netdev - Re: [PATCH net-next] ibmvnic: Toggle between queue types in affinity mapping

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Message-ID: <c2ee03e3-0947-5f25-da09-79d387e62ed2@linux.vnet.ibm.com>
Date:   Wed, 25 Jan 2023 11:16:41 -0800
From:   Rick Lindsley <ricklind@...ux.vnet.ibm.com>
To:     Jakub Kicinski <kuba@...nel.org>,
        Nick Child <nnac123@...ux.ibm.com>
Cc:     netdev@...r.kernel.org, bjking1@...ux.ibm.com, haren@...ux.ibm.com,
        ricklind@...ibm.com
Subject: Re: [PATCH net-next] ibmvnic: Toggle between queue types in affinity
 mapping

On 1/24/23 18:39, Jakub Kicinski wrote:

> Seems sensible but why did you invert the order? To save LoC?

Proc zero is often the default vector for other interrupts.  If we're going to diddle with the irq's for performance,  it would make sense to me to steer around proc 0.

Rick