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Date: Fri, 19 Sep 2008 12:58:33 -0400
From: Josh Boyer <jwboyer@gmail.com>
To: chretien@enseirb.fr
Subject: Re: ioremap and vmalloc
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On Fri, Sep 19, 2008 at 06:45:01PM +0200, =?ISO-8859-1?Q?S=E9bastien_Chr=E9tien_ wrote:
> if I write :
> ioremap(0x20000000,0x40000) and ioremap(0x20000000,0x50000)
>
> Will it crash ?

I have no idea.  You haven't given us enough information to really answer
that.

Basic information needed would be: 

1) What board/chip
2) What kernel version
3) What are you actually trying to do
4) What driver are you using
5) If you are writing your own, where is the code for it

etc.

josh