netdev - Re: [PATCH net] nfp: use correct index to mask link state irq

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Message-Id: <20160616.220319.1402917346658106257.davem@davemloft.net>
Date:	Thu, 16 Jun 2016 22:03:19 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jakub.kicinski@...ronome.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net] nfp: use correct index to mask link state irq

From: Jakub Kicinski <jakub.kicinski@...ronome.com>
Date: Thu, 16 Jun 2016 14:42:50 +0100

> We were using an incorrect define to get the irq vector number.
> NFP_NET_CFG_LSC is a control BAR offset, LSC interrupt vector
> index is called NFP_NET_IRQ_LSC_IDX.  For machines with less
> than 30 CPUs this meant that we were disabling/enabling IRQ 0.
> For bigger hosts we were just playing with the 31st RX/TX
> interrupt.
> 
> Fixes: 0ba40af963f0 ("nfp: move link state interrupt request/free calls")
> Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>

Applied.