netdev - Re: [PATCH net-next 0/9] ionic: Add support for Event Queues

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Message-Id: <20200216.201124.1598095840697181424.davem@davemloft.net>
Date:   Sun, 16 Feb 2020 20:11:24 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     snelson@...sando.io
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net-next 0/9] ionic: Add support for Event Queues

From: Shannon Nelson <snelson@...sando.io>
Date: Sun, 16 Feb 2020 15:11:49 -0800

> This patchset adds a new EventQueue feature that can be used
> for multiplexing the interrupts if we find that we can't get
> enough from the system to support our configuration.  We can
> create a small number of EQs that use interrupts, and have
> the TxRx queue pairs subscribe to event messages that come
> through the EQs, selecting an EQ with (TxIndex % numEqs).

How is a user going to be able to figure out how to direct
traffic to specific cpus using multiqueue settings if you're
going to have the mapping go through this custom muxing
afterwards?