Date: Thu, 13 Dec 2007 11:22:59 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
       Russell King <rmk+lkml@arm.linux.org.uk>,
       Thomas Gleixner <tglx@linutronix.de>, Remy Bohmer <linux@bohmer.net>,
       Daniel Walker <dwalker@mvista.com>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] Revert lazy irq disable for simple irqs
Message-ID: <20071213102259.GQ8977@elte.hu>
References: <Pine.LNX.4.58.0712121516400.22305@gandalf.stny.rr.com>
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* Steven Rostedt <rostedt@goodmis.org> wrote:

> [This patch *is* for mainline Linux]
> 
> In commit 76d2160147f43f982dfe881404cfde9fd0a9da21 lazy irq disabling 
> was implemented, and the simple irq handler had a masking set to it.
> 
> Remy Bohmer discovered that some devices in the ARM architecture would 
> trigger the mask, but never unmask it. His patch to do the unmasking 
> was questioned by Russell King about masking simple irqs to begin 
> with. Looking further, it was discovered that the problems Remy was 
> seeing was due to improper use of the simple handler by devices, and 
> he later submitted patches to fix those. But the issue that was 
> uncovered was that the simple handler should never mask.
> 
> This patch reverts the masking in the simple handler.
> 
> Signed-off-by: Steven Rostedt <srostedt@redhat.com>

thanks, applied. This is for v2.6.24 too, right?

	Ingo
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