Re: [PATCH v7 0/4] vhost-user,tcp: Handle multiple iovec entries per virtqueue element

[Stefano Brivio <sbrivio@redhat.com>]

On Wed, 20 May 2026 17:10:06 +0200
Laurent Vivier <lvivier@redhat.com> wrote:

> This is the TCP counterpart to the UDP multi-iov series.  It converts
> the TCP vhost-user receive path from direct pointer arithmetic (via
> vu_eth(), vu_ip(), etc.) to the iov_tail abstraction, removing the
> assumption that all headers reside in a single contiguous buffer.
> 
> With this series applied, the TCP path correctly handles virtio-net
> drivers that provide multiple buffers per virtqueue element (e.g. iPXE
> provides the vnet header in the first buffer and the frame payload in a
> second one), matching the support already present in the UDP path.
> 
> Based-on: 20260520095526.21519-1-lvivier@redhat.com
> 
> v7:
> - Use initializers for struct tcphdr
> - Rename reused 'payload' variable to 'l2frame'
> - Fix vu_pad() double-offset bug in tcp_vu_data_from_sock()
> - Remove redundant *elem_used = 0 before truncation loop
> - Add missing @vnlen to tcp_vu_send_dup() doc comment

Applied.

-- 
Stefano