linux-kernel - Re: [PATCH] drivers/net: remove network drivers' last few uses of IRQF_SAMPLE

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Message-ID: <482C8D4D.3040702@garzik.org>
Date:	Thu, 15 May 2008 15:21:49 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	"Kok, Auke" <auke-jan.h.kok@...el.com>
CC:	Rick Jones <rick.jones2@...com>,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Chris Peterson <cpeterso@...terso.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers/net: remove network drivers' last few uses of
 IRQF_SAMPLE_RANDOM

Kok, Auke wrote:
> How about the non-NAPI and non-throttled case? I would argue that without any irq
> mitigation we can still use SA_RANDOM. Many (e.g. embedded) devices will want some

When was the last time we added a new driver for new hardware, and it 
didn't support NAPI and/or hw mitigation?  They are few and far between, 
and getting ever more rare.


> extra form of entropy, and providing them it in this form will be very beneficial
> as these devices more commonly have no other form of entropy anymore.

"no other form of entropy"?   See examples in this thread.

	Jeff


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