linux-kernel - Re: [PATCH net-next] genirq: Eliminate explicit dependency between IRQ affinity notifiers and CONFIG

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Message-Id: <20140522.152808.802269502342645717.davem@davemloft.net>
Date:	Thu, 22 May 2014 15:28:08 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	amirv@...lanox.com
Cc:	tglx@...utronix.de, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, bhutchings@...arflare.com,
	yevgenyp@...lanox.com, ogerlitz@...lanox.com, eyalpe@...lanox.com
Subject: Re: [PATCH net-next] genirq: Eliminate explicit dependency between
 IRQ affinity notifiers and CONFIG_SMP

From: Amir Vadai <amirv@...lanox.com>
Date: Tue, 20 May 2014 17:57:00 +0300

> From: Eyal Perry <eyalpe@...lanox.com>
> 
> Instead of requiring each consumer of the IRQ affinity notifier to have
> themselves be explicitly dependent on CONFIG_SMP, make the definition of
> struct irq_affinity_notify to exist independently of that config option
> and introduce a stub for irq_set_affinity_notifier() under non SMP
> configuration.
> 
> Fixes: 2eacc23 ("net/mlx4_core: Enforce irq affinity changes
> immediatly")
> 
> Signed-off-by: Eyal Perry <eyalpe@...lanox.com>
> Signed-off-by: Amir Vadai <amirv@...lanox.com>

IRQ layer folks please review and push upstream if there aren't any
problems.

Thanks.
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