linux-kernel - Re: [PATCH 28/31] Constify struct super

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Message-ID: <20091209013109.GA18448@linux-mips.org>
Date:	Wed, 9 Dec 2009 01:31:10 +0000
From:	Ralf Baechle <ralf@...ux-mips.org>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	re.emese@...il.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 28/31] Constify struct super_operations for 2.6.32 v1

On Sun, Dec 06, 2009 at 08:14:46AM +0300, Alexey Dobriyan wrote:

> Subject: Re: [PATCH 28/31] Constify struct super_operations for 2.6.32 v1
> Content-Type: text/plain; charset=ISO-8859-1
> 
> > -   	struct inode *(*alloc_inode)(struct super_block *sb);
> > +   	struct inode *(* const alloc_inode)(struct super_block *sb);
> 
> Good rule is if adding const doesn't move object from one section
> to another, it isn't worth it.

On MIPS I've changed a few pointer arguments that frequently were abused
by platform-specific code to const just to make sure such code blows up
at compile time and not later in my mail folder at review time.

  Ralf
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