor fix for virtio: code wanting to access the fields inside an skb frag should use the skb_frag_*() helpers, instead of accessing the fields directly. This allows for extensions where the underlying memory is not a page. Signed-off-by: Mina Almasry <almasrymina@...gle.com> --- v2: - Also fix skb_frag_off() + skb_frag_size() (David) - Did not apply the reviewed-by from Stefano since the patch changed relatively much. --- net/vmw_vsock/virtio_transport.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index f495b9e5186b..1748268e0694 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -153,10 +153,10 @@ virtio_transport_send_pkt_work(struct work_struct *work) * 'virt_to_phys()' later to fill the buffer descriptor. * We don't touch memory at "virtual" address of this page. */ - va = page_to_virt(skb_frag->bv_page); + va = page_to_virt(skb_frag_page(skb_frag)); sg_init_one(sgs[out_sg], - va + skb_frag->bv_offset, - skb_frag->bv_len); + va + skb_frag_off(skb_frag), + skb_frag_size(skb_frag)); out_sg++; } } -- 2.43.0.472.g3155946c3a-goog
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