netdev - Re: [PATCH net-next 1/3] ice: add ice_adapter for shared data across PFs on the same NIC

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Message-ID: <20240227183555.01123eb7@kernel.org>
Date: Tue, 27 Feb 2024 18:35:55 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Michal Schmidt <mschmidt@...hat.com>
Cc: intel-wired-lan@...ts.osuosl.org, Jesse Brandeburg
 <jesse.brandeburg@...el.com>, Richard Cochran <richardcochran@...il.com>,
 Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>, Karol Kolacinski
 <karol.kolacinski@...el.com>, Jacob Keller <jacob.e.keller@...el.com>,
 netdev@...r.kernel.org
Subject: Re: [PATCH net-next 1/3] ice: add ice_adapter for shared data
 across PFs on the same NIC

On Mon, 26 Feb 2024 16:11:23 +0100 Michal Schmidt wrote:
> There is a need for synchronization between ice PFs on the same physical
> adapter.
> 
> Add a "struct ice_adapter" for holding data shared between PFs of the
> same multifunction PCI device. The struct is refcounted - each ice_pf
> holds a reference to it.
> 
> Its first use will be for PTP. I expect it will be useful also to
> improve the ugliness that is ice_prot_id_tbl.

ice doesn't support any multi-host devices?