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From: Stefano Brivio <sbrivio@redhat.com>
To: Laurent Vivier <lvivier@redhat.com>
Cc: passt-dev@passt.top, David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [PATCH v6 0/8] Add vhost-user support to passt (part 2)
Date: Wed, 12 Jun 2024 19:37:44 +0200	[thread overview]
Message-ID: <20240612193744.4897d940@elisabeth> (raw)
In-Reply-To: <20240612191617.2ae465a8@elisabeth>

On Wed, 12 Jun 2024 19:16:17 +0200
Stefano Brivio <sbrivio@redhat.com> wrote:

> On Wed, 12 Jun 2024 17:47:26 +0200
> Laurent Vivier <lvivier@redhat.com> wrote:
> 
> > Extract buffers management code from tcp.c and move
> > it to tcp_buf.c
> > tcp.c keeps all the generic code and will be also used by
> > the vhost-user functions.
> > 
> > Also compare mode to MODE_PASTA, as we will manage vhost-user
> > mode (MODE_VU) like MODE_PASST.  
> 
> Something in this series breaks the pasta_podman/bats test, number 19
> in that script (Single TCP port forwarding, IPv4, tap). I'm bisecting
> now...

$ git bisect good
3c6a20486425ed00ba5b631bea11135045794dc2 is the first bad commit
commit 3c6a20486425ed00ba5b631bea11135045794dc2
Author: Laurent Vivier <lvivier@redhat.com>
Date:   Wed Jun 12 17:47:34 2024 +0200

    tap: use in->buf_size rather than sizeof(pkt_buf)
    
    buf_size is set to sizeof(pkt_buf) by default. And it seems more correct
    to provide the actual size of the buffer.
    
    Later a buf_size of 0 will allow vhost-user mode to detect
    guest memory buffers.
    
    Signed-off-by: Laurent Vivier <lvivier@redhat.com>
    Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
    Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

 tap.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

...checking that patch now.

-- 
Stefano


  reply	other threads:[~2024-06-12 17:38 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-12 15:47 [PATCH v6 0/8] Add vhost-user support to passt (part 2) Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 1/8] tcp: extract buffer management from tcp_send_flag() Laurent Vivier
2024-06-12 21:22   ` Stefano Brivio
2024-06-13  6:07     ` Stefano Brivio
2024-06-13  8:24       ` Laurent Vivier
2024-06-13 10:14         ` Stefano Brivio
2024-06-13 10:22           ` Laurent Vivier
2024-06-13 10:49             ` Stefano Brivio
2024-06-13 10:58               ` Laurent Vivier
2024-06-13  7:31     ` Laurent Vivier
2024-06-13  9:35       ` Stefano Brivio
2024-06-13 14:36         ` David Gibson
2024-06-12 15:47 ` [PATCH v6 2/8] tcp: move buffers management functions to their own file Laurent Vivier
2024-06-12 15:54   ` Stefano Brivio
2024-06-12 15:47 ` [PATCH v6 3/8] tap: refactor packets handling functions Laurent Vivier
2024-06-12 15:52   ` Stefano Brivio
2024-06-12 16:00     ` Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 4/8] udp: refactor UDP header update functions Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 5/8] udp: rename udp_sock_handler() to udp_buf_sock_handler() Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 6/8] vhost-user: compare mode MODE_PASTA and not MODE_PASST Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 7/8] iov: remove iov_copy() Laurent Vivier
2024-06-12 15:47 ` [PATCH v6 8/8] tap: use in->buf_size rather than sizeof(pkt_buf) Laurent Vivier
2024-06-12 17:16 ` [PATCH v6 0/8] Add vhost-user support to passt (part 2) Stefano Brivio
2024-06-12 17:37   ` Stefano Brivio [this message]
2024-06-12 21:23     ` Stefano Brivio

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