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From: David Gibson <david@gibson.dropbear.id.au>
To: "Eugenio Pérez" <eperezma@redhat.com>
Cc: passt-dev@passt.top, jasowang@redhat.com
Subject: Re: [RFC v2 05/11] virtio: Fill .next in tx queue
Date: Wed, 23 Jul 2025 17:07:54 +1000	[thread overview]
Message-ID: <aICKSofymD085b7s@zatzit> (raw)
In-Reply-To: <20250709174748.3514693-6-eperezma@redhat.com>

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On Wed, Jul 09, 2025 at 07:47:42PM +0200, Eugenio Pérez wrote:
> This way we can send one frame splitted in many buffers. TCP stack

English usage node: s/splitted/split/.

> already works this way in pasta.
> 
> Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
> ---
>  tap.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/tap.c b/tap.c
> index 8b3ec45..5667fbe 100644
> --- a/tap.c
> +++ b/tap.c
> @@ -1727,6 +1727,9 @@ static int tap_ns_tun(void *arg)
>  		vring_desc[0][i].len = PKT_BUF_BYTES/VHOST_NDESCS;
>  		vring_desc[0][i].flags = VRING_DESC_F_WRITE;
>  	}
> +	for (i = 0; i < (VHOST_NDESCS - 1); ++i) {
> +		vring_desc[1][i].next = i+1;
> +	}

passt style omits { }  here.

>  	for (i = 0; i < VHOST_NDESCS; ++i) {
>  		vring_avail_0.avail.ring[i] = i;
>  	}

-- 
David Gibson (he or they)	| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you, not the other way
				| around.
http://www.ozlabs.org/~dgibson

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  reply	other threads:[~2025-07-23  7:21 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-09 17:47 [RFC v2 00/11] Add vhost-net kernel support Eugenio Pérez
2025-07-09 17:47 ` [RFC v2 01/11] tap: implement vhost_call_cb Eugenio Pérez
2025-07-23  6:56   ` David Gibson
2025-07-09 17:47 ` [RFC v2 02/11] tap: add die() on vhost error Eugenio Pérez
2025-07-23  6:58   ` David Gibson
2025-07-09 17:47 ` [RFC v2 03/11] tap: replace tx tap hdr with virtio_nethdr_mrg_rxbuf Eugenio Pérez
2025-07-24  0:17   ` David Gibson
2025-07-09 17:47 ` [RFC v2 04/11] tcp: export memory regions to vhost Eugenio Pérez
2025-07-23  7:06   ` David Gibson
2025-07-09 17:47 ` [RFC v2 05/11] virtio: Fill .next in tx queue Eugenio Pérez
2025-07-23  7:07   ` David Gibson [this message]
2025-07-09 17:47 ` [RFC v2 06/11] tap: move static iov_sock to tcp_buf_data_from_sock Eugenio Pérez
2025-07-23  7:09   ` David Gibson
2025-07-09 17:47 ` [RFC v2 07/11] tap: support tx through vhost Eugenio Pérez
2025-07-24  0:24   ` David Gibson
2025-07-24 14:30     ` Stefano Brivio
2025-07-25  0:23       ` David Gibson
2025-07-09 17:47 ` [RFC v2 08/11] tap: add tap_free_old_xmit Eugenio Pérez
2025-07-24  0:32   ` David Gibson
2025-07-09 17:47 ` [RFC v2 09/11] tcp: start conversion to circular buffer Eugenio Pérez
2025-07-24  1:03   ` David Gibson
2025-07-09 17:47 ` [RFC v2 10/11] tap: add poll(2) to used_idx Eugenio Pérez
2025-07-24  1:20   ` David Gibson
2025-07-09 17:47 ` [RFC v2 11/11] tcp_buf: adding TCP tx circular buffer Eugenio Pérez
2025-07-24  1:33   ` David Gibson
2025-07-10  9:46 ` [RFC v2 00/11] Add vhost-net kernel support Eugenio Perez Martin

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