linux-kernel - Re: [PATCH] Prevent nested interrupts when the IRQ stack is near overflowing v2

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Message-Id: <20100325.203313.186750805.davem@davemloft.net>
Date:	Thu, 25 Mar 2010 20:33:13 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	torvalds@...ux-foundation.org
Cc:	mingo@...e.hu, peterz@...radead.org, tglx@...utronix.de,
	andi@...stfloor.org, x86@...nel.org, linux-kernel@...r.kernel.org,
	jesse.brandeburg@...el.com
Subject: Re: [PATCH] Prevent nested interrupts when the IRQ stack is near
 overflowing v2

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Thu, 25 Mar 2010 13:40:43 -0700 (PDT)

> It makes _all_ interrupts act like IRQF_DISABLED. So it actually fixes 
> your issue, by making IRQF_DISABLE a no-op - not because it doesn't exist 
> any more, but because the non-IRQF_DISABLED case would not exist any more.

Yep, Peter Z. explained this to me under seperate cover.

Great!


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