From: Al Viro <viro@ZenIV.linux.org.uk>
Subject: Re: [PATCHv4 01/17] VFS: introduce helpers for the s_dirty flag
Date: Fri, 28 May 2010 22:14:32 +0100
Message-ID: <20100528211432.GM31073@ZenIV.linux.org.uk>
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 <20100528132318.0783675a.akpm@linux-foundation.org>
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Cc: Artem Bityutskiy <dedekind1@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Jens Axboe <jens.axboe@oracle.com>,
	linux-fsdevel@vger.kernel.org,
	Roman Zippel <zippel@linux-m68k.org>,
	"Tigran A. Aivazian" <tigran@aivazian.fsnet.co.uk>,
	Chris Mason <chris.mason@oracle.com>,
	Boaz Harrosh <bharrosh@panasas.com>,
	linux-ext4@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>,
	OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,
	David Woodhouse <dwmw2@infradead.org>,
	reiserfs-devel@vger.kernel.org, Jan Kara <jack@suse.cz>,
	Evgeniy Dushistov <dushistov@mail.ru>
To: Andrew Morton <akpm@linux-foundation.org>
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On Fri, May 28, 2010 at 01:23:18PM -0700, Andrew Morton wrote:

> A more conventional and superior naming scheme is
> subsystemid_specific_function_identifier().  eg, bio_add_page() instead
> of add_page_to_bio().
> 
> So these want to be sb_mark_dirty(), etc.
> 
> Being very old code written by very yound people, the VFS kinda ignores
> that convention, but it doesn't hurt to use it for new code.
> 
> Feel free to ignore me if that's too much of a PITA ;)

The real issue is that it's almost certainly an overdesign.  Let's
get rid of the bogus uses first and figure out what's happening in
what remains, OK?

I have no problems with doing such wrappers, but if we touch every
place using ->s_dirt anyway, let's at least take a good look at them.

I'm mostly OK with what had emerged for the final patch in series,
but...