netdev - Re: [PATCH v4 net-next 5/9] ionic: Add XDP packet headroom

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Message-ID: <52beb4e6-3736-4022-8c98-7d26a756b62d@intel.com>
Date: Wed, 14 Feb 2024 14:03:53 -0800
From: Jacob Keller <jacob.e.keller@...el.com>
To: Shannon Nelson <shannon.nelson@....com>, <netdev@...r.kernel.org>,
	<davem@...emloft.net>, <kuba@...nel.org>, <edumazet@...gle.com>,
	<pabeni@...hat.com>
CC: <brett.creeley@....com>, <drivers@...sando.io>
Subject: Re: [PATCH v4 net-next 5/9] ionic: Add XDP packet headroom



On 2/14/2024 9:59 AM, Shannon Nelson wrote:
> If an xdp program is loaded, add headroom at the beginning
> of the frame to allow for editing and insertions that an XDP
> program might need room for, and tailroom used later for XDP
> frame tracking.  These are only needed in the first Rx buffer
> in a packet, not for any trailing frags.
> 
> Co-developed-by: Brett Creeley <brett.creeley@....com>
> Signed-off-by: Brett Creeley <brett.creeley@....com>
> Signed-off-by: Shannon Nelson <shannon.nelson@....com>
> ---

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>