netdev - Re: [PATCH net] net/mlx4_en: cq->irq_desc wasn't set in legacy EQ's

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Date:	Wed, 16 Jul 2014 23:29:07 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	amirv@...lanox.com
Cc:	netdev@...r.kernel.org, ogerlitz@...lanox.com,
	yevgenyp@...lanox.com
Subject: Re: [PATCH net] net/mlx4_en: cq->irq_desc wasn't set in legacy EQ's

From: Amir Vadai <amirv@...lanox.com>
Date: Wed, 16 Jul 2014 13:33:50 +0300

> Fix a regression introduced by commit 35f6f45 ("net/mlx4_en: Don't use
> irq_affinity_notifier to track changes in IRQ affinity map").
> When core is started in legacy EQ's (number of IRQ's < rx rings), cq->irq_desc
> was NULL.  This caused a kernel crash under heavy traffic - when having more
> than rx NAPI budget completions.
> Fixed to have it set for both EQ modes.
> 
> Signed-off-by: Amir Vadai <amirv@...lanox.com>

Applied, thank you.
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