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Date: Thu, 23 Nov 2000 22:59:00 +0200
From: Matti Aarnio <matti.aarnio@zmailer.org>
To: Linus Torvalds <torvalds@transmeta.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: {PATCH} isofs stuff
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In-Reply-To: <Pine.LNX.4.10.10011231235170.1338-100000@penguin.transmeta.com>; from torvalds@transmeta.com on Thu, Nov 23, 2000 at 12:38:55PM -0800
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On Thu, Nov 23, 2000 at 12:38:55PM -0800, Linus Torvalds wrote:
... 
> In fact, almost all filesystems do this at some point. ext2 does it for
> directories too, for some very similar reasons that isofs does. See
> fs/ext2/dir.c:
> 
> 	blk = (filp->f_pos) >> EXT2_BLOCK_SIZE_BITS(sb);
> 
> (and don't ask me about the extraneous parenthesis. I bet some LISP
> programmer felt alone and decided to make it a bit more homey).
> 
> 		Linus

   Propably some programmer has been bitten once too many times with
   C's operator precedence rules, which only affect more complicated
   expressions -- and thus are used rarely, and not remembered well.
   (Or perhaps rememberance is felt to be weak, and parenthesis solve it.)

/Matti Aarnio
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