linux-kernel - Re: [PATCH 2/2] genirq: update doc

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Message-Id: <20100422080421.64a3006e.randy.dunlap@oracle.com>
Date:	Thu, 22 Apr 2010 08:04:21 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Guillaume Knispel <gknispel@...formatique.com>
Cc:	linux-kernel@...r.kernel.org, Linuxppc-dev@...ts.ozlabs.org,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Haavard Skinnemoen <hskinnemoen@...el.com>,
	Ingo Molnar <mingo@...e.hu>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Michael Buesch <mb@...sch.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Russell King <linux@....linux.org.uk>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 2/2] genirq: update doc

On Thu, 22 Apr 2010 15:09:58 +0200 Guillaume Knispel wrote:

> Following "genirq: always build resend_irqs" and previous changes, this
> commit updates the genirq DocBook.
> 
> ---
>  Documentation/DocBook/genericirq.tmpl |   73 ++++++++++++++++++--------------
>  1 files changed, 41 insertions(+), 32 deletions(-)
> 
> diff --git a/Documentation/DocBook/genericirq.tmpl b/Documentation/DocBook/genericirq.tmpl
> index 1448b33..5ee204c 100644
> --- a/Documentation/DocBook/genericirq.tmpl
> +++ b/Documentation/DocBook/genericirq.tmpl
> @@ -240,8 +240,6 @@ default_enable(irq)
>  
>  default_disable(irq)
>  {
> -	if (!delay_disable(irq))
> -		desc->chip->mask(irq);
>  }
>  
>  default_ack(irq)
> @@ -264,7 +262,11 @@ noop(irq)
>  }
>  
>  		</programlisting>
> -	        </para>
> +	        Note: default_disable is empty so that an edge-triggered

		      default_disable()

> +		interrupt happening between a disable_irq() and an enable_irq()
> +		is catched by the kernel for later replay. See

		   caught

> +		<xref linkend="Delayed_interrupt_disable"/> for details.
> +		</para>
>  	    </sect3>
>  	</sect2>
>  	<sect2 id="Default_flow_handler_implementations">

[snip]


---
~Randy
--
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