Date: 14 Sep 2007 09:44:59 +0200
Date: Fri, 14 Sep 2007 09:44:58 +0200
From: Andi Kleen <ak@muc.de>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: lguest <lguest@ozlabs.org>,
       lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH] Introduce "used_vectors" bitmap which can be used to reserve vectors.
Message-ID: <20070914074458.GA63069@muc.de>
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On Fri, Sep 14, 2007 at 03:14:09PM +1000, Rusty Russell wrote:
> This simplifies the io_apic.c __assign_irq_vector() logic and removes
> the explicit SYSCALL_VECTOR check, and also allows for vectors to be
> reserved by other mechanisms (ie. lguest).

Seems reasonable even as a cleanup.

>  
>  int panic_on_unrecovered_nmi;
> +
> +DECLARE_BITMAP(used_vectors, NR_VECTORS);
> +EXPORT_SYMBOL_GPL(used_vectors);

But what is the export good for? Since it's only used at boot
a module cannot do anything useful with it.

-Andi
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