Re: [PATCH bpf-next 2/3] veth: rework veth_xdp_rcv_skb in order to accept non-linear skb
From: Jakub Kicinski <kuba@kernel.org>
Date: 2022-02-12 01:04:20
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bpf
On Fri, 11 Feb 2022 02:20:31 +0100 Lorenzo Bianconi wrote:
+ if (skb_shared(skb) || skb_head_is_locked(skb)) {Is this sufficient to guarantee that the frags can be written? skb_cow_data() tells a different story.