netdev - RE: [PATCH v1 00/15] io

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Message-ID: <bee3c385d0af490ea0dc92adeba67dfb@AcuMS.aculab.com>
Date: Mon, 14 Oct 2024 08:42:41 +0000
From: David Laight <David.Laight@...LAB.COM>
To: 'Jens Axboe' <axboe@...nel.dk>, David Ahern <dsahern@...nel.org>, "David
 Wei" <dw@...idwei.uk>, "io-uring@...r.kernel.org" <io-uring@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC: Pavel Begunkov <asml.silence@...il.com>, Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Jesper Dangaard Brouer <hawk@...nel.org>,
	Mina Almasry <almasrymina@...gle.com>
Subject: RE: [PATCH v1 00/15] io_uring zero copy rx

...
> > Tap side still a mystery, but it unblocked testing. I'll figure that
> > part out separately.
> 
> Further update - the above mystery was dhclient, thanks a lot to David
> for being able to figure that out very quickly.

I've seen that before - on the rx side.
Is there any way to defer the copy until the packet passes a filter?
Or better teach dhcp to use a normal UDP socket??

	David

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