linux-kernel - Re: [PATCH 08/42] introduce nr

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Message-ID: <86802c440808090030t16e0efa3ne5adad6c8096c8a0@mail.gmail.com>
Date:	Sat, 9 Aug 2008 00:30:28 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Dhaval Giani" <dhaval@...ux.vnet.ibm.com>,
	"Mike Travis" <travis@....com>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/42] introduce nr_irqs

On Fri, Aug 8, 2008 at 11:07 PM, Eric W. Biederman
<ebiederm@...ssion.com> wrote:
> "Yinghai Lu" <yhlu.kernel@...il.com> writes:
>
>> On Fri, Aug 8, 2008 at 6:00 PM, Eric W. Biederman <ebiederm@...ssion.com> wrote:
>>> Yinghai Lu <yhlu.kernel@...il.com> writes:
>>>
>>>> and at this point it is equal NR_IRQS
>>>
>>> This patch is ok, but this approach is fundamentally broken.
>>> Only 19 architectures use GENERIC_HARDIRQS
>>>
>>> The only required interface is interrupt.h not irq.h
>>>
>>> So you may not replace NR_IRQS with nr_irqs in anything other
>>> then genirq code and some architecture code.
>>>
>>> Doing so will break the build on several architectures.
>>
>> some platforms will not use include/linux/irq.h and kernel/irq/handle.c ?
>
> Yes. interrupt.h is the common infrastructure.
>

ok, will move to that file.

YH
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