From: Jakub Kicinski <kuba@kernel.org>
To: Mina Almasry <almasrymina@google.com>
Cc: netdev@vger.kernel.org, Zinc Lim <zinclim@meta.com>, willemb@google.com
Subject: Re: fbnic qemu is open source
Date: Tue, 17 Mar 2026 14:34:46 -0700 [thread overview]
Message-ID: <20260317143446.4afabb97@kernel.org> (raw)
In-Reply-To: <CAHS8izMBx3j1nJwJ=b+ctGoJuEgTtMx8WsH2y-W=Sine+wo_3Q@mail.gmail.com>
On Tue, 17 Mar 2026 12:41:39 -0700 Mina Almasry wrote:
> > No plans at this stage to upstream it to QEMU because TBH I don't
> > expect that QEMU would care to carry random HW emulation drivers.
> >
> > Sorry if the announcement is a bit self-serving but folks expressed
> > interest off list in being able to test the queue API and zero-copy
> > Rx without real HW so I thought it's relevant.
>
> Wow, very cool! (Sorry I missed this announcement initially) I'm a bit
> of a noob but I'm a bit surprised a 'real' driver can work no qemu
> with a bit of magic.
>
> Is fbnic-on-qemu about as feature-rich as fbnic-on-real-hardware? Do
> most of what it can do on real hardware it can do on qemu, or is it
> just really zerocopy that fully works?
We implement the driver and QEMU side by side pre-silicon so the QEMU
should cover what the driver can do. Keep in mind it's a pretty simple
NIC, even "in the flesh".
next prev parent reply other threads:[~2026-03-17 21:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 18:38 fbnic qemu is open source Jakub Kicinski
2026-03-17 19:41 ` Mina Almasry
2026-03-17 21:34 ` Jakub Kicinski [this message]
2026-03-17 21:42 ` Adam Young
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260317143446.4afabb97@kernel.org \
--to=kuba@kernel.org \
--cc=almasrymina@google.com \
--cc=netdev@vger.kernel.org \
--cc=willemb@google.com \
--cc=zinclim@meta.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.