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Re: question to those who know x86 irq vectors

To: Jay Lan <jlan@xxxxxxx>
Subject: Re: question to those who know x86 irq vectors
From: Hugh Dickins <hugh@xxxxxxxxxxx>
Date: Wed, 6 Aug 2008 20:01:07 +0100 (BST)
Cc: KDB <kdb@xxxxxxxxxxx>
In-reply-to: <4899ED43.6060306@sgi.com>
References: <4899ED43.6060306@sgi.com>
Sender: kdb-bounce@xxxxxxxxxxx
On Wed, 6 Aug 2008, Jay Lan wrote:
> 
> KDB defines KDB_VECTOR for x86 machines
>     #define KDB_VECTOR             0xfb for x86_64 systems,
> and #define KDB_VECTOR             0xf9 for x86_32 systems.
> 
> In 2.6.27-rc, unfortunately, 0xf9-0xff are all being used. Is it
> safe for KDB to use 0xf8? The f0-f7 are used for TLB flush.

I've limited knowledge here, but yes, that works fine.

Hugh
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