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Date: Mon, 1 Jul 2002 14:45:07 -0700
To: M?ns Rullg?rd <mru@users.sourceforge.net>
Cc: "Mohamed Ghouse , Gurgaon" <MohamedG@ggn.hcltech.com>,
       "'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>
Subject: Re: Diff b/w 32bit & 64-bit
Message-ID: <20020701214507.GA21541@mail-infomine.ucr.edu>
References: <5F0021EEA434D511BE7300D0B7B6AB5303C78735@mail2.ggn.hcltech.com> <yw1xpty71bea.fsf@gladiusit.e.kth.se>
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From: ruschein@mail-infomine.ucr.edu (Johannes Ruscheinski)
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Also sprach M?ns Rullg?rd:
> "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
                                                  ^^^^^^^^^^^^^^^^^^^
I don't know where you come up with that.  On x86 Linux the size of
any pointer is 4 bytes!
> 
> 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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-- 
Johannes
--
Dr. Johannes Ruscheinski
EMail:    ruschein_AT_infomine.ucr.edu ***          Linux                  ***
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 A man full of faith is simply one who has lost (or never had) the capacity for clear and
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