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To: "Mohamed Ghouse , Gurgaon" <MohamedG@ggn.hcltech.com>
Cc: "'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>
Subject: Re: Diff b/w 32bit & 64-bit
References: <5F0021EEA434D511BE7300D0B7B6AB5303C78735@mail2.ggn.hcltech.com>
From: mru@users.sourceforge.net (=?iso-8859-1?q?M=E5ns_Rullg=E5rd?=)
Date: 01 Jul 2002 21:44:13 +0200
In-Reply-To: "Mohamed Ghouse , Gurgaon"'s message of "Mon, 1 Jul 2002 15:53:21 +0530"
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"Mohamed Ghouse , Gurgaon" <MohamedG@ggn.hcltech.com> writes:

> Hello All
>  I am working on a Driver.
> Considering the processor 2 B Intel's x86, 
> can some one enlighten me with the differences of Linux on a 64-bit
> processor & a 32-Bit processor.

For Alpha: sizeof(int) == 4, sizeof(long) == 8, sizeof(void *) == 8
For intel: sizeof(int) == 4, sizeof(long) == 4, sizeof(void *) == 8

The most common mistake is trying to stuff a pointer into an
int. Don't do that.

-- 
M?ns Rullg?rd
mru@users.sf.net
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